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How do I get the file extension of a file in Java?
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How to break nested loops in JavaScript? [duplicate]
...d loops labels could be useful to break out of an outer loop. While it may more elegant and modular to avoid nested loops by moving inner loops to separate functions, it will run marginally slower because of the extra function calls.
– Tim Down
Oct 14 '09 at 10...
How can I use grep to find a word inside a folder?
...et.txt; 'MobileAppASer*.*' is another way to do the same thing.)
To check more parameters use man grep command.
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Fastest way to determine if an integer is between two integers (inclusive) with known sets of values
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Volatile boolean vs AtomicBoolean
...lue afterwards, with a volatile boolean, you can't.
So whenever you have more than one thread modifying a field, you need to make it atomic or use explicit synchronization.
The purpose of volatile is a different one. Consider this example
volatile boolean stop = false;
void loop() {
while (!...
How to link Docker services across hosts?
...quire any magic beyond plain Docker in that the pattern consists of one or more additional containers that act as proxies.
Additionally, there are several third-party extensions to make Docker cluster-capable. Third-party solutions include:
Connecting the Docker network bridges on two hosts, ligh...
How do I read from parameters.yml in a controller in symfony2?
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Why use apparently meaningless do-while and if-else statements in macros?
...(corge);
else
gralt();
This doesn't work if instead of f(X) you have a more complicated body of code that needs to go in its own block, say for example to declare local variables. In the most general case the solution is to use something like do ... while to cause the macro to be a single state...
Get most recent file in a directory on Linux
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Replace console output in Python
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sys.stdout.write("\rDoing thing %i" % i)
sys.stdout.flush()
Slightly more sophisticated is a progress bar... this is something I am using:
def startProgress(title):
global progress_x
sys.stdout.write(title + ": [" + "-"*40 + "]" + chr(8)*41)
sys.stdout.flush()
progress_x = 0
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