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What should I set JAVA_HOME environment variable on macOS X 10.6?
...a_home)
I haven't experienced any problems with that technique.
Occasionally I do have to change the value of JAVA_HOME to an earlier version of Java. For example, one program I'm maintaining requires 32-bit Java 5 on OS X, so when using that program, I set JAVA_HOME by running:
export JAVA_HOM...
If string is empty then return some default value
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ActiveSupport adds a presence method to all objects that returns its receiver if present? (the opposite of blank?), and nil otherwise.
Example:
host = config[:host].presence || 'localhost'
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Is it possible in SASS to inherit from a class in another file?
The question pretty much says it all.
4 Answers
4
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Add list to set?
...rticle. Pythons hashing algorithms are explained on effbot.org and pythons __hash__ function in the python reference.
Some facts:
Set elements as well as dictionary keys have to be hashable
Some unhashable datatypes:
list: use tuple instead
set: use frozenset instead
dict: has no official count...
How to remove the left part of a string?
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But also throws if your input isn't all in the form "something=somethingelse".
– Dan Olson
Mar 1 '09 at 22:17
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Dependent DLL is not getting copied to the build output folder in Visual Studio
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@MikeK Adding it to the main project (which doesn't actually directly depend on it) is an even bigger hack, imo. Then you have to manage it two places ("manage" as in upgrade or remove). With this hack, at least you get a nice compile time error reminding you to remove this hack w...
How can I use Guzzle to send a POST request in JSON?
... edited Aug 18 at 7:06
Valor_
2,49255 gold badges3939 silver badges8787 bronze badges
answered Mar 7 '14 at 8:56
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Unable to create Android Virtual Device
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Simply because CPU/ABI says "No system images installed for this target". You need to install system images.
In the Android SDK Manager check that you have installed "ARM EABI v7a System Image" (for each Android version from 4.0 and on you have to install a system image to ...
How can I create tests in Android Studio?
...ow testing works. If you follow along for the next 10 minutes, you will be all set up to start adding your tests to your own app. I think you'll be surprised how easy it is. I certainly was.
Intro to Android Testing
There are two different types of tests that you will do.
Local unit tests. These ar...
Disable LESS-CSS Overwriting calc() [duplicate]
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@gion_13 You're actually right, you can turn on the Strict Math setting. Time to polish this answer a bit. =]
– Fabrício Matté
May 27 '14 at 15:20
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