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specify project file of a solution using msbuild
...solution using msbuild like we do with devenv.com.In devenv.com we can specify a project of a solution using following commandline
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Getting a better understanding of callback functions in JavaScript
...
You can just say
callback();
Alternately you can use the call method if you want to adjust the value of this within the callback.
callback.call( newValueForThis);
Inside the function this would be whatever newValueForThis is.
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What happens when a duplicate key is put into a HashMap?
If I pass the same key multiple times to HashMap ’s put method, what happens to the original value? And what if even the value repeats? I didn’t find any documentation on this.
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What is the best way to call a script from another script?
...ollowing.
test1.py
def some_func():
print 'in test 1, unproductive'
if __name__ == '__main__':
# test1.py executed as script
# do something
some_func()
service.py
import test1
def service_func():
print 'service func'
if __name__ == '__main__':
# service.py executed as...
How do you implement a re-try-catch?
...uccess
} catch (SomeException e) {
// handle exception
if (++count == maxTries) throw e;
}
}
I have taken count and maxTries to avoid running into an infinite loop, in case the exception keeps on occurring in your try block.
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How can I use an array of function pointers?
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@crucifiedsoul "the C Programming Language" written by Brian Kernighan and Dennis Ritchie? It could be, but I didn't have it as a reference at the time I wrote the answer three and an half year ago. So I don't know.
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How do I check for a network connection?
What is the best way to determine if there is a network connection available?
4 Answers
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How to use a switch case 'or' in PHP
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If you must use || with switch then you can try :
$v = 1;
switch (true) {
case ($v == 1 || $v == 2):
echo 'the value is either 1 or 2';
break;
}
If not your preferred solution would have been
switch(...
Python list iterator behavior and next(iterator)
...tions, each iteration resulting in 2 lines being written to the terminal.
If you assign the output of next() things work as expected:
>>> a = iter(list(range(10)))
>>> for i in a:
... print(i)
... _ = next(a)
...
0
2
4
6
8
or print extra information to differentiate the ...
How to get the home directory in Python?
...on all platforms:
from os.path import expanduser
home = expanduser("~")
If you're on Python 3.5+ you can use pathlib.Path.home():
from pathlib import Path
home = str(Path.home())
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