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How to delete duplicate lines in a file without sorting it in Unix?
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To save it in a file we can do this awk '!seen[$0]++' merge_all.txt > output.txt
– Akash Kandpal
Jul 19 '18 at 11:42
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git:// protocol blocked by company, how can I get around that?
...protocol port (9418), then you should make a more persistent change so you don't have to remember to issue commands suggested by other posts for every git repo.
The below solution also just works for submodules which might also be using the git: protocol.
Since the git message doesn't really point...
How can I programmatically generate keypress events in C#?
...n is tagged WPF but the answers so far are specific WinForms and Win32.
To do this in WPF, simply construct a KeyEventArgs and call RaiseEvent on the target. For example, to send an Insert key KeyDown event to the currently focused element:
var key = Key.Insert; // Key to send
va...
When should one use final for method parameters and local variables?
...re unless feeling anal:
Method parameters and local variables - I RARELY do this largely because I'm lazy and I find it clutters the code. I will fully admit that marking parameters and local variables that I'm not going to modify is "righter". I wish it was the default. But it isn't and I find...
Best Practice: Initialize JUnit class fields in setUp() or at declaration?
...meone writing a class and making sure it works right.
You should probably do the same when testing your own classes: create your object in setUp or in a test method, so that you'll be able to get reasonable output if you break it later.
On the other hand, if you use a Java collection class (or oth...
How do I copy an entire directory of files into an existing directory using Python?
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Note that it's not entirely consistent with the standard copytree:
it doesn't honor symlinks and ignore parameters for the root directory of the src tree;
it doesn't raise shutil.Error for errors at the root level of src;
in case of errors during copying of a subtree, it will raise shutil.Error...
Why declare a struct that only contains an array in C?
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Beware of doing this with arrays, more than say 16 or 32 bytes, for functions that don't inline: it's more efficient to pass them by const-reference, unless the callee already needs a tmp copy it can destroy. If the call / return don'...
How to concatenate two strings to build a complete path
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@TuureLaurinolli I don't understand where you're coming from. The above concatenation would still result in a valid path. The path might not exist, but it would still be valid. eg. "" + "/" + "Documents" gives "/Documents".
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Detect rotation of Android phone in the browser with JavaScript
...entation by listening for the onorientationchange event and querying window.orientation for the angle.
12 Answers
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RESTful on Play! framework
...tion.updateUser
DELETE /user/{id} Application.deleteUser
You don't specify any content type here. Doing so is IMHO only necessary when you want to have "special" URIs for certain resources. Like declaring a route to /users/feed/ to always return in Atom/RSS.
The Application controller...