PHP FIX Fatal error: Uncaught Error: Call to undefined function curl_init()

Caused by Missing Curl Extention. sudo apt-get install php-curl restart nginx sudo service nginx restart    

Fatal error: Uncaught Error: Call to undefined function mb_strlen()

this wasted an hour!!! grr sudo apt install php7.4-mbstring causes an error for php lite admin where it just displays blank  

Warning: preg_match(): Compilation failed: invalid range in character class at offset 4 in simple_html_dom.php on line 722

Initial thought on this error is that there is a version issue. This only happened on version 1.11 for me, will check what other version i have.  Yep not sure why but the older version of php ht..

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..

Deprecated: parse_str(): Calling parse_str() without the result argument is deprecated

I had this error on a function that i was not even sure i was calling. This was on some old code i was testing for an old site, i must have fixed this error on a never version of the function.  ..

four box section template in foundation with classes find and replace (4 box)

this section uses the large-auto classes so you can add or remove boxes easily.  find and replace the name "boxsection" to rename your new classes for the section I have layed this one out a ..

four box responsive section with all classes find and replace boxsection title foundation grid (4 box)

four box responsive grid, find and replace the word... boxsection with your new section name to generate all class names and section names to match for rapid section creation. Demo Codepen

two box responsive section with all classes find and replace boxsection title foundation grid (2 box)

easy copy and paste section and find replace the word boxsection with your new class names, using foundation grid.

Invalid argument supplied for foreach()

Fix for Warning: Invalid argument supplied for foreach() in /var/www/html/pages/seo-meta-tag-search.page.php on line 204 As this is just a warning, i may not have noticed it originall..

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 /..

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..

Uncaught Error: Call to undefined function mb_convert_encoding()

I was getting this error when calling a function in the readability php class, on a new server for code that worked on the old server. Uncaught Error: Call to undefined function mb_convert_encoding()..

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. 

backdrop-filter: blur(10px);

just testing this filter

json test objects (or arrays)

here is a couple of test objects in external js files just in case you need to test some ajax loading functions or need external objects, i mostly use them in my testing. Basic JSON Object with 3 ite..

show all methods or functions in a class (class function version)

add this to your class to show all its methods including this one... sorts the array ascending by values so should be sorted in a-z

show all methods (functions) in a class

this will show all available methods or functions within a class, once they are in a class they are called methods for some reason. print functions, show all functions, methods in a class, show met..

get the value of an input form element (input value)

add how to get the value of an input form element with javascript for some reason i can get this working with: Javascript console.log(document.getElementById("my_input").value); but when trying to..

Uncaught TypeError: $(...).slideToggle is not a function

Uncaught TypeError: $(...).slideToggle is not a function at toggle ((index):226) at HTMLAnchorElement.onclick ((index):239) I noticed this one today when looking up this post:https://kruxor.com/view/..

Aligning Images in TinyMCE or Floating them left and right (code)

Here is the code for this page Aligning Images in TinyMCE or Floating them left and right  

calculate a percentage (dec) difference based on two numbers

I wrote this function a while ago, but im not actually sure what its suppost to do, so ill test it here and see what it returns. I think after running this function it returns the differents in perce..

box shadow example(s) - drop shadow

I realised just now, that i dont have a box shadow example! How does that happen, its one of those css elements that i just use so much that i guess i forgot about it.  Related Pages: https:/..

nice webkit scrollbars (scroll bar, web kit, nice)

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

center everything in a div with flex-center (centre)

i usually add this to my base css styles, as a way to easily center something in the middle of an element.  then you just add this flex-center class and everything will be horizontally and verti..

fix for Uncaught (in promise) Error: reCAPTCHA placeholder element must be empty

This is usually caused by something being inside the element used to render the reCAPTCHA. In this case tinymce was adding a &nbsp; or a <p> tag to the element Removed the space and this f..

Fix for Fatal error: Uncaught Error: Call to undefined function file_get_dom() simplehtmldom simple_html_dom

This error is caused due to a function name change in the simple_html_dom.php library if you are using an older one and upgrading to the never version, you can see it in the change log here: https://s..

change upper case case string to lower case (uppercase, lowercase)

this can change a lower case or any case into upper case using the str to upper php function Example

Use Multiple Conditional (Ternary) Operators

I actually find if then statements much easier to read than these ones, but these seem more efficient. 

js - Use the Conditional (Ternary) Operator

this statement can be used instead of if this else that statements. to me it makes it look a bit more complex when reading it. this is the basic syntax. condition ? statement-if-true : statement-if-fa..

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.

calculate a percentage (dec) difference based on two numbers

this function will show you the percentage difference between two numbers

responsive viewport meta tag (responsive meta tag)

this one meta tag will make the page appear correctly on mobile devices. You may need to do other things to get all the other elements to fit. Here is the one I usually use <meta name="viewport" ..