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PHP - concatenate or directly insert variables in string
...tuations when you want to embed object properties, multidimentional arrays etc.
That is, generally when reading embedded vars, you cannot be instantly 100% sure of the final behavior of what you are reading.
You frequently need add crutches such as {} and \, which IMO adds confusion and makes concat...
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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Best way to create an empty object in JSON with PHP?
...
Well, json_encode() simply returns a string from a PHP array/object/etc. You can achieve the same effect much more efficiently by doing:
$json = '{}';
There's really no point in using a function to accomplish this.
UPDATE
As per your comment updates, you could try:
$test = json_encode(ar...
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...