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Are there any downsides to passing structs by value in C, rather than passing a pointer?
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For small structs (eg point, rect) passing by value is perfectly acceptable. But, apart from speed, there is one other reason why you should be careful passing/returning large structs by value: Stack space.
A lot of C progra...
How to call a method defined in an AngularJS directive?
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If you want to use isolated scopes you can pass a control object using bi-directional binding = of a variable from the controller scope. You can also control also several instances of the same directive on a page with the same...
Get exit code of a background process
I have a command CMD called from my main bourne shell script that takes forever.
12 Answers
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How can I parse a YAML file from a Linux shell script?
I wish to provide a structured configuration file which is as easy as possible for a non-technical user to edit (unfortunately it has to be a file) and so I wanted to use YAML. I can't find any way of parsing this from a Unix shell script however.
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Static methods in Python?
... the staticmethod decorator
class MyClass(object):
@staticmethod
def the_static_method(x):
print(x)
MyClass.the_static_method(2) # outputs 2
Note that some code might use the old method of defining a static method, using staticmethod as a function rather than a decorator. This sho...
How to create a drop shadow only on one side of an element?
...ght shadow because it overlaps the right image. I don't like to use images for this so is there a way to drop it only on the bottom like:
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Error - trustAnchors parameter must be non-empty
I'm trying to configure my e-mail on Jenkins/Hudson, and I constantly receive the error:
44 Answers
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What is the difference between PS1 and PROMPT_COMMAND
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From the GNU Bash doc page: http://www.gnu.org/software/bash/manual/bashref.html
PROMPT_COMMAND
If set, the value is interpreted as a command to execute before
the printing of each primary prompt ($PS1).
I never u...
How to save a BufferedImage as a File
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File outputfile = new File("image.jpg");
ImageIO.write(bufferedImage, "jpg", outputfile);
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Is there any way to kill a Thread?
Is it possible to terminate a running thread without setting/checking any flags/semaphores/etc.?
27 Answers
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