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Unique random string generation
I'd like to generate random unique strings like the ones being generated by MSDN library.( Error Object ), for example. A string like 't9zk6eay' should be generated.
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Switch on Enum in Java [duplicate]
...nd would make for some convenient code. Also this question could apply to String 's. You can switch on a char , but not a String ...?
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Is there a unique Android device ID?
...re#ANDROID_ID returns the Android ID as an unique for each user 64-bit hex string.
import android.provider.Settings.Secure;
private String android_id = Secure.getString(getContext().getContentResolver(),
Secure.ANDROID_ID);
Also read Best pra...
(grep) Regex to match non-ASCII characters?
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[^\x00-\x7F] and [^[:ascii:]] miss some control bytes so strings can be the better option sometimes. For example cat test.torrent | perl -pe 's/[^[:ascii:]]+/\n/g' will do odd things to your terminal, where as strings test.torrent will behave.
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How do I break a string over multiple lines?
In YAML, I have a string that's very long. I want to keep this within the 80-column (or so) view of my editor, so I'd like to break the string. What's the syntax for this?
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What is the type of lambda when deduced with “auto” in C++11?
... pretty(T && t) { return __PRETTY_FUNCTION__; }, and strip off the extra if it starts to get crowded. I prefer to see the steps shown in template substitution. If you're missing __PRETTY_FUNCTION__, there are alternatives for MSVC, etc., but the results are always compiler-dependent for the ...
How to run an EXE file in PowerShell with parameters with spaces and quotes
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When PowerShell sees a command starting with a string it just evaluates the string, that is, it typically echos it to the screen, for example:
PS> "Hello World"
Hello World
If you want PowerShell to interpret the string as a command name then use the call operator (...
Handling a colon in an element ID in a CSS selector [duplicate]
...h () character indicates three types of character escapes.
First, inside a string, a backslash followed by a newline is ignored (i.e., the string is deemed not to contain either the backslash or the newline).
Second, it cancels the meaning of special CSS characters. Any character (except a hexadeci...
@try - catch block in Objective-C
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All work perfectly :)
NSString *test = @"test";
unichar a;
int index = 5;
@try {
a = [test characterAtIndex:index];
}
@catch (NSException *exception) {
NSLog(@"%@", exception.reason);
NSLog(@"Char at index %d cannot be found", ...
Use space as a delimiter with cut command
...pplications to specify the option and option-argument in the same argument string without intervening characters.
In other words: In this case, because -d's option-argument is mandatory, you can choose whether to specify the delimiter as:
(s) EITHER: a separate argument
(d) OR: as a value dire...