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How to check if a variable is set in Bash?
How do I know if a variable is set in Bash?
33 Answers
33
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Is there any way to kill a Thread?
Is it possible to terminate a running thread without setting/checking any flags/semaphores/etc.?
27 Answers
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How do I hotkey directly to File Search tab in Eclipse
...n the Java Search tab. I would very much like a shortcut to go directly to File Search instead. Is that possible?
9 Answers...
How to check if an element does NOT have a specific class?
... TIMTOWTDI vein...:D, hoping it isn't incorrect 'JS etiquette'.
I usually set up a var with the condition and then refer to it later on..i.e;
// var set up globally OR locally depending on your requirements
var hC;
function(el) {
var $this = el;
hC = $this.hasClass("test");
// use the vari...
How can I change the color of pagination dots of UIPageControl?
...ate> *delegate;
//If ARC use __unsafe_unretained id delegate;
}
// Set these to control the PageControl.
@property (nonatomic) NSInteger currentPage;
@property (nonatomic) NSInteger numberOfPages;
// Customize these as well as the backgroundColor property.
@property (nonatomic, retain) UICo...
MySQL DISTINCT on a GROUP_CONCAT()
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Standard alternative to GCC's ##__VA_ARGS__ trick?
... are no arguments after the first, so the remaining arguments is the empty set. REST_HELPER_TWOORMORE() is also straightforward -- it expands to a comma followed by everything except the first argument.
The arguments are counted using the NUM() macro. This macro expands to ONE if only one argumen...
How can I read and parse CSV files in C++?
...ut I can see how you can come to that conclusion by mindlessly following a set of generalized rules for C# and applying it to another language.
– Martin York
Jan 12 '12 at 21:29
...
Gradient of n colors ranging from color 1 and color 2
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Sending files using POST with HttpURLConnection
...ing crlf = "\r\n";
String twoHyphens = "--";
String boundary = "*****";
Setup the request:
HttpURLConnection httpUrlConnection = null;
URL url = new URL("http://example.com/server.cgi");
httpUrlConnection = (HttpURLConnection) url.openConnection();
httpUrlConnection.setUseCaches(false);
httpUrlC...