大约有 47,000 项符合查询结果（耗时：0.0662秒） [XML]
Convert integer to hexadecimal and back again
...e variable name "decValue" since it is not a decimal at all? Sorry man, I know it is from another source, but stackoverflow should be better than that.
– Christopher Bonitz
Nov 3 '15 at 10:24
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How can I test an AngularJS service from the console?
...e $location service, but eventually i needed to wrap it in scope.apply. I know this is well documented, but it had slipped my mind. In one line angular.element(document).scope().$apply(angular.element(document).injector().get('$location').path('/my/angular/url'))
– acid_crucifi...
Should I Stop Stopwatch at the end of the method?
... between the calls to Start() and Stop(). Start() just sets a timestamp to now and Stop() calculates and saves the time elapsed since that. See source in coreclr: github.com/dotnet/corefx/blob/master/src/…
– Sammi
Mar 2 '16 at 11:33
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How to split a String by space
...provides a solution. It is far from optimal to rely on regex for this, but now that Java has 8bit / 16bit byte representation, an efficient solution for this becomes quite long.
public class SplitStringTest
{
static final Pattern TRIM_UNICODE_PATTERN = Pattern.compile("^\\p{Blank}*(.*)\\p{Blank}...
MongoDB: Find a document by non-existence of a field?
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Great point -- thanks. I know this caveat holds true in MongoDB version 1.8.x and before; but I thought queries with $exists field constraints can now make use of indexes in version 2.0 ...?
– dampier
Dec 20 '11 ...
Unknown Column In Where Clause
...tcount
FROM nodes
WHERE attachmentcount > 0;
You'll get an error "Unknown column 'attachmentcount' in WHERE clause".
Solution is actually fairly simple - just replace the alias with the statement which produces the alias, eg:
SELECT nodes.*, (SELECT (COUNT(*) FROM attachments
WHERE attachme...
Blank space at top of UITextView in iOS 10
I have UITextView with some text in it. Everything was fine with iOS 6 but now with iOS 7 it leaves the blank space on top and then place the text below the middle of the textview.
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Enum type constraints in C# [duplicate]
...an the restrictions being removed from C# 5. (I assume C# 4 is locked down now.)
– Jon Skeet
Sep 10 '09 at 8:52
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How to convert a SVG to a PNG with ImageMagick?
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svgexport quality is really that high. Now it has become my favourite tool, thanks shakiba! :)
– Alessio Periloso
May 25 '15 at 22:42
1
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if arguments is equal to this string, define a variable like this string
I am doing some bash script and now I got one variable call source and one array called samples , like this:
3 Answers
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