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Ternary operator is twice as slow as an if-else block?
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So the question everyone is still dying to know, is why there is even a tiny difference.
– Brad M
Jun 26 '13 at 19:33
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Select top 10 records for each category
I want to return top 10 records from each section in one query. Can anyone help with how to do it? Section is one of the columns in the table.
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Use grep --exclude/--include syntax to not grep through certain files
...e glob is used to only matching the filename. To exclude a whole directory one needs --exclude-dir option. Same rules apply though. Only directory filename is matched, not a path.
– Krzysztof Jabłoński
Sep 22 '15 at 17:00
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Is a DIV inside a TD a bad idea?
...ayout. (Some people never use tables for layout though, and I happen to be one of them.)
If you use a div in a td you will however get in a situation where it might be hard to predict how the elements will be sized. The default for a div is to determine its width from its parent, and the default fo...
Find JavaScript function definition in Chrome
Chrome's Developer Tools rock, but one thing they don't seem to have (that I could find) is a way to find a JavaScript function's definition. This would be super handy for me because I'm working on a site that includes many external JS files. Sure grep solves this but in the browser would be much be...
Android: Remove all the previous activities from the back stack
...xecution is a bit sluggish with API >21 and smooth with APIs <21. Anyone experiencing the same problem?
– Red M
Jan 10 '18 at 2:55
1
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Dynamic cell width of UICollectionView depending on label width
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thank you for your help but I still have one issue. When I uncomment [cell.myLabel sizeToFit] I have words truncated and letters cut at the bottom but it becomes ok after I scroll (words have they normal size and letters jump up a bit). If I comment and disable [cel...
Iterate keys in a C++ map
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int main()
{
std::map<std::string, int> myMap;
myMap["one"] = 1;
myMap["two"] = 2;
myMap["three"] = 3;
for ( const auto &myPair : myMap ) {
std::cout << myPair.first << "\n";
}
}
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Giving UIView rounded corners
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Note that property only exists in iPhone 3.0, not earlier versions.
– Kendall Helmstetter Gelner
Oct 2 '09 at 19:26
5
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What does collation mean?
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Besides the "accented letters are sorted differently than unaccented ones" in some Western European languages, you must take into account the groups of letters, which sometimes are sorted differently, also.
Traditionally, in Spanish, "ch" was considered a letter in its own right, same with "l...