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How to Add Options to Select Input with jQuery
February 02, 2022In this tutorial, we will go through some of the different ways of adding a new option element to a select input field.&...
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How to Generate Unique ID in JavaScript
February 01, 2022![thumbnail](/media/image/thumb/present-array-1643415049.png)
Check if an Element is Present in an Array in JavaScript
January 29, 2022![thumbnail](/media/image/thumb/print-file-1643414692.png)
How to Print File in JavaScript (Send to Printer)
January 29, 2022![thumbnail](/media/image/href-1643345463.png)
JavaScript: Set Anchor href Attribute
January 28, 2022To the anchor href attribute on an HTML element with JavaScript, access the .href property and set it to the value you n...
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Get File MIME Type in JavaScript
January 28, 2022Getting the MIME type is a more robust way of finding what kind of data a file actually contains compared to checking th...
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How to Uncheck Checkbox in jQuery
January 28, 2022To uncheck a checkbox in jQuery, use the .prop() function. Pass checked as the first argument (the attribute) and false...
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How to Get Type of Variable in PHP
January 28, 2022Type checking will tell us what type of "thing" a variable is. In PHP we can get the variable data type using the built-...
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How to Get File Extension in Javascript
January 28, 2022![thumbnail](/media/image/thumb/round-2-1637782764.png)
Round a Number to 2 Decimal Places in JavaScript
November 24, 2021![thumbnail](/media/image/thumb/int-bin-1637782614.png)
Convert Int to Binary in Python
November 24, 2021![thumbnail](/media/image/thumb/or-1637781716.png)
How to use the Python OR Operator
November 24, 2021![thumbnail](/media/image/thumb/negative-1637623533.png)
How to Check a Number is Negative, Positive or 0 in Python
November 22, 2021![thumbnail](/media/image/thumb/group-1637623361.png)
How to Group HTML Select Options with optgroup
November 22, 2021![thumbnail](/media/image/thumb/round-up-1637623184.png)
How to Always Round-Up a Number in Python
November 22, 2021![thumbnail](/media/image/thumb/hex-bin-1637620987.png)
How to Convert Hexadecimal to Binary in Python
November 22, 2021![thumbnail](/media/image/thumb/hex-dec-1637614609.png)
Convert Hexadecimal to Decimal in Python
November 22, 2021![thumbnail](/media/image/thumb/fraction-1637609428.png)
How to Add Fractions in Python
November 22, 2021![thumbnail](/media/image/thumb/add-hex-1637027108.png)
How to Add Two Hex Numbers in Python
November 16, 2021![thumbnail](/media/image/thumb/empty-1637026479.png)
How to Check a List is Empty in Python
November 16, 2021![thumbnail](/media/image/thumb/grayscale-1635971891.png)
Convert Image to Grayscale in Python
November 03, 2021![thumbnail](/media/image/thumb/linux-disk-1635971524.png)
How to Resize Linux Disk
November 03, 2021![thumbnail](/media/image/thumb/duplicates-1635809723.png)