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How do I convert from int to String?
...();
sb.append("");
sb.append(i);
String strI = sb.toString();
at compile-time. It's slightly less efficient (sb.append() ends up calling Integer.getChars(), which is what Integer.toString() would've done anyway), but it works.
To answer Grodriguez's comment: ** No, the compiler doesn't optimise o...
how can you easily check if access is denied for a file in .NET?
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I have done this countless times in the past, and nearly every time I've done it I was wrong to even make the attempt.
File permissions (even file existence) are volatile — they can change at any time. Thanks to Murphy's Law this especially include...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
... that case, * vs col1, .., coln doesn't matter (but it DOES for programmer time, since * is shorter!).
– Matt Rogish
Sep 15 '08 at 19:23
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What does “zend_mm_heap corrupted” mean
... changing configuration options.
Changing configuration options will sometimes have a positive impact, but it can just as easily make things worse, or do nothing at all.
The nature of the error is this:
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main(void) ...
What is the C runtime library?
What actually is a C runtime library and what is it used for? I was searching, Googling like a devil, but I couldn't find anything better than Microsoft's: "The Microsoft run-time library provides routines for programming for the Microsoft Windows operating system. These routines automate many commo...
Difference between SurfaceView and View?
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So if you need to update GUI rapidly or if the rendering takes too much time and affects user experience then use SurfaceView.
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How to detect a loop in a linked list?
...rtle took one, then it could skip by because it would be gaining by 2 each time, but since it only gains by 1 each iteration it cannot skip past.
– Dave L.
Sep 20 '15 at 23:51
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How do I get the current absolute URL in Ruby on Rails?
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this line came straight from the log at time of writing when using request.uri and this has already been pointed out several times in this question, but... ok, thanks
– ecoologic
Feb 1 '12 at 22:17
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Git Server Like GitHub? [closed]
I am a long time Subversion user that is going to try Git. I have read some about it and understand the distributed nature - I can see a lot of the benefits.
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How do I check that multiple keys are in a dict in a single pass?
...ess you can create the set of keys of interest just once and check it many times, in which case set is superior. As usual... measure it!-)
– Alex Martelli
Aug 17 '09 at 4:57
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