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Using module 'subprocess' with timeout
...s the Python code to run an arbitrary command returning its stdout data, or raise an exception on non-zero exit codes:
29...
In what areas might the use of F# be more appropriate than C#? [closed]
Over the last few years F# has evolved into one of Microsoft's fully supported languages employing many ideas incubated in OCaml, ML and Haskell.
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How do I set a column value to NULL in SQL Server Management Studio?
...tement where you could:
Update table set ColumnName = NULL where [Filter for record here]
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How do I parallelize a simple Python loop?
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Using multiple threads on CPython won't give you better performance for pure-Python code due to the global interpreter lock (GIL). I suggest using the multiprocessing module instead:
pool = multiprocessing.Pool(4)
out1, out2, out3 = zip(*pool.map(calc_stuff, range(0, 10 * offset, of...
How can I check whether an array is null / empty?
... a key difference between a null array and an empty array. This is a test for null.
int arr[] = null;
if (arr == null) {
System.out.println("array is null");
}
"Empty" here has no official meaning. I'm choosing to define empty as having 0 elements:
arr = new int[0];
if (arr.length == 0) {
Sy...
Could not locate Gemfile
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You do not have Gemfile in a directory where you run that command.
Gemfile is a file containing your gem settings for a current program.
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In Maven 2, how do I know from which dependency comes a transitive dependency?
... described in my pom.xml brings a transitive dependency in my target directory.
6 Answers
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How to redirect from OnActionExecuting in Base Controller?
...an ActionResult and have it return RedirectToAction()... neither of these work.
4 Answers
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How does inline Javascript (in HTML) work?
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You've got it nearly correct, but you haven't accounted for the this value supplied to the inline code.
<a href="#" onclick="alert(this)">Click Me</a>
is actually closer to:
<a href="#" id="click_me">Click Me</a>
<sc...
The Concept of 'Hold space' and 'Pattern space' in sed
...ed into the pattern buffer (pattern space). Pattern buffer is like the temporary buffer, the scratchpad where the current information is stored. When you tell sed to print, it prints the pattern buffer.
Hold buffer / hold space is like a long-term storage, such that you can catch something, store i...