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How to get first character of string?
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16 Answers
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Commenting multiple lines in DOS batch file
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185
You can use a goto to skip over code.
goto comment
...skip this...
:comment
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Android Debug Bridge (adb) device - no permissions [duplicate]
...oblem connecting HTC Wildfire A3333 in debugging mode with my Fedora Linux 17. Adb says:
20 Answers
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Is unsigned integer subtraction defined behavior?
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107
The result of a subtraction generating a negative number in an unsigned type is well-defined:
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Get characters after last / in url
...o get the characters after the last / in an url like http://www.vimeo.com/1234567
8 Answers
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how to solve “ruby installation is missing psych” error?
I used rvm to install ruby 1.9.3. even though it was successfully installed, it complained about libyaml. and now every time i wanna install a gem (say rails) this warning shows up:
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Convert a 1D array to a 2D array in numpy
I want to convert a 1-dimensional array into a 2-dimensional array by specifying the number of columns in the 2D array. Something that would work like this:
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How to add new item to hash
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Create the hash:
hash = {:item1 => 1}
Add a new item to it:
hash[:item2] = 2
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Asterisk in function call
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182
* is the "splat" operator: It takes a list as input, and expands it into actual positional arg...
How to access cookies in AngularJS?
...}</pre>
<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.2.19/angular.js"></script>
<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.2.19/angular-cookies.js"></script>
<script>
angular.module('myApp', ['ngCookies']);
app.controller('...