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Read a variable in bash with a default value
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$1 becomes ${1:-some_default_string}
– ThorSummoner
Oct 24 '16 at 22:58
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show 6 more comments...
UTF-8 byte[] to String
...ray. I know that I can use the following routine to convert the bytes to a string, but is there a more efficient/smarter way of doing this than just iterating through the bytes and converting each one?
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Use latest version of Internet Explorer in the webbrowser control
...rWebBrowserControl(appName);
}
private void SetIE8KeyforWebBrowserControl(string appName)
{
RegistryKey Regkey = null;
try
{
// For 64 bit machine
if (Environment.Is64BitOperatingSystem)
Regkey = Microsoft.Win32.Registry.LocalMachine.OpenSubKey(@"SOFTWARE\\Wo...
How can I rename a database column in a Ruby on Rails migration?
...cord::Migration
def up
add_column :table, :correct_name_column_one, :string
add_column :table, :correct_name_column_two, :string
puts 'Updating correctly named columns'
execute "UPDATE table_name SET correct_name_column_one = old_name_column_one, correct_name_column_two = old_name...
How to get the error message from the error code returned by GetLastError()?
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//Returns the last Win32 error, in string format. Returns an empty string if there is no error.
std::string GetLastErrorAsString()
{
//Get the error message, if any.
DWORD errorMessageID = ::GetLastError();
if(errorMessageID == 0)
return st...
Detect if a page has a vertical scrollbar?
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lol yeah I was debating whether or not to make the extra effort to write it because in many cases it's not needed.
– Andy E
Jan 27 '10 at 13:08
1
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What does MissingManifestResourceException mean and how to fix it?
...rceMan = temp;
}
return resourceMan;
}
}
The literal string "Servers.Resources" had to be changed to "RT.Servers.Resources". I did this manually, but running the custom tool would have equally well done it.
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Link to all Visual Studio $ variables
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$(ExecutablePath)
$(ExtensionsToDeleteOnClean)
$(FPS_BROWSER_APP_PROFILE_STRING)
$(FPS_BROWSER_USER_PROFILE_STRING)
$(FrameworkDir)
$(FrameworkDir_110)
$(FrameworkSdkDir)
$(FrameworkSDKRoot)
$(FrameworkVersion)
$(GenerateManifest)
$(GPURefDebuggerBreakOnAllThreads)
$(HOMEDRIVE)
$(HOMEPATH)
$(Ignor...
Can I use Objective-C blocks as properties?
...impleBlock)(void);
@property (nonatomic, copy) BOOL (^blockWithParamter)(NSString *input);
If you are going to be repeating the same block in several places use a type def
typedef void(^MyCompletionBlock)(BOOL success, NSError *error);
@property (nonatomic) MyCompletionBlock completion;
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How to get all files under a specific directory in MATLAB?
... files.
Negative:
You are not system independent.
You rely on a single string which may be hard to parse.
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