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How can I iterate over an enum?
...t);
// ...
}
Please note, the enum Last is meant to be skipped by the iteration. Utilizing this "fake" Last enum, you don't have to update your terminating condition in the for loop to the last "real" enum each time you want to add a new enum.
If you want to add more enums later, just add them ...
What are static factory methods?
...ory method getDbConnection that creates a connection if we're below the limit. Otherwise, it tries to provide a "spare" connection, failing with an exception if there are none.
public class DbConnection{
private static final int MAX_CONNS = 100;
private static int totalConnections = 0;
p...
Why does a function with no parameters (compared to the actual function definition) compile?
I've just come across someone's C code that I'm confused as to why it is compiling. There are two points I don't understand.
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2 column div layout: right column with fixed width, left fluid
...one has a fixed size . Unfortunately I couldn't find a working solution, neither on stackoverflow nor in Google. Each solution described there fails if I implement in my own context. The current solution is:
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How to exit an if clause
What sorts of methods exist for prematurely exiting an if clause?
13 Answers
13
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Convert UTF-8 encoded NSData to NSString
I have UTF-8 encoded NSData from windows server and I want to convert it to NSString for iPhone. Since data contains characters (like a degree symbol) which have different values on both platforms, how do I convert data to string?
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Property getters and setters
With this simple class I am getting the compiler warning
11 Answers
11
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How to achieve code folding effects in Emacs?
...
Folding is generally unnecessary with emacs, as it has tools that explicitly implement the actions people do manually when folding code.
Most people have good success with simple incremental searches. See "foo" mentioned somewhere? Type C-sfoo, find the def...
Will code in a Finally statement fire if I return a value in a Try block?
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@Edi: Um, I don't see what background threads have to do with it. Basically, unless the whole process aborts, the finally block will execute.
– Jon Skeet
Sep 22 '16 at 13:57
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What is thread safe or non-thread safe in PHP?
... handling requests, one of which (called the worker MPM) uses threads. But it supports another concurrency model called the prefork MPM which uses processes -- that is, the web server will create/dedicate a single process for each request.
There are also other completely different concurrency model...