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UTF-8 all the way through
I'm setting up a new server and want to support UTF-8 fully in my web application. I have tried this in the past on existing servers and always seem to end up having to fall back to ISO-8859-1.
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How to find the most recent file in a directory using .NET, and without looping?
I need to find the most recently modified file in a directory.
11 Answers
11
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In STL maps, is it better to use map::insert than []?
...ite
map[key] = value;
there's no way to tell if you replaced the value for key, or if you created a new key with value.
map::insert() will only create:
using std::cout; using std::endl;
typedef std::map<int, std::string> MyMap;
MyMap map;
// ...
std::pair<MyMap::iterator, bool> res ...
How do you remove Subversion control for a folder?
...st , and it contains folders and files that were checked out from a repository that no longer exists. How do I get Subversion to stop tracking that folder and any of the subfolders and files?
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How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)
...a mini-guide of the steps to configure it:
I was using Rails 4.1 with Unicorn v4.8.2 and when I tried to deploy my application it didn't start properly and in the unicorn.log file I found this error message:
app error: Missing `secret_key_base` for 'production' environment, set this value in `conf...
Avoiding “resource is out of sync with the filesystem”
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You can enable this in Window - Preferences - General - Workspace - Refresh Automatically (called Refresh using native hooks or polling in newer builds)
The only reason I can think why this isn't enabled by default is performance related.
For example, refreshing source folders ...
how to rotate a bitmap 90 degrees
...rix.postRotate(90);
Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmapOrg, width, height, true);
Bitmap rotatedBitmap = Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scaledBitmap.getHeight(), matrix, true);
Then you can use the rotated image to set in your imageview throug...
How does one write code that best utilizes the CPU cache to improve performance?
This could sound like a subjective question, but what I am looking for are specific instances, which you could have encountered related to this.
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Does .asSet(…) exist in any API?
I'm looking for a very simple way to create a Set.
10 Answers
10
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Is there any significant difference between using if/else and switch-case in C#?
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SWITCH statement only produces same assembly as IFs in debug or compatibility mode. In release, it will be compiled into jump table (through MSIL 'switch' statement)- which is O(1).
C# (unlike many other languages) also allows to switch on string constants - and this works a bit diffe...