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What is a practical use for a closure in JavaScript?
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Its a minimal example but maybe you can see uses to it? We used this to enforce public/private methods.
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What's the magic of “-” (a dash) in command-line parameters?
...standard input or output rather than an actual file name.
That's the case for your first and third example. For example, the cdrecord command is taking standard input (the ISO image stream produced by mkisofs) and writing it directly to /dev/dvdrw.
With the cd command, every time you change direc...
How to convert a boolean array to an int array
...not even be necessary to do this, depending on what you're using the array for. Bool will be autopromoted to int in many cases, so you can add it to int arrays without having to explicitly convert it:
>>> x
array([ True, False, True], dtype=bool)
>>> x + [1, 2, 3]
array([2, 2, 4...
How to update maven repository in Eclipse?
...right-click on your project then Maven > Update Project..., then select Force Update of Snapshots/Releases checkbox then click OK.
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Loading custom configuration files
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the articles posted by Ricky are very good, but unfortunately they don't answer your question.
To solve your problem you should try this piece of code:
ExeConfigurationFileMap configMap = new ExeConfigurationFileMap();
configMap.ExeConfigFilename = @"d:\test\justAConfigFil...
Sorting data based on second column of a file
...yourfile
-n, --numeric-sort compare according to string numerical value
For example:
$ cat ages.txt
Bob 12
Jane 48
Mark 3
Tashi 54
$ sort -k2 -n ages.txt
Mark 3
Bob 12
Jane 48
Tashi 54
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Entity Framework Join 3 Tables
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Thank you very much for the method; works clear but I would like to see the answer as I asked, thanks a lot again.
– Erçin Dedeoğlu
Jan 10 '14 at 18:46
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What is the volatile keyword useful for?
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volatile has semantics for memory visibility. Basically, the value of a volatile field becomes visible to all readers (other threads in particular) after a write operation completes on it. Without volatile, readers could see some non-updated value....
Maven command to determine which settings.xml file Maven is using
...t your post some 2.5 years later is finally the exact answer I was looking for (sorry for the 6 month delay in noticing it).
– harschware
Nov 12 '12 at 17:25
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Count occurrences of a char in plain text file
...rk if you need to count \r or \n characters; the tr -cd f answer does work for that.
– bjnord
Oct 5 '13 at 0:08
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