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How to restart a rails server on Heroku?
...cutable aliases
Then you can just type hra app_name
You can restart a specific remote, e.g. "staging" with:
heroku restart -a app_name -r remote_name
Alternatively if you are in the root directory of your rails application you can just type
heroku restart
to restart that app and and you can c...
jQuery Validate Plugin - How to create a simple custom rule?
...
I take it that this.optional(element) returns true if element is null?
– tnunamak
Jan 2 '11 at 18:40
12
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Cmake doesn't find Boost
...Make, but it fails to find Boost libraries even though they are in the specified folder. I have specified Boost_INCLUDE_DIR , Boost_LIBRARYDIR and BOOST_ROOT , but I still get an error saying that CMake is not able to find Boost. What could be the reason of such error?
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String variable interpolation Java [duplicate]
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If you're using Java 5 or higher, you can use String.format:
urlString += String.format("u1=%s;u2=%s;u3=%s;u4=%s;", u1, u2, u3, u4);
See Formatter for details.
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How do you sort a dictionary by value?
....Value);
}
);
Since you're targeting .NET 2.0 or above, you can simplify this into lambda syntax -- it's equivalent, but shorter. If you're targeting .NET 2.0 you can only use this syntax if you're using the compiler from Visual Studio 2008 (or above).
var myList = aDictionary.ToList();
my...
HTML Submit-button: Different value / button-text?
... 'add tag' , however, the web page is in Swedish, so I'd like to have a different button text .
5 Answers
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Easiest way to read from and write to files
There are a lot of different ways to read and write files ( text files , not binary) in C#.
12 Answers
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How to resize an Image C#
... high quality resize:
/// <summary>
/// Resize the image to the specified width and height.
/// </summary>
/// <param name="image">The image to resize.</param>
/// <param name="width">The width to resize to.</param>
/// <param name="height">The height to re...
Return string without trailing slash
...
function stripTrailingSlash(str) {
if(str.substr(-1) === '/') {
return str.substr(0, str.length - 1);
}
return str;
}
Note: IE8 and older do not support negative substr offsets. Use str.length - 1 instead if you need to support those ancient ...
Wait one second in running program
...int milliseconds)
{
var timer1 = new System.Windows.Forms.Timer();
if (milliseconds == 0 || milliseconds < 0) return;
// Console.WriteLine("start wait timer");
timer1.Interval = milliseconds;
timer1.Enabled = true;
timer1.Start();
timer1.Tick += (s, e) =>
{
...