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Why did my Git repo enter a detached HEAD state?
... a branch, and get a detach HEAD, except:
it has an explicit --detach option
To check out commit HEAD~3 for temporary inspection or experiment without creating a new branch:
git switch --detach HEAD~3
HEAD is now at 9fc9555312 Merge branch 'cc/shared-index-permbits'
it cannot detached by...
Spring 3 RequestMapping: Get path value
...h from a controller mapping. /controllerUrl/** => return matched **
* @param request incoming request.
* @return extracted path
*/
public static String extractPathFromPattern(final HttpServletRequest request){
String path = (String) request.getAttribute(
HandlerMapping.PATH_W...
ReferenceError: event is not defined error in Firefox
...
You're declaring (some of) your event handlers incorrectly:
$('.menuOption').click(function( event ){ // <---- "event" parameter here
event.preventDefault();
var categories = $(this).attr('rel');
$('.pages').hide();
$(categories).fadeIn();
});
You need "event" to be a par...
How to set the text color of TextView in code?
...
@Civilian: because the int param that the setXXXColor() methods require is taken as the actual ARGB value to use, NOT the value to lookup in the resources file. Strangely enough, the View class has both setBackgroundColor() and setBackgroundResource(),...
getting the ng-object selected with ng-change
...If Divyesh Rupawala's answer doesn't work (passing the current item as the parameter), then please see the onChanged() function in this Plunker. It's using this:
http://plnkr.co/edit/B5TDQJ
share
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Is it possible to make the -init method private in Objective-C?
...ect at any time.
What you can do is throw an NSInternalInconsistencyException if your -init method is invoked:
- (id)init {
[self release];
@throw [NSException exceptionWithName:NSInternalInconsistencyException
reason:@"-init is not a valid initializer fo...
How to place div side by side
...
HTML 5 solution from @filoxo, use that instead
– TheMcMurder
May 13 '15 at 0:46
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Is it possible to specify a different ssh port when using rsync?
...f the command is -e 'ssh -p 2222' so you can use this with different rsync params
– Evan Donovan
Nov 21 '14 at 18:19
2
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What is the colon operator in Ruby?
...to identify things. In particular, it uses them as keys when naming method parameters and looking things up in hashes.
redirect_to :action => "edit", :id => params[:id]
You can think of symbols as string literals that are magically made into constants. Alternatively, you can consider th...
Insert picture/table in R Markdown [closed]
... and images. Top on my list are:
Pandoc readme, specifically tables
RStudio's RMarkdown, more details in basics (including tables) and a rewrite of pandoc's markdown.
Pictures are very simple to use but do not offer the ability to adjust the image to fit the page (see Update, below). To adjust t...