Using accent-color to change check box color

So apparently accent color is a new(ish) property or maybe its just new to me. You can use this to change or select things like the background color on input check boxes. You can see in the exampl..

Making an image responsive using css using background cover

the following css will make an image display 100% its size and keep its aspect ratio if the screen size or element size gets smaller than the containing image. you should be able to drag the edge of t..

Locate a DIV and CLASS and create an IMAGE element using JAVASCRIPT

I had this weird request the other day, well today to replace an image thumbnail that was generated by an aspx script, but the link was from youtube and the list was not auto loading the thumbnail.&nb..

extract a wordpress menu using its id

when you edit the menu in wordpress you can check the url, and it will have the id to extract in the following string: /wp-admin/nav-menus.php?menu=12

CSS Object Fit for Image fill rather than using background image on a div

CSS Object Fit can crop off the sides of an image, while also preserving its aspect ratio, and then fill in the space to fit any size.  Object Fit You can use: object-fit: With the following ..

Using the HTML tag details for easy accordions

Using the HTML Tag ` ` for automatic accordions.

function causing slow load time

i had this function matching a uid using a binary select query. The sites were loading in about 8 full seconds according to my load timer, sometimes up to 12 seconds! So this was running on old site ..

loading a non processed item using the load_from_fields_array function

Example using the load_from_fields_array function  to load a single item where the processed value is equal to FALSE.

Map Image with Easy Dots and Titles using only CSS

I had to quickly add some dot points with names to a map the other day, so i thought i should probably look for a jquery library for tool tips or something similar. But then i thought why not just add..

rainbow text with css using background clip

using preg_match to extract text from elements

using preg_match to extract specified text from elements I also tried this search "if you have the start and end of a string extract the middle with php" as thats really all i need it to do, i have t..

using figcaption and figure for your images

So i usually add images in a <p> tag with just an <img> tag and then <br> and the image caption, but there is actually a tag for this that i should get used to using. The <figcapt..

using the :user-valid CSS pseudo-class

It seems this is currently only working in firefox. Here is a test of the code in firefox, you can see if you add a "valid" email address it will add a border and a green tick.

add a button to an existing link using :after css

Adding a button style to an existing link using :after and css. Preview

update value of element using javascript

using innerHTML to update the value of an element

javascript attach a click event to an id not using jquery

I just wanted to bind a click to a button, not using JQuery, turns out its not that hard at all. Why am i using jquery for this stuff???...

check url hash using javascript

What is a url hash? This is a URL Hash. You can add the # symbol on the end of a url and content after it, and this will not effect the content usually, unless the browser is intructed to do somet..

convert characters to entities using javascript replace

takes a html string and replaces the html elements into their equivalent characters. e.g: replaces < with &lt;

convert a string into its html entitles using php htmlentities function

this takes a html string such as the following example and converts it into its html entities. it will take a character such as < and convert it into &lt; so that the string is not parsed as h..

Using Marker to add a Triangle to List Items

In this demo i use the ::marker attribute on the list items to change the content of the marker to a ▶

make a nice readable date using a timestamp string function make_nice_date

handy if you have a timestamp like this: 2022-01-10 00:12:42 and want it to look a bit nicer. like this... 12:19 am, January 10, 2022

Create Strings using Template Literals

if you use the backtick to enclose your strings you no longer have to use \n for a new line.  For example: `this is a multiline ...string!!` Console Example

Using Destructuring and the Rest Parameter to Reassign Array Elements

Use destructuring assignment with the rest parameter to perform an effective Array.prototype.slice() so that arr is a sub-array of the original array source with the firs..

How to download music to mp3 format from youtube using youtube-dl

How to download ABGT from youtube. youtube-dl sudo apt install python3-pip ffmpeg brew install ffmpeg brew install youtube-dl Getting this error: The operation couldn’t be completed. Un..

Using CSS Grid instead of Float's for a 3 column simple list

I have been in the habit of just using float:left and then width 31% with margin 1% for list items, and it seems to work fine usually.  But i thought i probably should update the defaults in by ..

Input Suggestions using a datalist

I found this cool piece of code here, looks very handy. Basically you can add the input and then provide it a data list with suggestions, which then will allow you to start typing the item and it wil..

using php parse_url function to remove the query string from a url

I recently had to remove the query string from a url, the bit after the ?key=1 or whatever is after the actual url.  I initially thought i could just use a explode function on the ? which would ..

Using props with Stateless Functional Components in React

Here is an example of a Stateless Functional Component but i cant get the PropTypes working correctly in my demo, not sure what im doing wrong here, but the code seems to work in the compiler just not..

How to Access Props Using this.props in React

If you would like to access a class component prop within its self you can do this using the this keyword.

how to join an array in javascript using the join method

This example shows how we can join an array into a string using the join method. Its a nice quick way to convert your array into a string with a delimiter such as , or ; Here we can see the test arr..

using the $_SERVER['HTTP_REFERER'] to check referring pages

shows how you can display the contents of the $_SERVER['HTTP_REFERER'] tag in php to show referring pages i read in an article that this is stripped out of HTTPS requests, but it seems to still be wo..

using css counter-increment to add numbering to elements

i just found this element in css where you can add numbering to elements, very handy to add counters and things.  This uses the counter-increment: section; in the main element and then adds the ..

using the kbd html tag

  You can use the tag <kbd> to highlight keyboard shortcuts, i love this tag!  Now i just need a reason to use it.   

How to Create a React Component using the ES6 class method

One way to add a react component is to use the Stateless Functional Component method, and another way is to use the ES6 extends syntax. This method seems more complex than the 1st for some reason mayb..

adding react with JSX using babel

just wanted to see how JSX would work with react and babel, so this way you can write JSX and babel compiles it for use with react.  This is apparently not a good way to do things and can be qui..

using babel for react compiling in browser

this is currently just an idea, as i saw that codepen uses babel to run react i was wondering i can do the same thing here and then just write normal react script and have babel compile it.  so ..

using strlen to check the length of a string and do something about it

in the following code i use the php function strlen to check the length of a string and then add an if statement to check if the string is longer or shorter than the required length. 

using wp_nav_menu to show a custom menu in wordpress

found this quick code snippit here, its not working just for reference of what the array items do.  Here is how you would display the menu called "Projects" PHP         $..

using a radial gradient for background overlay

usually i just use linear gradients for my background elements but i noticed this one the other day, a radial gradient. you can actually specify multiple colours and also opacity levels to overlay a ..

using filter grayscale to make an image dark

lets make this image grayscale using a css filter

how to bundle css files together using windows or mac

so i was wondering how to do this the other day using some modern end tools, and i found this way just do it straight from mac or windows.  lets say i have these css files main.css style.css..

load random videos module using template

load 3 random items and extract the video url, and use the youtube function to create a thumbnail and link to that video page

split a string into links using the comma

this is a common function for some field data, lets say you have a string like this. category one, category two, another category in one field or string but i want it to display like this category ..

vertically align text within a fixed height div using flex

this can be used to make text align nicely while still keeping the same layout. the example below shows how you can set the height of the containing element and still have the text aligned center to ..

scroll down the page using a button click

scrolling down 600px from where you currently are on the screen demo vid

using clamp js to clamp lines of text

there is a css version of this as well but this version works in a greater range of browsers (i think) this one is not working for me... i think the overflow elipsis is still a better option than thi..

Comments Listing should be a custom list rather than using search

For some reason when i listed the comments under posts on this site, i used the search function and then searched for the related uid, which maybe was easier at the time than adding an additional cate..

make your images look non squished when not using image backgrounds v2

this is a working version of this post, for some reason that image was deleted I think due to a content upgrade.  Basically this uses the object-fit: cover; to make images not stretch when they ..

passing in arrays to your functions rather than using variables

this is probably an old technique, but i discovered it the other day when i was playing around, and i thought wow i should do this to all my functions, i cant see the downside, apart from having to re..

check server https or http value in php using $_SERVER

this will check the server method and if its https assign the value to $server_http_val so this will either be "https://" or "http://" good for generating full url's for your domain. 

dont use md5 for password hashing using password_hash and password_verify

apparently md5 is not the best method for password hashing, you should use the php functions  password_hash(); and then  password_verify(); to verify the hash matches PHP password_hash..

clear a input field when it looses focus using onblur

this will cause the input field to clear when it is not in focus

python extract title tag from url and html using regex

this will extract the title tag as text from the url and the title tag in the following python script Python import refrom urllib.request import urlopenurl = "http://olympus.realpython.org/profiles/..

using moment.js to make your time format nicer

moment.js is a very nice way to handle multiple date strings and output them in a nicer format.  grab the latest copy of momen from cdnjs lets say our date is in this format, i think this is un..

using text-stroke to add a border to your text

this is quite good for webkit enabled browsers, and most of them are these days.  Check what is supported: https://caniuse.com/?search=webkit-text-stroke   

adding background blur to an image using css fill screen

I had noticed this cool looking effect used on places like google, and other sites that display portrait images, i think i saw it on the google home as well or maybe google photos.  Its basicall..

using the nth-of-type selector to target a class with the same name

using the nth-of-type css selector you can target a class with the same name, using a number. I guess this can make your code a bit neater not having to add a sub class

how to check the temperature of the pi using command line

to get the temperature of the pi in shell or command line type the following: BASH vcgencmd measure_temp This measures the GPU temperature. Which should generate something like this: To get the..

how to find what version pi you are using

So i was wondering the other day how to show what raberry pi i had, rather than opening it up. you can install lshw and it can list all your hardware Install it with BASH uname -r which should gi..

using the last-of-type css selector to remove a border from the last item in a list

i find using the last-of-type css selector quite useful when there is a list or re-occuring items and the last one has to be slightly different from the other ones.  This allows me to target the..

box hover over effects using pulsate animation

Bit of a different box hover over effect. Just using the pulse animation.

using multiple text shadow

sometimes you want to use more than one text shadow, like if you want one with 2px on the bottom left and then one with 2px on the top right, so you can get a full outline or a more even shadow on you..

using gzdeflate on a string php

yes you can actually run compression on a string to save space and then uncompress it at the other end...

make an image white with css using filter brightness and invert

If you have an icon or something with transparency this can be useful if you dont want to have to edit the image and create another copy of it you can apply the filter brightness and invert. You can ..

using jquery appear for checking if an element is visible on screen

Yes.. sometimes i like using jquery as well, as it can make things so easy! :) Here is a quick demo using the JQuery Appear plugin so make an element change if it on or off screen.  Plugin Link..

using attr in css to get content from html

im not sure (yet) how this would be useful, but it shows that you can get title attribute content from a div with css

using javascript to open a link in the same window and in a new window or tab (open link)

a nice easy way to target _self or _blank when opening a link using javascript

using linear gradient background on text css

If you want to have a background gradient on your foreground text you can use this css.  I think currently this only works on webkit enabled browsers, but it looks pretty cool.

create a rainbow background using css linear gradient

just incase one gradient is not enough for you we can also use it to create a rainbow background gradient

css using perspective for transforms

just playing around with the perspective and transforms, it does weird and annoying things to the margins. I was interested in how this page worked, so i thought i would try and deconstruct it a bit. ..

loading content into fancybox modal using ajax

This loads content into a fancybox modal using an ajax request so you can specify a url to load into the modal when the button is clicked

find and replace hrefs in existing page links using jquery

sometimes i have to do these things when you cant change the source files for some reason, usually due to old code. Its kind of a patch, but it works. The reason i had to add a delay in running the fu..

get the href value using jquery

this uses the jquery attr function to get the value of the href. this example targets the first a in the card div, so running the demo should alert you with https://kruxor.com Rather than using alert..

Find Disk Space Usage using DU

The easiest way to check the space used in a directory in linux is this command: du -h This will do the current directory and all its sub directories. if you want to see a specific one type this d..

using css linear gradient for background overlays

a few examples using css linear gradient for the background

center something with css not using flex

This is how you can center something in another element if you dont want to use the flex method.  You will need the relative position on the outer element, and the absolute on the center one unl..

js using recursion to create a range of numbers

in this we will create a function that calls its self to add to an array a range of numbers

Using Node to get a Web Dev Environment with livereload up and running

this is how i get a live reloading dev environment up and running on my windows pc's using node , npm and browsersync.

Using the Spread Operator to Evaluate Arrays In-Place Tests

My tests using the Spread Operator rather than the apply function. In the 1st function show_max_array i use the apply operator to convert the array into comma seperated values. In the show_max_array..

Using the rest operator to pass in a variable amount of arguments

If you don't know how many parameters you will need in your function you can use the rest operator to pass them in. ...

using arrow functions to convert small functions into one line statement functions

in this exercise i will take a function variable and write it in one line using the arrow function

using let and const example

This example uses let and const rather than just vars, let can only be declaired once rather than overwritten like vars and const is a read only variable so it cant be changed. 

using let rather than var

Using let rather than var and use strict can avoid some overwriting of variables i will write a function here that shows how let throws an error. This function now gives an error in the console. Uncau..

Using parseInt in a function to return an integer or not

this function uses the parseInt function to return a proper integer or an error code if it can't. So this demo should return NaN for the Not an Int (x1235) and The int for the 00001235. I think that N..

split a string into an array using split javascript

this will split the string into an array based on the spaces inbetween words. you can split it based on any character, for example if you had words in csv comma format you could use the second example..

Custom 12 Grid using CSS Grid

For a while i have been using frameworks for their easy grid systems, like foundation and bootstrap. I guess this is a bit lazy and very bloated as you are loading the full css library and using about..

get the average of a number list using an array in php

get the average of a array of numbers

form checkbox replacement with large tick using label

this is good if you want to change a form checkbox with the default and show a fancy tick or something else, this will still check the checkbox so will work normally as the form element

using switch with multiple identical cases

this can be used if you have several outcomes where the return value will be the same by omitting the break from the cases before the final

using switch in a function

This shows an example using the switch to select multiple options in a function, you can return from the switch with break, or you can end the whole function with return.

JS Using typeof to check on string types

you can use the typeof operator to check what kind of variables you have.

defining a variable inside a function without using var will create a global variable

here is an example showing a variable defined within a function showing how it becomes a global variable if not defined with var

using local storage rather than cookies to store data (localStorage)

you can see what is stored in local storage by typing this into your browser console. localStorage Adding something You can add something to local storage by using the setItem function.

accessing part of a variable using its index

you can access part of a string variable using its index[1]

using transform scale in css to zoom on hover over

using a css transform will not effect other elements that surround it, so when you mouse over this div (or press it on your phone/tablet) it should scale to 1.5 times its original size.

PHP Finding the position of a string in another string using strpos

$dot_location = strpos($my_string,"."); The first version of this does not seem to work in all cases, so i have updated this with a working version here.

using scroll-behavior: smooth css

This is a nice example of smooth scroll using just css. You can add it to the page by adding it to the html element html { scroll-behavior: smooth; } for this demo I will add some padding to ..

using a css grid area template

here we can specify areas for the grid. using grid-template-areas. once the areas are defined we can add the items into each area with grid-area: header in each element Use grid-area Without Creatin..

using flexbox to align elements in a row

flexbox is so good at aligning elements, yes i used to use float left and then percentages and overflow auto or hidden the surrounding div, but now with flex you can just do something like this.

Making an image responsive using css

the following css will make an image display 100% its size and keep its aspect ratio if the screen size or element size gets smaller than the containing image. you should be able to drag the edge of t..

using the disk free space function in php

here is a built in php function that will show the amount of free space available on your server.

validate a url using php with FILTER_VALIDATE_URL

checks if a url is valid

check if a user is logged in using sessions

Using nth-child css to hide list items or repeated elements

Lets say that i have a list like this: <div class='my-awesome-list'><div class='a-list-item'>yay im a list item</div><div class='a-list-item'>yay im a list item</div><..

Using Flexbox rather than Floats

So i was still using float left for a bunch of elements i was working on the other day, sometimes it's hard to drop old techniques. What are the actual benefits of using flexbox rather than float lef..

Generate Sub menu using Core

hide and show elements with js using getElementById and style.display

replace anything in brackets in a string using preg_replace regex php

Lets say we have a string like this hi there im a string (not really a string). and we want to remove this bit (not really a string) We can do this using the following regex (preg_replace) $strin..

using parse_url to extract parts of a url

Category: PHP the parse_url php function will split a url into an array of url fragments $url = "http://kruxor.com/path/?argument=value#anchor"; var_dump(parse_url($url)); parse_url example ..

using custom request headers array with curl

this function passes in an array with custom request headers to curl, good if you need to pass in some headers to request an api url and give it an auth key or something like that. Also added to the a..

random number using rand

Show me a random number between 6 and 12 echo $number = rand(6,12);

truncate string using jquery

.test { padding:10px;border:1px solid #999;border-radius: 3px; } so lets say we had the following string on the page and we needed to make it a bit shorter for some reason. like if you dont have co..

validate form data using javascript to check required html elements

for use in a javascript function to submit a form var form = document.getElementById('myForm'); for(var i=0; i < form.elements.length; i++){ if(form.elements[i].value === '' && form.elements[i..

set and check a cookie using js cookie

this library makes setting and checking cookies so easy its amazing! include this script <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/js-cookie/2.1.4/js.cookie.m..

using regex with replace to replace all instances of something in a string

so you have a string and you want to replace a recurring character, use this to do it: String Example: var string = "a-string-with-dashes.txt"; var string = "a-string-with-dashes.txt"; string..

using vue and json data

Based on This Demo: https://jsfiddle.net/kkpLnv6k/ so i was looking through the jquery way of loading json data and was wondering what the point of loading it in with a vue.js instance is. I guess ..

using getElementById and innerHTML to change the html of content no jquery

this is pretty simple, but i always forget it so ill add it here document.getElementById("theid").innerHTML = "the new content"; heres how it works, add a div with an id of theid Example .. <d..

using foundation 6.4 xy grid basics

Foundation 6.4 introduced a new xy grid which replaces the old row and large-x format here is a basic grid layout (foundation grid) add some style to show the cell border <style> .grid-x .ce..

copy image to data uri using chrome base64 encode

Update: 26 Aug 2020 - Fixed video and original image link all should be working now in chrome. Found this one useful if you want to convert an image to base64 encode and link it directly in css or ht..

take full page screenshot screencapture using chrome dev tools

This isnt really html, but its handy ;) Here is how to take a full page screen shot using the chrome dev tools. Open dev tools in chrome and the page you want to capture the image from F12 Pr..

using mix blend mode and filter grayscale for hero

cycle color using background

I found this the other day (well today actually) and i wanted to see how it worked. background-image: -webkit-linear-gradient(left,#D68AB0 0%,#D8CE5D 25%,#6BD85D 50%,#5DB9D8 75%,#D85DCB 100%); ..

recreate marquee element using css

as the marquee element has been removed from html5 (which is probably a good thing) its now unsupported, but you can use css and keyframes to recreate it. Yay.. CSS Marquee Demo Some Marquee ..

darken background image using css

darken a background image using css only useful if you have overlay text or just want to add a nicer effect to an image, i usually find that adding this to an image with the text over the top makes it..

make your images look non squished when not using image backgrounds

Update: Fixed the code, you can see it here.  i deal with a lot of sites where they have a bunch of images listed and sometimes they can end up looking a bit sqashed unless you add a div and set..

stack a table using css responsive

this can be useful for fitting tables into smaller screens, usually add this to a media query. #tableid td { display: table-row; width:100%; display:block; } and with a screen size added @me..

check the server method post or get using php

Here is a basic usage method for checking if the server is in post or get mode. most normal pages are served in get mode. You can send data back to a page using get by adding variables to the string ..