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Incrementing in C++ - When to use x++ or ++x?
...ack to x, it is only guaranteed that it happens before the next sequence point. 'after processing the current statement' is not strictly accurate as some expressions have sequence points and some statements are compound statements.
– CB Bailey
Nov 28 '09 at 17:...
IN clause and placeholders
...the form "?, ?, ..., ?" can be a dynamically created string and safely put into the original SQL query (because it is a restricted form that does not contain external data) and then the placeholders can be used as normal.
Consider a function String makePlaceholders(int len) which returns len questi...
Does it make any sense to use inline keyword with templates?
...compilers know better when to inline a function and are ignoring inline hint.
3 Answers
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What Makes a Method Thread-safe? What are the rules?
...eadSafeMethod concurrently without issue.
public class Thing
{
public int ThreadSafeMethod(string parameter1)
{
int number; // each thread will have its own variable for number.
number = parameter1.Length;
return number;
}
}
This is also true if the method call...
What is Func, how and when is it used
...
No, I'm correct. static int OneArgFunc(this string i) { return 42; } Func<int> f = "foo".OneArgFunc;. =)
– Ark-kun
Jan 9 '14 at 9:21
...
How can I put a ListView into a ScrollView without it collapsing?
...problem, and the only answer I can find seems to be " don't put a ListView into a ScrollView ". I have yet to see any real explanation for why though. The only reason I can seem to find is that Google doesn't think you should want to do that. Well I do, so I did.
...
When do you use varargs in Java?
...d a mechanism to pass in any number of objects.
String.format("This is an integer: %d", myInt);
String.format("This is an integer: %d and a string: %s", myInt, myString);
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Using sphinx with Markdown instead of RST
...er from scratch:
You could cheat and write a "parser" that uses Pandoc to convert markdown to RST and pass that to the RST parser :-).
You can use an existing markdown->XML parser and transform the result (using XSLT?) to the docutils schema.
You could take some existing python markdown parser...
In laymans terms, what does 'static' mean in Java? [duplicate]
...n instance of the object to be used.
public class SomeObject {
public int someField;
public void someMethod() { };
public Class SomeInnerClass { };
}
In order to use someField, someMethod, or SomeInnerClass I have to first create an instance of SomeObject.
public class SomeOtherObjec...
Android: Temporarily disable orientation changes in an Activity
...activity has some code that makes some database changes that should not be interrupted. I'm doing the heavy lifting in another thread, and using a progress dialog which I set as non-cancellable. However, I noticed that if I rotate my phone it restarts the activity which is REALLY bad for the process...