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What is string_view?
...hilosophy that I can think of is that such "referential view" classes have completely different ownership semantics from the rest of the standard library. Basically, everything else in the standard library is unconditionally safe and correct (if it compiles, it's correct). With reference classes lik...
How to sort an array of hashes in ruby
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Calculating width from percent to pixel then minus by pixel in LESS CSS
...escape the calc arguments in order to prevent them from being evaluated on compilation.
Using your example, you would simply surround the arguments, like this:
calc(~'100% - 10px')
Demo : http://jsfiddle.net/c5aq20b6/
I find that I use this in one of the following three ways:
Basic Escapin...
What is the Objective-C equivalent for “toString()”, for use with NSLog?
...and will provide useful debugging information! In that case you'll need to come up with your own unique method name.
– Nuthatch
Dec 7 '13 at 4:09
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What Are the Differences Between PSR-0 and PSR-4?
...ng that it's a bit confusing. The summary is that PSR-0 had some backwards compatibility features for PEAR-style classnames that PSR-4 dropped, as such it only supports namespaced code. On top of that PSR-4 does not force you to have the whole namespace as a directory structure, but only the part fo...
Install Application programmatically on Android
...new Intent(Intent.ACTION_VIEW)
.setData(Uri.parse("market://details?id=com.package.name"));
startActivity(goToMarket);
source
However, you cannot install .apks without user's explicit permission; not unless the device and your program is rooted.
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SQL Add foreign key to existing column
If I am using the following SQL command in SQL Server 2008 to update a table with a foreign key constraint:
6 Answers
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Is there any way to view the currently mapped keys in Vim?
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You can do that with the :map command. There are also other variants.
:nmap for normal mode mappings
:vmap for visual mode mappings
:imap for insert mode mappings
The above list is not complete. Typing :help map in Vim will give you more info.
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in entity framework code first, how to use KeyAttribute on multiple columns
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InvalidOperationException: Entity type 'XXX' has composite primary key defined with data annotations. To set composite primary key, use fluent API.
– Luca Ziegler
Nov 17 '19 at 18:07
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Python Mocking a function from an imported module
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Where did test_patch come from, what is it exactly?
– Mike G
Nov 16 '13 at 6:12
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