Bind 'this' to a Class Method

Binding 'this' to Class Methods in React React class components allow you to define custom methods alongside managing state and props. These methods often need to access component properties li..

green circle tick svg

converted into inline css and html

use an image in your list items ol ul li

replacing the default ul li list with an image prefix

clean excess binary logs from mysql - free up space

Update: 30 July 2023 I actually prefer this command, i just have to figure out why im getting so many binlog files! MYSQL PURGE BINARY LOGS BEFORE '2023-07-30 00:00:00';PURGE BINARY LOGS BEFORE NOW..

How To Install SQLite on Ubuntu 20.04

  Bash sudo apt install sqlite3 and to get it working with php, pick your version of php and change the following Bash sudo apt-get install php7.4-sqlite3

error Warning: getimagesize(uploads/583517f49099a.jpg): failed to open stream: No such file or directory in SimpleImage.php on line 1198

i think this error is just caused by a missing file. But there should be some kind of error checking here to not crash the whole site just due to a missing image file. this error is quite hard to fin..

svg carret right css class

simplepie error : XML or PCRE extensions not loaded!

using simplepie it does not load the target feed, and does not display any errors. Just nothing.  if your feed is init'd with $feed check for feed errors with:        $feed ..

Regex replace or find anything in brackets

Search for anything within brackets ( find this ) and the bracket its self.  REGEX \((.*?)\)

codemirror with auto preview window

this should auto preview html code into the preview area using code mirror

Robocopy Options /? help

My usual backup command is now robocopy source destination *.* /M robocopy d:\ f:\ *.* /M Update: actually scrap that, its /E not /M, i used to use the /MIR option, but as deleting files in the des..

redirect www to non www

usually i point the www to the ip address of the server and then create a redirect block on nginx, but this seems like extra work for nothing.  Tested the cname point to the address but this see..

content-visibility and contain-intrinsic-size for page load rendering speed increase

interested to see if this makes any difference content-visibility The content-visibility CSS property controls whether or not an element renders its contents at all, along with forcin..

Warning: file_put_contents(/var/www/html/bundle/responsive-viewport-meta-tag-responsive-meta-tag/index.php): failed to open stream: Permission denied in /var/www/html/pages/update.page.php on line 167

i think that the content in this location is not writable by php so need to change the permissions too fix this error.  This should fix it, as it was not correctly write permissioned Bash cs /..

font similar to century gothic questrial google font quick install

I found this font to be closely related to the paid font "Century Gothic" the only issue i found with this font is that it only comes in regular weight.  But Questrial is free to use, so that is..

svg animated line testing - shooting star right

I found this on a random site i was looking at it took me a while to extract the animation, but i found it and its working below.  There is shoot right and also shoot left, if you are that way i..

chevron right thick and pointy edges base64

finally found a svg chevron that does not cost $3, amazing...

fixing error Call to undefined function simplexml_load_string

usually the error "Call to undefined function simplexml_load_string" happens when the php xml library is missing from your server. You can install the xml php library with the following command, repl..

loop to arr.length or array length

showing a simple loop that uses the length of the array to find the end of the loop. This just console logs each item in the array and stops the loop when it gets to the end of the array. 

Spam IP Database and delete button

The Background and Reason for the SPAM IP Database and Delete I actually wrote up half of this article and was still testing the function and lost the whole post, which will teach me for adding it st..

how to embed google fonts icons

For some reason when i go to embed a google font icon, they dont seems to have any obvious way to actually use it, i can find the icons ok here. But then when i go and use it it links to a how to embe..

how to decode xml in php

how to decode xml into an array in php Here is a full example taking an xml string and converting it into a php array. 

load json data url or api with javascript

this loads a target json url or api using raw javascript so no jquery required with this one then logs the data returned to the console. 

twitter social sharing meta tags

I had done this one so many times on client sites I actually forgot that i had not applied it to my own site! Doh! Anyway this is the tag setup i use for adding the title, url, author and featured im..

down chevron and styles

a down chevron and the class to style it, default this is 16x16px but you can zoom it in or out easily, just change the height and width of it target with the class bi-chevron-down

How to record your own page views with PHP, and make them into weekly monthly and yearly charts

Building a better Simple Page View Counter Currently this site has a very basic view counter on it.  Here is how it currently works. Load the page, function checks if the page has a existing r..

video not auto playing issue in chrome and brave

i had this error the other day when i was adding an auto play video to a page. the error was: Javascript Uncaught (in promise) DOMException: play() failed because the user didn't interact with the ..

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..

button with separated chevron

I have come across this kind of button format a few times now in various designs and the html and css for it is a bit different to normal button formats I have found.  Chevron Detached Button Ex..

globe svg testing (broken)

nope seems not to be working, it seems you cant just copy the glyph path into a normal svg and hope for the best, oh well i tried. 

simple backup to google drive fron linux

i added these scripts a while ago to backup mysql databases and web files to google drive a while ago, i just run them on a daily cron to copy the backups every day. the files so the bain backup_a..

change this to a list group - other items

Other item format is a bit average, list group should fix this.  This uses the template: core-list-item-simple.html  So we can change this a bit to the list group format.  Which i..

Latest from Code Widget

What generates the Latest from Code Widget? Code PHP $widget_latest_list = $class->list_all(        $start = 0,        $max = 10,      &n..

backup script to google drive that can be used for multiple directories

this zips the content of the target directory and then uploads it to a google drive backup location just create a file called ~/_backup_dir.sh and then add the following BASH - _backup_dir.sh  ..

loop through a complex object json javascript

just a note to say that a complex object is an object with more than one nested object in it for example just kinda playing around with this one to get the handle on objects and how to access them C..

load json with vanilla javascript no jquery

this basically does the same thing that a jquery .getJSON does but without the need for jquery.

json load from jquery and loop through the results

this is the same as this post but i have added the object to an external test file. so rather than already having the object data on the page we have to load it somehow Note: you can test that the o..

add chevrons to a ul list

adding a chevron to a list item rather than the default dot and the moving one, here is the demo:

unable to access the $_FILES when submitting a form php

I was getting this weird error when submitting an image for a form upload and i could not see why the $_FILES was not set as this is where the files go from a $_POST back form in php. The error i was..

python extract images into an array from a url

this should extract all images from a url into an array using python python from bs4 import BeautifulSoupfrom urllib.request import urlopenurl = "https://www.kruxor.com/view/code/LOveX/"page = urlop..

python url to text with beautiful soup

python using beautiful soup to convert a url into text Python from bs4 import BeautifulSoupfrom urllib.request import urlopenurl = "https://kruxor.com"page = urlopen(url)html = page.read().decode("u..

python Install Beautiful Soup

this allows you to install the Beautiful Soup library for python which is used for html parsing BASH python3 -m pip install beautifulsoup4 python3 -m pip show beautifulsoup4 if you get an error say..

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/..

php basic page router

this php page router while pretty basic does the job for this site. it takes all the query string and splits it with the / into $p variables you will also need the following nginx or similar page rew..

start ssh and add key git

i usually add this to a .sh file and make it +x to run ssh agent and add the github key bash eval "$(ssh-agent -s)"ssh-add ~/.ssh/github

Creating a chart about charts.css with charts.css from the command line

Creating a chart about charts.css with charts.css from the command line: BASH (      echo "<table class='charts-css bar show-labels show-heading'>"      echo "&l..

logo tickers marquee slow scrolling

logo tickers with a slide animation

linux mount a drive manually

this is how you can mount a drive in linux first list the drives available with:  BASH sudo lsblk -o UUID,NAME,FSTYPE,SIZE,MOUNTPOINT,LABEL,MODEL or this BASH sudo blkid ok once we have th..

add a moving chevron to your href link

this adds a right chevron that moves when the link is active demo: * note: this may not show up in light mode as the chevron is white, so would need to change the color it

installing exfat and ntfs drivers to enable reading of these filesystems

this will install the ntfs package on your linux system, allowing you to read and mount ntfs partitions on drives. NTFS 3G BASH sudo apt updatesudo apt install ntfs-3g This should give you the fol..

linux list all drives and partitions

the following command will list all drives and partitions in your shell BASH sudo lsblk -o UUID,NAME,FSTYPE,SIZE,MOUNTPOINT,LABEL,MODEL It should look something like this depending on your drive se..

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..

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 check linux kernel version on rasberry pi rasberian

You can check which linux kernel version on rasberry pi a couple of ways, the easiest is using the uname command BASH uname -r which should give you something like this (but probably not exactly th..

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..

github logo background png css

just the github transparent logo as a css class, yes it should probably be a svg, but here it is in all its PNG glory.

Adding HTML Templates into TinyMCE Editor

This can be very useful if you are using the tinymce editor on your site and want to be able to add simple or complex html templates. Here is how to do it: Add this to your tinymce init Javascrip..

Testing

test <p>test</p> x .my-selector{ value:1px;} HTML <table></table> CSS .css{} Javascript function test() { console.log('test'); } PHP a = 1; x x

How to set a cookie and expire it in 30 days

Here is some basic usage for the js cookie library. Include the following script. Or you can grab the latest version at the cdnjs website. HTML <script src="https://cdnjs.cloudflare.com/ajax/lib..

codemirror htmlmixed textarea

a working (hopefully) version of codemirror using the htmlmixed mode, not sure why its not doing code highlighting. Update: 5 Jul 2022, this is working now. 

install codemirror for textareas [added]

i think rather than editing all the code using just a plain textarea element it might be nice to have codemirror format them nicer https://stackoverflow.com/questions/21085170/codemirror-how-to-insta..

spin rotate an element on mouse over [css]

i thought it might look good to spin this element around when the mouse is over it. Added the following css to second_nav_toggle.  

mouse outline svg

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top bar overflow issues [fixed]

So i was just browsing throught the site checking for random errors, which there are quite a lot. And noticed this one. Quite a large bug caused by overflow issues in the main header, i think this ..

make labels or badges look better

How to make these look better. The labels are used in the list items to show a small version of the category or sometimes the view count for a list item. How they look currently Dark Mode Ligh..

chevron left

chevron right

download icon svg

a simple download icon in svg format, also added button example usage so you can use the svg within the button as an icon and change the fill colour on mouse over, plus it scales nicely on mobile devi..

asp classic get a url and display it

gets a url and displays it using XMLHTTP

add this

To Add: https://github.com/processing/p5.js/wiki/Loading-external-files:-AJAX,-XML,-JSON

json loop load elements

Loading json content from a url can be tricky, there are a few different things you need to watch out for. Here is some examples using an example json feed. Load the feed this will load the feed and..

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..