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How do I find if a string starts with another string in Ruby?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Write string to output stream
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Avoid trailing zeroes in printf()
I keep stumbling on the format specifiers for the printf() family of functions. What I want is to be able to print a double (or float) with a maximum given number of digits after the decimal point. If I use:
...
Simplest way to detect a mobile device in PHP
What is the simplest way to tell if a user is using a mobile device to browse my site using PHP?
15 Answers
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How can I determine whether a 2D Point is within a Polygon?
...p.Y < minY || p.Y > maxY )
{
return false;
}
// https://wrf.ecse.rpi.edu/Research/Short_Notes/pnpoly.html
bool inside = false;
for ( int i = 0, j = polygon.Length - 1 ; i < polygon.Length ; j = i++ )
{
if ( ( polygon[ i ].Y > p.Y ) != ( polygon[ j...
Display HTML snippets in HTML
...l-css-techniques/quick-tip-how-to-add-syntax-highlighting-to-any-project/
https://github.com/balupton/jquery-syntaxhighlighter
http://bavotasan.com/2009/how-to-wrap-text-within-the-pre-tag-using-css/
http://alexgorbatchev.com/SyntaxHighlighter/
https://code.google.com/p/jquery-chili-js/
How to ...
Getting output of system() calls in Ruby
If I call a command using Kernel#system in Ruby, how do I get its output?
15 Answers
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Java Pass Method as Parameter
I am looking for a way to pass a method by reference. I understand that Java does not pass methods as parameters, however, I would like to get an alternative.
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Drop shadow for PNG image in CSS
... 5px 5px #222);
filter: drop-shadow(5px 5px 5px #222);
}
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<img src="https://cdn.freebiesupply.com/logos/large/2x/stackoverflow-com-logo-png-transparent.png" style="-webkit-filter: drop...
Extract a number from a string (JavaScript)
I have a string in JavaScript like #box2 and I just want the 2 from it.
21 Answers
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