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Advantage of switch over if-else statement
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This immediate-constant bitmap is a big win, because there's no cache miss on the bitmap. It works if the "special" error codes are all in a range 64 or less. (or 32 for legacy 32bit code.) The compiler subtracts the smallest case value, if it's non-zero. The t...
Android: How to bind spinner to custom object list?
...mplest Solution
After scouring different solutions on SO, I found the following to be the simplest and cleanest solution for populating a Spinner with custom Objects. Here's the full implementation:
User.java
public class User{
public int ID;
public String name;
@Override
public Str...
Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
...our vote to re-open the question. The results are interesting, on ARM Java wins hands-down, on Intel - C# code in Mono is much faster.
– gregko
Jun 18 '13 at 16:20
9
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What is Bootstrap?
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There are other standard interactions with a user that we denizens of the internet are used to that are not covered by CSS. Like, clicking a link that scrolls you down a page instead of changing pages. One of the things that Bootstrap gives you is an easy way to implement this behaviour on your own...
Override compile flags for single files
...-Wno-effc++ after -Weffc++ in the compiler command, and the latter setting wins. To see the full command and check that this is indeed the case, you can do
make VERBOSE=1
As an aside, one of the maintainers of the GNU C++ Standard Library presents a pretty negative opinion on -Weffc++ in this an...
Where do I find the current C or C++ standard documents?
...rrent or earlier C/C++ standards, there are some available for free on the internet:
For C:
ANSI X3.159-198 (C89):
I cannot find a PDF of C89, but it is almost the same as the below draft for ISO/IEC 9899:1990 (C90). The only differences are in the boilerplate and section numbering.
ISO/IEC 9899...
How can you find the height of text on an HTML canvas?
...example of this working, I used this technique in the Carota editor.
Following on from ellisbben's answer, here is an enhanced version to get the ascent and descent from the baseline, i.e. same as tmAscent and tmDescent returned by Win32's GetTextMetric API. This is needed if you want to do a word-...
Why is the use of tuples in C++ not more common?
... mind). But while tuple is handy, it's not such an overwhelming and clear win that people bother with it.
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How do I start PowerShell from Windows Explorer?
Is there a way to start PowerShell in a specific folder from Windows Explorer, e.g. to right-click in a folder and have an option like "Open PowerShell in this Folder"?
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Correct way to delete cookies server-side
...tion observe this approach failing? Though I have not dusted off a copy of Internet Explorer to check its behaviour, I suspect it was because the OP's Expires value was malformed! They used this value:
expires=Thu, Jan 01 1970 00:00:00 UTC;
However, this is syntactically invalid in two ways.
The...