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Filename too long in Git for Windows
... get "could not lock config file C:\Program Files\Git\mingw64/etc/gitconfig" after running command above. But @Yash answer worked for me
– divideByZero
Oct 7 '16 at 9:15
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Add a reference column migration in Rails 4
...L adapters are supported. Don't try this with other adapters like sqlite3, etc. Refer to Rails Guides: Foreign Keys for your reference.
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How do I select text nodes with jQuery?
..., but is not (e.g. the soft hyphen ­ character, newlines \n, tabs, etc.), you can try using a Regular Expression. For example, \S will match any non-whitespace characters:
$('element')
.contents()
.filter(function(){
return this.nodeType === 3 && /\S/.tes...
Python subprocess/Popen with a modified environment
...y set an environment variable without having to copy the os.envrion object etc, I do this:
process = subprocess.Popen(['env', 'RSYNC_PASSWORD=foobar', 'rsync', \
'rsync://username@foobar.com::'], stdout=subprocess.PIPE)
sh...
JS: iterating over result of getElementsByClassName using Array.forEach
...E < Edge, Opera, Safari < 9, Android browser, Chrome for Android, ...etc) Source: mozilla dev docs
– Sean
Sep 5 '16 at 5:53
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Getting time elapsed in Objective-C
...on of the output on my iPhone 6 (perhaps this was not an issue on iPhone 4/etc or I just never noticed it). Note that by not performing that division first, there is some risk of overflow if the numerator of the timebase is quite large. If anybody is curious, there is a link with much more informati...
How to get the browser viewport dimensions?
...idthDevice: window.screen.width,
//your css breakpoint for mobile, etc. non-mobile first
widthMin: 560,
//add the tag based on above vars and environment
setMeta: function () {
var params = (this.widthDevice <= this.widthMin) ? this.phone : this.other;
...
WPF: Grid with column/row margin/padding?
... benefit of reacting properly to changes in orientation, expand/collapses, etc.
<Grid>
<Grid.RowDefinitions>
<RowDefinition />
<RowDefinition />
</Grid.RowDefinitions>
<custom:MyRowObject Style="YourStyleHereOrGeneralSetter" Grid.Row="0" />
<c...
Restricting input to textbox: allowing only numbers and decimal point
...f the solutions restrict the usage of non-character keys like ctrl+c, Pos1 etc.
I suggest rather than checking every key press you check whether the result is valid in respect to your expectations.
var validNumber = new RegExp(/^\d*\.?\d*$/);
var lastValid = document.getElementById("test1").v...
Is the order guaranteed for the return of keys and values from a LinkedHashMap object?
... should not guarantee ordering !
Set is an interface with HashSet,TreeSet etc beings its implementations. The HashSet implementation of Set interface does not guarantees ordering. But TreeSet does. Also LinkedHashSet does.
Therefore it depends on how Set has been implemented in LinkedHashMap to kn...