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Generate a random alphanumeric string in Cocoa
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oh the compiler would give a warning for losing precision, so better to cast to int arc4random_uniform((int)[letters length])
– knshn
Jun 12 '14 at 9:58
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Is it possible to disable the network in iOS Simulator?
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I'm afraid not—the simulator shares whatever network connection the OS is using. I filed a Radar bug report about simulating network conditions a while back; you might consider doing the same.
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Eclipse IDE: How to zoom in on text?
... This has got to be my least technical answer, yet its the one with the most upvotes, lol
– Marcel Valdez Orozco
Jan 4 '13 at 0:56
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How to remove folders with a certain name
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Use find for name "a" and execute rm to remove those named according to your wishes, as follows:
find . -name a -exec rm -rf {} \;
Test it first using ls to list:
find . -name a -exec ls {} \;
To ensure this only removes directories and not plain files, use the "-type...
Get spinner selected items text?
...inner)findViewById(R.id.spinner);
String text = spinner.getSelectedItem().toString();
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How to activate an Anaconda environment
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export PATH="/$HOME/anaconda/bin:$PATH" will work for MAC OS X users. That's what I did to get my virtualenvs to work.
– Clever Programmer
Aug 24 '15 at 4:52
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What is the quickest way to HTTP GET in Python?
... Does everything get cleaned up nicely? It looks like I should call close after your read. Is that necessary?
– Frank Krueger
Mar 14 '09 at 3:49
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When should I use nil and NULL in Objective-C?
...re more up-votes, but because it has the best explanation to the question posed.
– James Mertz
Jun 8 '12 at 3:51
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What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]
...ance sampled from the texture as a distance function. Everything above a chosen threshold (usually 0.5) is "in", everything else is "out". In the simplest case, on 10 year old non-shader-capable hardware, setting the alpha test threshold to 0.5 will do that exact thing (though without special effect...
Jar Mismatch Found 2 versions of android-support-v4.jar in the dependency list
...the ADT plugin for Eclipse, you're doing it wrong.
Step #2: Pick one of those two versions of the JAR, or pick the one from the "extras" area of your SDK installation.
Step #3: Put the right JAR in App Library.
Step #4: Delete the one from App Free, since it will pick up that JAR from App Library...