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How do I measure the execution time of JavaScript code with callbacks?
... pipe the output to a file and utilize from there?
– Doug Molineux
Sep 25 '14 at 21:16
6
So what'...
Why is the use of alloca() not considered good practice?
...he reason given in the man page is justified.
– j_random_hacker
Jun 27 '10 at 13:22
52
My point i...
What is the use of Enumerable.Zip extension method in Linq?
...like this answer because it shows what happens when the number of elements doesn't match up, similar to the msdn documentation
– DLeh
Sep 9 '14 at 19:05
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How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...u could use it to turn [1, 2, ['foo', 'bar']] into [1,2,'foo','bar'].
I'm doubtless forgetting some approaches, but you can concatenate:
a1.concat a2
a1 + a2 # creates a new array, as does a1 += a2
or prepend/append:
a1.push(*a2) # note the asterisk
a2.unshift(*a1) # n...
Run a Python script from another Python script, passing in arguments [duplicate]
... believe it's generally preferable to use subprocess.Popen over os.system: docs.python.org/library/subprocess.html#replacing-os-system.
– Katriel
Sep 23 '10 at 20:15
9
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How do I create a multiline Python string with inline variables?
...ean way to use variables within a multiline Python string. Say I wanted to do the following:
7 Answers
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Task continuation on UI thread
...he UI thread. If you put this code inside another Task, then you get InvalidOperationException (look at Exceptions section)
– stukselbax
Jun 19 '14 at 8:41
3
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How do I get the name of the active user via the command line in OS X?
How do I get the name of the active user via the command line in OS X?
12 Answers
12
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How do I toggle an element's class in pure JavaScript?
...lder browsers can use use classlist.js for classList.toggle():
var menu = document.querySelector('.menu') // Using a class instead, see note below.
menu.classList.toggle('hidden-phone');
As an aside, you shouldn't be using IDs (they leak globals into the JS window object).
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Variable number of arguments in C++?
...
You probably shouldn't, and you can probably do what you want to do in a safer and simpler way. Technically to use variable number of arguments in C you include stdarg.h. From that you'll get the va_list type as well as three functions that operate on it called va_st...