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Programmatically find the number of cores on a machine
...dent way? If no such thing exists, what about determining it per-platform (Windows/*nix/Mac)?
19 Answers
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SQL Server database backup restore on lower version
..., though, the Export operations will fail. You can always remove/add those bits manually to otherwise transcend SQL versions.
– Doctor Blue
Jun 2 '15 at 12:35
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How to detect if app is being built for device or simulator in Swift
...6) build configuration returns true when the code is compiled for the 32–bit iOS simulator.
If you are developing for a simulator other than iOS, you can simply vary the os parameter: e.g.
Detect the watchOS simulator
#if (arch(i386) || arch(x86_64)) && os(watchOS)
...
#endif
Detect ...
Find UNC path of a network drive?
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In Windows, if you have mapped network drives and you don't know the UNC path for them, you can start a command prompt (Start → Run → cmd.exe) and use the net use command to list your mapped drives and their UNC paths:
C:\&...
How to debug heap corruption errors?
...new/delete and malloc/calloc/realloc overloads -- how to do so will vary a bit depending on compiler and platform -- and this will be a bit of an investment -- but it may pay off over the long run. The desirable feature list should look familiar from dmalloc and electricfence, and the surprisingly ...
Turn off Visual Studio Attach security warning when debugging IIS
...try setting does work; however, you have to make sure you set it in the 32-bit registry sandbox for VS2005/2008 by either using the 32-bit regedit.exe in %windir%\SysWOW64\ or adding it under HKLM\Software\Wow6432Node\.... I created a .reg script that simply adds it to both:
Windows Registry Edito...
What is the correct way to create a single-instance WPF application?
Using C# and WPF under .NET (rather than Windows Forms or console), what is the correct way to create an application that can only be run as a single instance?
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Example using Hyperlink in WPF
...uteUri));
e.Handled = true;
}
In addition you will also need the following imports:
using System.Diagnostics;
using System.Windows.Navigation;
It will look like this in your application:
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Number of processors/cores in command line
...Instead of spawning unnecessary cat and wc processes, you can shorten it a bit:
$ grep --count ^processor /proc/cpuinfo
2
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String concatenation: concat() vs “+” operator
...thod should be faster. However, with more strings the StringBuilder method wins, at least in terms of performance.
The source code of String and StringBuilder (and its package-private base class) is available in src.zip of the Sun JDK. You can see that you are building up a char array (resizing as ...