大约有 40,000 项符合查询结果（耗时：0.0550秒） [XML]
Determining the size of an Android view at runtime
...eObserver();
if (viewTreeObserver.isAlive()) {
viewTreeObserver.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
view.getViewTreeObserver().removeOnGlobalLayoutListener(this);
viewWidth = view.getWidth();
viewHeight = view....
Delete duplicate rows from small table
...s to do with the inner select statement here getting executed N times (for all N rows in the dupes table) rather than the grouping that's going on in the other solution.
– David
Sep 12 '17 at 12:36
...
Encrypting & Decrypting a String in C# [duplicate]
...be getting a lot of upvotes, I've updated it to fix silly bugs and to generally improve the code based upon comments and feedback. See the end of the post for a list of specific improvements.
As other people have said, Cryptography is not simple so it's best to avoid "rolling your own" encryption ...
What is the use of static constructors?
...required configuration data into readonly fields, etc.
It is run automatically by the runtime the first time it is needed (the exact rules there are complicated (see "beforefieldinit"), and changed subtly between CLR2 and CLR4). Unless you abuse reflection, it is guaranteed to run at most once (eve...
iPhone get SSID without private library
...k;
}
}
return SSIDInfo;
}
Example output:
2011-03-04 15:32:00.669 ShowSSID[4857:307] -[ShowSSIDAppDelegate fetchSSIDInfo]: Supported interfaces: (
en0
)
2011-03-04 15:32:00.693 ShowSSID[4857:307] -[ShowSSIDAppDelegate fetchSSIDInfo]: en0 => {
BSSID = "ca:fe:ca:fe:ca:fe"...
Get all elements but the first from an array
...ontent-policy\"\u003e(content policy)\u003c/a\u003e",
allowUrls: true
},
onDemand: true,
discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true,enableSnippets:true
});
...
What is the difference between LR, SLR, and LALR parsers?
...
SLR, LALR and LR parsers can all be implemented using exactly the same table-driven machinery.
Fundamentally, the parsing algorithm collects the next input token T, and consults the current state S (and associated lookahead, GOTO, and reduction tables...
Running multiple async tasks and waiting for them all to complete
...ed to run multiple async tasks in a console application, and wait for them all to complete before further processing.
9 Ans...
Node.js Best Practice Exception Handling
... following information is more of a summary:
Safely "throwing" errors
Ideally we'd like to avoid uncaught errors as much as possible, as such, instead of literally throwing the error, we can instead safely "throw" the error using one of the following methods depending on our code architecture:
F...
Custom exception type
...
This will not allow you stack traces unless you inherit from Error
– Luke H
Jul 30 '14 at 19:53
...