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Mark parameters as NOT nullable in C#/.NET?
...de
what else to assign to it? What other value could we pave a freshly
allocated array of references over with, until you get around to
filling it in?
Also, sometimes null is a sensible value in and of itself. Sometimes
you want to represent the fact that, say, a field doesn’t have a
...
Conditionally start at different places in storyboard from AppDelegate
...eViewControllerWithIdentifier:storyboardId];
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
self.window.rootViewController = initViewController;
[self.window makeKeyAndVisible];
return YES;
}
If the storyboard is configured in the app's plist, the ...
Batch script: how to check for admin rights
...put, you need to do the following: setlocal enabledelayedexpansion for /f "tokens=* delims=" %%s in ('sfc 2^>^&1^|MORE') do @set "output=!output!%%s" echo "%output%"|findstr /I /C:"/scannow">nul 2>&1 (3 separate lines). This should work on Windows 2000 through Windows 2012 R2. On a ...
When do I need to use Begin / End Blocks and the Go keyword in SQL Server?
... the following lines. It doesn't "see" the symbol until it encounters a GO token which tells it to execute the preceding SQL since the last GO, at which point the symbol is applied to the database and becomes visible to the parser.
Why it doesn't just treat the semi-colon as a semantic break and ap...
SVN: Is there a way to mark a file as “do not commit”?
...e mentioned: $svn st --- Changelist 'ignore-on-commit': M database.php M config.php and still, they have been sent to the repo on commit. Any idea what did I do wrong?
– Attila Fulop
Feb 13 '12 at 17:02
...
REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...e is desired.
# If Automatic Memory Management is not desired, and memory allocation
# is to be done manually, then set it to false.
#11g的新特性自动内存管理，也就是SGA_TARGET和PAG_AGGREGATE_TARGET都不用设置了，Oracle会自动调配两部分大小。
#----------------------...
No output to console from a WPF application?
...32.dll";
[DllImport(Kernel32_DllName)]
private static extern bool AllocConsole();
[DllImport(Kernel32_DllName)]
private static extern bool FreeConsole();
[DllImport(Kernel32_DllName)]
private static extern IntPtr GetConsoleWindow();
[DllImport(Kernel32_DllName)]
p...
How to run a program without an operating system?
...s back output all through the simulated UART:
enter a character
got: a
new alloc of 1 bytes at address 0x0x4000a1c0
enter a character
got: b
new alloc of 2 bytes at address 0x0x4000a1c0
enter a character
See also: How to make bare metal ARM programs and run them on QEMU?
a fully automated Raspberr...
Completion handler for UINavigationController “pushViewController:animated”?
...atically like this:
PbNavigationController *nc = [[PbNavigationController alloc]initWithRootViewController:yourRootViewController];
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How to join strings in Elixir?
...have those strings as variables somewhere, by using a deep list, you avoid allocating a whole new string just to output it elsewhere. Many functions in elixir/erlang understand iolists, so you often wouldn't need to do the extra work.
...