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php errors
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..

7:07 am, April 11, 2023
Windows Apps
windows robocopy /? help and usage

Reference for the windows robocopy command ------------------------------------------------------------------------------- ROBOCOPY :: Robust File Copy for Windows ..

10:54 pm, November 15, 2022
javascript
check if an item id exists in javascript

checks if 2 ids exist in one function and console logs the status here is the result in console log

12:28 am, October 19, 2022
php functions
simple file cache and check in php

just a quick cache bit of code, may need tweaking to actually work... i just added it here as i thought it was re-usable.  Also requires simple_html_dom library.

6:45 am, September 19, 2022
Apps
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..

1:34 am, June 21, 2022
Site Bugs
Search Duplicating Bugs

Still having issues with the word above duplicating, not sure why.  Search Page PHP - Get Search Value $search_value_encoded = htmlentities($search_value); Check for Search value, and then ..

6:39 am, May 20, 2022
git
git basics - git init, git commit, git all, git *

create a new repository git init the following code can be typed in a terminal window, once you have installed git for your OS. This will create a directory called git-test assuming you already hav..

3:23 am, April 22, 2022
css
add a button to an existing link using :after css

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

1:39 am, April 4, 2022
javascript
best way to write html into an existing page javascript

this probably isnt the "best way" but it is a way that works. say you want to add some elements to a page with javascript this is a method to do it.  Add an element, before including the script..

3:21 am, March 11, 2022
php
php check if a class exists

check if a class exists in php. this can be used rather than assuming the class exists and then causing an error You can run the class_exists function on the class before loading it with the followi..

12:47 am, March 9, 2022
javascript
Uncaught TypeError: Cannot set properties of null (setting 'onclick')

I was just testing some code and noticed i had this error on my site.  Locate the error in the site code I removed this script, so the whole thing is now not required, as i opted for the au..

12:12 am, March 9, 2022
php functions
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

12:12 am, January 10, 2022
php functions
youtube search api request function

This function requests a search from the youtube search api, and searches the text in the snippet for the seearch string. You can get your own API key for this from the google developers console. They..

2:04 am, November 4, 2021
javascript
javascript try catch example function

try catch is a good way to stop errors breaking your javascript. here is the example from the firefox mozilla with a basic try catch logging the error to your console, rather than just breaking all t..

2:01 am, October 29, 2021
php
Fix for PHP Warning Trying to get property '*name*' of non-object

i was getting this error when checking parts of an object that were sometimes set and sometimes they did not exist depending on the values.  Warning / Error : Warning Trying to get property '*na..

8:53 am, October 28, 2021
jquery
validate email address from string with jquery working function

Here is a working example of this post validate email address from string. This has very basic checking of an email address by checking that the string has an @ and a . in it. Note: this is still no..

12:31 am, October 22, 2021
php
php html template class system

just a simple php templating system to extract your html files from within the php code into external files, makes things (or your code) a bit neater.

11:31 pm, October 7, 2021
wordpress
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         $..

4:28 am, September 29, 2021
php
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..

2:01 am, September 23, 2021
php
check if a file exists with php

checks if a file exists in php returns true of false

9:33 am, August 23, 2021
php
check if the file is a directory or check if the directory exists in php

this checks if the file is a directory or if the directory exists

7:00 am, August 23, 2021
php
simple php ip blocker

just to quickly block annoying ip addresses using an array and $_SERVER['REMOTE_ADDR'] so i woke up this morning to find 200 comments from this spam ip, here is a simple script that will block that i..

11:26 pm, July 29, 2021
site bugs
weird search results being recorded

i noticed some weird search results being recorded like this: the search function should only be recording a result if it finds a result, so this should not be added unless it can actually find thi..

4:04 am, July 10, 2021
jquery
jquery check if a sub element exists

this can be done with .length

4:22 am, June 15, 2021
php
write string contents to a file with php

this will create a file called my_file_name.txt in the current php working directory usually this is the same one that the script is running in and write the text yay! into that file if the file al..

12:48 pm, May 26, 2021
php
check column exists in table sqlite

this will return 1 if the column name exists in the table or 0 if it does not

12:21 pm, May 17, 2021
php
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..

12:29 am, April 4, 2021
git
git pull changes from a repository

use this to pull from an existing git repo into a new directory

1:27 am, April 3, 2021
jquery
add click event to multiple link items and load the link content into a target div ajax

this will get a group of links with existing href targets and load them dynamically with an ajax callback you will need to also include the full jquery script as the slim one does not include the aja..

3:51 am, March 9, 2021
javascript
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..

9:51 am, February 2, 2021
apps
TortoiseSVN for updating wordpress plugins

For updating wordpress plugins, and probably other SVN related stuff, i found that using TortoiseSVN is the easiest. For windows anyway.  Just go to the downloads page, and pick the correct flav..

11:10 pm, January 28, 2021
site bugs
linking search results to view pages [finished] 🤣

I was thinking it might be useful to link the search term to the page, so that it can be found more easily using that search. For example, Link this search text (somehow) to the post page and display..

2:44 am, January 12, 2021
bootstrap
Fix Hover Over color on list group dark mode in bootstrap

How to fix the problem when switching to dark mode, the list group item text disappears when active. Here is what it currently looks like. To fix this we need to target the element and force the..

12:31 am, November 23, 2020
bootstrap
Bootstrap 4 Center menu items in a navbar

Here we have an example bootstrap navbar you can find the original navbar here. I just want to center the menu item links so they dont appear over to the left on larger screens.  Add the follow..

12:05 am, August 28, 2020
javascript
javascript isset equivalent

i was just looking for an equivalent to the isset in php for javascript, i was initially using .length but this can still cause errors so i found this solution. if (typeof my_var !== 'undefined') {}

6:39 am, May 19, 2020
jquery
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..

12:03 am, May 8, 2020
javascript
force existing link to open in a new window with javascript

here is some javascript that grabs an existing link and then forces it to open in a new tab when clicked.

3:49 am, May 1, 2020
php
php mysql table exists function

this checks if a mysql table already exists in the selected database and returns true or false

4:25 am, December 2, 2019
php
sqlite check table name exists

check that the table name exists in a sqlite database, this function it taken from a class.

12:44 am, October 24, 2018
php
find the 1st occurence of a string in another string

do a case-sensitive search for a string within another string strpos mixed strpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) usage find the 1st location of a string position within a..

6:20 am, August 31, 2018
js
google map with overlay data

Ever wanted to add a really slightly complex google map to your site? Working Example /* Always set the map height explicitly to define the size of the div * element that con..

6:20 am, August 31, 2018
js
check length of element jquery

this one can be good for checking if an element exists before doing something with it and can stop warning messages if you are running the script on multiple pages. if ($('#mydivid').length) { con..

6:20 am, August 31, 2018
Welcome

This is my test area for webdev. I keep a collection of code here, mostly for my reference. Also if i find a good link, i usually add it here and then forget about it. more...

Subscribe to weekly updates about things i have added to the site or thought interesting during the last week.

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❤️👩‍💻🎮

🪦 2000 - 16 Oct 2022 - Boots
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Random CSS Property

block-size

The block-size CSS property defines the horizontal or vertical size of an element's block, depending on its writing mode. It corresponds to either the width or the height property, depending on the value of writing-mode.
block-size css reference