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Why doesn't java.util.Set have get(int index)?
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Just adding one point that was not mentioned in mmyers' answer.
If I know I want the first item, I can
use set.iterator().next(), but
otherwise it seems I have to cast to
an Array to retrieve an item at a
specific index?
What are the appropriate ways of
retrieving data from a set...
C/C++ line number
...wer looks like?). Another point might be (at least it looks to me this way now) that you gave an answer 1 hour after an already correct answer was given, so you added no value.
– Felix Kling
May 17 '10 at 19:21
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How do I match any character across multiple lines in a regular expression?
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The s flag is (now?) invalid, at least in Chrome/V8. Instead use /([\s\S]*)<FooBar>/ character class (match space and non-space] instead of the period matcher. See other answers for more info.
– Allen
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How can I override inline styles with external CSS?
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i know but the same i am saying !important will only increase the score for specific property, he may be using other properties (not for overriding) in the some block
– Rohit Agrawal
May 29...
Why doesn't Haskell's Prelude.read return a Maybe?
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This function (called readMaybe) is now in the Haskell prelude! (As of the current base -- 4.6)
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Detecting iOS / Android Operating system
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* This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
*
* @returns {String}
*/
function getMobileOperatingSystem() {
var userAgent = navigator.userAgent || navigator.vendor || window.opera;
// Windows Phone must come first because its UA also contains "Android...
What is the purpose of using -pedantic in GCC/G++ compiler?
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-pedantic causes the compiler to actually comply to the C standard; so now it will produce a diagnostic message, as is required by the standard:
gcc -c -pedantic -std=c90 pedantic_test.c
pedantic_test.c:2:9: warning: ISO C forbids zero-size array ‘zero_size_array’ [-Wpedantic]
int zero...
How do I draw a grid onto a plot in Python?
I just finished writing code to make a plot using pylab in Python and now I would like to superimpose a grid of 10x10 onto the scatter plot. How do I do that?
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How/When does Execute Shell mark a build as failure in Jenkins?
...ease add following line into your "Execute shell" Build step.
#!/bin/sh
Now let me explain you the reason why we require this line for "Execute Shell" build job.
By default Jenkins take /bin/sh -xe and this means -x will print each and every command.And the other option -e, which causes shell to...
Command-line Tool to find Java Heap Size and Memory Used (Linux)?
...on you should do it within code or you can use jconsole. This is what I know there should also be many other ways.
– padippist
Jan 18 '17 at 6:47
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