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Why does this code using random strings print “hello world”?
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@rootTraveller For a start, new Random() doesn't return a number at all.
– user253751
Mar 7 '17 at 7:25
2
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Select elements by attribute in CSS
...s worth noting CSS3 substring attribute selectors
[attribute^=value] { /* starts with selector */
/* Styles */
}
[attribute$=value] { /* ends with selector */
/* Styles */
}
[attribute*=value] { /* contains selector */
/* Styles */
}
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Ruby max integer
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Whoops, I guess I started thinking too much about bytes instead of bits.
– Matthew Crumley
Feb 11 '09 at 12:53
10
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How do I “source” something in my .vimrc file?
...your source files. So plugins you use every time could be sourced when you start up Vim by adding a line to your .vimrc like this
so myPlugin.vim
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Java - sending HTTP parameters via POST method easily
...connection after you have opened the connection.
This code should get you started:
String urlParameters = "param1=a&param2=b&param3=c";
byte[] postData = urlParameters.getBytes( StandardCharsets.UTF_8 );
int postDataLength = postData.length;
String request = "http://exampl...
How to convert a string to an integer in JavaScript?
... kind of error on bad input, instead you'll get back NaN unless the string starts with a number. Whitespace at the beginning of the string is ignored. Here's an example of it doing something different to what you want, and giving no indication that anything went wrong:
var widgetsSold = parseInt("9...
How to create circle with Bézier curves?
We have a start point (x, y) and a circle radius. There also exists an engine that can create a path from Bézier curve points.
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Getting a list item by index
I've recently started using c# moving over from Java. I can't seem to find how to get a list item by index. In java to get the first item of the list it would be:
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Flags to enable thorough and verbose g++ warnings
Often in C under gcc , I will start with the following set of warning flags (painfully assembled from multiple sources):
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How to simulate a button click using code?
... @moon - If you want to have people notified of your comments, start them with "@" and the first few letters of the user who you want notified.... (authors of the commented on post automatically get notified, but commenters do not)
– Peter Ajtai
Jan...