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vim line numbers - how to have them on by default?
...this command anywhere in your terminal: echo "\nset nu" >> ~/.vimrc. Now exit and reopen terminal session.
– Kapil Jituri
Jan 31 at 6:02
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Write to file, but overwrite it if it exists
...he file if it doesn't exist, but overwrites it if it already exists. Right now this script just appends.
8 Answers
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opengl: glFlush() vs. glFinish()
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I actually know what glFlush and glFinish do, and I can't tell what that image is saying. What's on the left side and the right? Also, was that image released in the Public Domain or under some license that allows you to post it on the I...
How to pass parameters to anonymous class?
...vent e) {
// How would one access myVariable here?
// It's now here:
System.out.println("Initialized with value: " + anonVar);
}
private ActionListener init(int var){
anonVar = var;
return this;
}
}.init(myVariable) );
No 'final' declaration nee...
Restarting cron after changing crontab file?
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Ah it's that easy. It's now sudo service cron restart.
– CMCDragonkai
Jan 10 '14 at 18:25
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When to use Storyboard and when to use XIBs
...ints that applied to iOS 7 and below don't apply to iOS 8 anymore (and are now marked as such). So while Storyboards inherently still have flaws, I revise my advice from don't use to selectively use where it makes sense.
Even now that iOS 9 is out, I would advise against to use caution when decidin...
Why C# implements methods as non-virtual by default?
...f" argument. From programmers?!
It seems to me like the coder who didn't know enough (or have enough time) to design their library for inheritance and/or extensibility is the coder who's produced exactly the library I'm likely to have to fix or tweak - exactly the library where the ability to overr...
How to check whether a file is empty or not?
...ument.txt') as my_file:
... # I already have file open at this point.. now what?
... my_file.seek(0) #ensure you're at the start of the file..
... first_char = my_file.read(1) #get the first character
... if not first_char:
... print "file is empty" #first character is the em...
HttpClient not supporting PostAsJsonAsync method C#
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Now i am getting an error :" Could not load file or assembly 'Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed' or one of its dependencies. The system cannot find the file specified. "
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How to remove leading zeros from alphanumeric text?
... (Google's general-purpose Java utility library which I would argue should now be on the classpath of any non-trivial Java project), this would use CharMatcher:
CharMatcher.is('0').trimLeadingFrom(inputString);
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