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Header files for x86 SIMD intrinsics
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icc : as far as I can tell, the x86intrin.h header is supported since at least Intel C++ 16.0. The version test can by performed with: #if (__INTEL_COMPILER >= 1600). This version (and possibly earlier versions) also provides support for the __has_include extension.
MSVC : It appears that MSVC...
What is the difference between Pan and Swipe in iOS?
... to be considered a pan. It changes (changed) when a finger moves while at least the minimum number of fingers are pressed down. It ends (ended) when all fingers are lifted.
Clients of this class can, in their action methods, query the UIPanGestureRecognizer object for the current translation of th...
visual c++: #include files from other projects in the same solution
...refer to add the parent folder of the projects source files, so you can at least specify yourself, e.g. #include "proj2\include.h". Having multiple projects per solution seems very directed towards the NET languages, as they are used very differently. Yet to find a great way to overcome this for C++...
HashSet versus Dictionary w.r.t searching time to find if an item exists
...p times, and my conclusion is that they ARE in fact the same speed. (Or at least, if there is any difference, then the difference is well within the Standard Deviation of that speed)
Specifically, 100,000,000 lookups was taking between 10 and 11.5 seconds for both, for me, in this test.
Test Code:
p...
What is the difference between JDK and JRE?
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@Brady: Yes, I think so. That works fine for me, at least. As a developer, I essentially ignore the JRE. If there are special cases where you specifically want the JRE, I'm not aware of them.
– Carl Smotricz
Aug 29 '14 at 8:54
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Why escape_javascript before rendering a partial?
... escape_javascript() has now a shorter method: simpley j() (in Rails 4 at least).
– mjnissim
Aug 16 '13 at 19:56
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What is a stored procedure?
...ration. Let's say for each table you have an Insert, Update, Delete and at least one select based on the primary key, that means each table will have 4 procedures. Now take a decent size database of 400 tables, and you have 1600 procedures! And that's assuming you don't have duplicates which you pro...
The difference between the 'Local System' account and the 'Network Service' account?
... account that is very similar to Network Service and meant to run standard least-privileged services. However, unlike Network Service it accesses the network as an Anonymous user.
Name: NT AUTHORITY\LocalService
the account has no password (any password information you provide is ignored)
HKCU rep...
What to do about Eclipse's “No repository found containing: …” error messages?
...thing like that. just ignore and continue. then everything will be OK.
At least this trick resolved my problems similar like this:
An error occurred while collecting items to be installed session
context was:(profile=epp.package.jee,
phase=org.eclipse.equinox.internal.p2.engine.phases.Colle...
Accessing last x characters of a string in Bash
...sults.
Note that a negative offset must be separated from the colon by at least one
space to avoid being confused with the ‘:-’ expansion. Substring indexing is
zero-based unless the positional parameters are used, in which case the indexing
starts at 1 by default. If offset is 0, and the posit...