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Difference between toFixed() and toPrecision()?
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toPrecision(x) doesn't "provide x total length", it formats to a number of given significant digits. For example, 0.0000022.toPrecision(1) would return 0.000002.
– Andy E
May 6 '13 at 21:53
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Func vs. Action vs. Predicate [duplicate]
...eir various guises, Predicate wouldn't have been introduced... although it does impart a certain meaning to the use of the delegate, whereas Func and Action are used for widely disparate purposes.
Predicate is mostly used in List<T> for methods like FindAll and RemoveAll.
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PHP - Check if two arrays are equal
... 'b'] == [2 => 'b', 1 => 'a']. For indexed arrays like ['a', 'b'] == doesn't work as stated. For e.g. ['a', 'b'] != ['b', 'a'].
– nawfal
Nov 15 '15 at 12:56
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Rounded table corners CSS only
...st-child don't work in IE6/7/8, but less of an issue for you since neither does border-radius. It does mean that you won't be able to use CSS3Pie to fix it in IE -- it will fix the border-radius, but not the first/last-child.
– Spudley
Feb 9 '11 at 14:49
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How to concatenate columns in a Postgres SELECT?
...xt):
SELECT a::text || b AS ab FROM foo;
Judging from your own answer, "does not work" was supposed to mean "returns NULL". The result of anything concatenated to NULL is NULL. If NULL values can be involved and the result shall not be NULL, use concat_ws() to concatenate any number of values (Po...
STL or Qt containers?
...which is extremely useful when it comes to using Qt's foreach macro
(which does a copy) and when using meta-types or signals and slots.
can use STL-style iterators or Java-style iterators
are streamable with QDataStream
are used extensively in Qt's API
have a stable implementation across operating s...
How to append something to an array?
...need whatsoever to optimize access to the length property. The interpreter does an amazing job at that itself and it will not make any difference in The Real World whether you optimize it away or not. If your array becomes so huge that optimizing .length would actually help, most probably an array i...
Removing all unused references from a project in Visual Studio projects
...esharper/webhelp/Refactorings__Remove_Unused_References.html
This feature does not correctly handle:
Dependency injected assemblies
Dynamically loaded assemblies (Assembly.LoadFile)
Native code assemblies loaded through interop
ActiveX controls (COM interop)
Other creative ways of loading assembl...
throw checked Exceptions from mocks with Mockito
...wn by that particular method call.
To clarify further.
The List interface does not provide for a checked Exception to be thrown from the get(int index) method and that is why Mockito is failing.
When you create the mocked List, Mockito will use the definition of List.class to creates its mock.
T...
Why would a post-build step (xcopy) occasionally exit with code 2 in a TeamCity build?
...you provide the /Y switch with xcopy, you'll still get an error when xcopy doesn't know if the thing you are copying is a file or a directory. This error will appear as "exited with code 2". When you run the same xcopy at a command prompt, you'll see that xcopy is asking for a response of file or di...