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Function to return only alpha-numeric characters from string?
...inition of alphanumeric includes letters in foreign languages and obsolete scripts then you will need to use the Unicode character classes.
Try this to leave only A-Z:
$result = preg_replace("/[^A-Z]+/", "", $s);
The reason for the warning is that words like résumé contains the letter é that ...
Where do I find the current C or C++ standard documents?
...9:1990 Hardcopy available from SAI Global ($88 + shipping)
You cannot usually get old revisions of a standard (any standard) directly from the standards bodies shortly after a new edition of the standard is released. Thus, standards for C89, C90, C99, C++98, C++03 will be hard to find for purchas...
Converting camel case to underscore case in ruby
...ef underscore
self.gsub(/::/, '/').
gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
gsub(/([a-z\d])([A-Z])/,'\1_\2').
tr("-", "_").
downcase
end
end
Then you can do fun stuff:
"CamelCase".underscore
=> "camel_case"
...
Detect Android phone via Javascript / jQuery
...re reported by Kindle Fire HD devices do not contain the word 'android' at all.
– djbp
Jun 11 '13 at 13:54
...
What unique features does Firebug have that are not built-in to Firefox?
... differences have mainly reduced to the following points:
Can't stop the script execution on DOM mutations, XHRs, or cookie changes.
XPaths can't be copied.
Missing an events side panel in the Inspector (though events are displayed within the DOM structure).
Missing a DOM side panel in the Inspect...
add created_at and updated_at fields to mongoose schemas
...ongoose schema, without having to pass them in everytime new MyModel() is called?
19 Answers
...
Is it possible to await an event instead of another async method?
...kCompletionSource<object> continueClicked;
private async void Button_Click_1(object sender, RoutedEventArgs e)
{
// Note: You probably want to disable this button while "in progress" so the
// user can't click it twice.
await GetResults();
// And re-enable the button here, possibly ...
WPF OpenFileDialog with the MVVM pattern? [duplicate]
...ou would consume it.
public MyViewModel : ViewModel
{
private string _selectedPath;
public string SelectedPath
{
get { return _selectedPath; }
set { _selectedPath = value; OnPropertyChanged("SelectedPath"); }
}
private RelayCommand _openCommand;
pu...
Using TortoiseSVN via the command line
...e TortoiseSVN dialogs appear to collect user input. If you want to write a script which requires no input, you should use the official Subversion command line client instead.
Another option would be that you install the Subversion binaries. Slik SVN is a nice build (and doesn't require a registra...
Log4net rolling daily filename with date in the file name
...
If I recall correctly, it went like this. On startup, log4net would generate the first filename in the rolling sequence. It would detect that that file already exist and would then decide to roll to the second file, but when that one...