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Why is $$ returning the same id as the parent process?
... "parent" is a bit misleading (at least it was to me), it's actually the "top level" shell. For instance : echo $$; (echo $$; (echo $$)) echoes the same pid three times
– Martin Bouladour
Jul 20 '17 at 9:59
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Gulp.js task, return on src?
...nt it doesn't address why there are many examples out there of tasks that call gulp.src(... but don't return it.
– Mark Amery
Apr 17 '15 at 11:13
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Difference between Label and TextBlock
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Labels usually support single line text output while the TextBlock is intended for multiline text display.
For example in wpf TextBlock has a property TextWrapping which enables multiline input; Label does not have this.
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Connection string using Windows Authentication
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All actions performed by the process will be run with the permissions/privileges of that account. Don't grant more permissions than needed. A dedicated service account would be advisable. Would recommend checking out the DISA...
String replacement in batch file
...the following little trick:
set word=table
set str="jump over the chair"
call set str=%%str:chair=%word%%%
echo %str%
The call there causes another layer of variable expansion, making it necessary to quote the original % signs but it all works out in the end.
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How to set custom favicon in Express?
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In Express 4
Install the favicon middleware and then do:
var favicon = require('serve-favicon');
app.use(favicon(__dirname + '/public/images/favicon.ico'));
Or better, using the path module:
app.use(favicon(path.join(__dirname,'public','ima...
How do I sort an observable collection?
...the end of the sorted partition from the unsorted. Worst case O(n). Essentially a selection sort (See below for output).
public static void Sort<T>(this ObservableCollection<T> collection)
where T : IComparable<T>, IEquatable<T>
{
List<T> sorted = co...
Android - Center TextView Horizontally in LinearLayout
...ravity specified. Instead of placing the whole widget center what you're really trying to do is place the content in the center which can be accomplished with android:gravity="center_horizontal" and the android:layout_gravity attribute can be removed.
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How do I convert a NSString into a std::string?
...ou don't want non-ASCII characters in there, you can use dataUsingEncoding:allowLossyConversion: to get an NSData representation of the string with lossy encoded ASCII content, and then throw that at your std::string
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How to concatenate two IEnumerable into a new IEnumerable?
... the names of actions you want to perform are likely close if not exactly called what you are after. Always browse IntelliSense, you learn a lot.
– Adam Houldsworth
Jan 31 '14 at 11:02
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