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How do I diff the same file between two different commits on the same branch?
...fferent files in two different revisions, like this:
git diff <revision_1>:<file_1> <revision_2>:<file_2>
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How to write a scalable Tcp/Ip based server
...lists, you can write it however you want.
private List<xConnection> _sockets;
Also you need the socket actually listenning for incomming connections.
private System.Net.Sockets.Socket _serverSocket;
The start method actually starts the server socket and begins listening for any incomming...
What does if __name__ == “__main__”: do?
Given the following code, what does the if __name__ == "__main__": do?
33 Answers
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Does use of final keyword in Java improve the performance?
...(at compile time).
public class FinalTest {
public static final int N_ITERATIONS = 1000000;
public static String testFinal() {
final String a = "a";
final String b = "b";
return a + b;
}
public static String testNonFinal() {
String a = "a";
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What is the best method to merge two PHP objects?
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If your objects only contain fields (no methods), this works:
$obj_merged = (object) array_merge((array) $obj1, (array) $obj2);
This actually also works when objects have methods. (tested with PHP 5.3 and 5.6)
sha...
Is it alright to use target=“_blank” in HTML5?
...call reading somewhere that in HTML5 it was no longer okay to use target="_blank" in HTML5, but I can't find it now.
9 An...
How to get parameters from a URL string?
I have a HTML form field $_POST["url"] having some URL strings as the value.
Example values are:
13 Answers
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In Intellij, how do I toggle between camel case and underscore spaced?
...storyOfPresentIllness and when i write the sql, I want to name it history_of_present_illness . Is there a keyboard shortcut to switch from one to the other when I have the phrase highlighted? Or perhaps a plugin that can do this?
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How do I find out what keystore my JVM is using?
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Your keystore will be in your JAVA_HOME---> JRE -->lib---> security--> cacerts. You need to check where your JAVA_HOME is configured, possibly one of these places,
Computer--->Advanced --> Environment variables---> JAVA_HOME
Your serv...
Fastest way to get the first object from a queryset in django?
...ust do the above and it will only pull the first. You could even use .order_by() to ensure you get the first you want.
Be sure to add the .get() or else you will get a QuerySet back and not an object.
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