大约有 35,100 项符合查询结果（耗时：0.0399秒） [XML]
Picking a random element from a set
How do I pick a random element from a set?
I'm particularly interested in picking a random element from a
HashSet or a LinkedHashSet, in Java.
Solutions for other languages are also welcome.
...
Build a simple HTTP server in C [closed]
I need to build a simple HTTP server in C. Any guidance? Links? Samples?
12 Answers
12...
Contains case insensitive
...
Rob WRob W
304k6868 gold badges730730 silver badges629629 bronze badges
...
Omitting the second expression when using the if-else shorthand
...true. This is called Short-circuiting.
It is not commonly used in cases like this and you really shouldn't write code like this. I encourage this simpler approach:
if(x==2) dosomething();
You should write readable code at all times; if you are worried about file size, just create a minified vers...
Why is try {…} finally {…} good; try {…} catch{} bad?
...urred. try..finally will run your cleanup code and then the exception will keep going, to be handled by something that knows what to do with it.
share
|
improve this answer
|
...
How can I use a DLL file from Python?
...). This has been, by far, the easiest way I've found for doing what you ask.
import ctypes
# Load DLL into memory.
hllDll = ctypes.WinDLL ("c:\\PComm\\ehlapi32.dll")
# Set up prototype and parameters for the desired function call.
# HLLAPI
hllApiProto = ctypes.WINFUNCTYPE (
ctypes.c_int, ...
A free tool to check C/C++ source code against a set of coding standards? [closed]
It looks quite easy to find such a tool for Java ( Checkstyle , JCSC ), but I can't seem to find one for C/C++. I am not looking for a lint-like static code analyzer, I only would like to check against coding standards like variable naming, capitalization, spacing, identation, bracket placement, an...
Do I have to Close() a SQLConnection before it gets disposed?
... Disposable objects , should we call Close() before the end of a using block?
8 Answers
...
How to create a string with format?
...
I think this could help you:
let timeNow = time(nil)
let aStr = String(format: "%@%x", "timeNow in hex: ", timeNow)
print(aStr)
Example result:
timeNow in hex: 5cdc9c8d
...
Which is the correct C# infinite loop, for (;;) or while (true)? [closed]
Back in my C/C++ days, coding an "infinite loop" as
20 Answers
20
...