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Deleting Objects in JavaScript
... remaining references would be dangling, like a C++ delete. (And accessing one of them would cause a crash. To make them all turn null would mean having extra work when deleting or extra memory for each object.)
Since Javascript is garbage collected, you don't need to delete objects themselves - th...
How do I manually create a file with a . (dot) prefix in Windows? For example, .htaccess
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I did not know that. So one can simple create the file by typing ".htaccess." in explorer, and the last dot will be removed automatically. Nice.
– foens
Mar 14 '13 at 9:18
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Scala Doubles, and Precision
Is there a function that can truncate or round a Double? At one point in my code I would like a number like: 1.23456789 to be rounded to 1.23
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Change all files and folders permissions of a directory to 644/755
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One approach could be using find:
for directories
find /desired_location -type d -print0 | xargs -0 chmod 0755
for files
find /desired_location -type f -print0 | xargs -0 chmod 0644
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Sort a Custom Class List
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One way to do this is with a delegate
List<cTag> week = new List<cTag>();
// add some stuff to the list
// now sort
week.Sort(delegate(cTag c1, cTag c2) { return c1.date.CompareTo(c2.date); });
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Get hours difference between two dates in Moment Js
...ables that were in use unlike the accepted answer or the question. If someone wants to down vote they, should down vote the question as it is an incomplete code block to start. Does that code block really need explanation?
– Jordan Papaleo
Mar 4 '16 at 23:49
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Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
... Of course, there are always exceptions to a
guideline. The most notable one in the case of naming would be cases
where an entire type’s raison d’etre is to provide async-focused
functionality, in which case having Async on every method would be
overkill, e.g. the methods on Task itself ...
Converting A String To Hexadecimal In Java
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This method is actually the correct one. Try byte[] data = { -1, 1 }; -- code in this answer works fine, whereas that with 17 upvotes fails.
– hudolejev
Mar 1 '12 at 23:36
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is it possible to select EXISTS directly as a bit?
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This is not a workaround, it's one correct way set-wise. EXISTS is this workaround... And very clean, no?
– gbn
May 3 '10 at 17:59
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Can anyone explain IEnumerable and IEnumerator to me? [closed]
Can anyone explain IEnumerable and IEnumerator to me?
16 Answers
16
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