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Git copy file preserving history [duplicate]
...n rename detection. So in case of a rename, "git diff" might show you that one file has been deleted and another one created, while "git diff -M" will actually detect the move and display the change accordingly (see "man git diff" for details).
So in git this is not a matter of how you commit your ...
Determine installed PowerShell version
.... While $PSVersionTable will show the true version. Hope it would help someone..
– vulcan raven
Oct 23 '12 at 4:27
16
...
Mixing Angular and ASP.NET MVC/Web api?
...e pretty hardcore with ASP.NET MVC but since I've met Angular I do not see one reason why I would use any server side content generation framework. Pure Angular/REST(WebApi) gives a richer and smoother result. It's much faster and allows you to build websites that come quite close to desktop applica...
How to remove items from a list while iterating?
...ically, it should perform the same with regards to space and time than the one-liners above.
temp = []
while somelist:
x = somelist.pop()
if not determine(x):
temp.append(x)
while temp:
somelist.append(templist.pop())
It also works in other languages that may not have the repl...
JavaScript: What are .extend and .prototype used for?
...end the prototypes of objects such as Date, Math, and even your own custom ones.
Date.prototype.lol = function() {
alert('hi');
};
( new Date ).lol() // alert message
In the snippet above, I define a method for all Date objects ( already existing ones and all new ones ).
extend is usually a h...
The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead [dupl
...on may not be bundled with future versions of PHP (indeed, as already mentioned, it has been removed from PHP v7). Instead, you should take this opportunity to migrate your application now, before it's too late.
Note also that this technique will suppress all E_DEPRECATED messages, not just those ...
Named placeholders in string formatting
...und, however, if you use the default syntax (${arg}) instead of the custom one above (%(arg)) then the regex will not compile, which is the desired effect.
– John Lehmann
Jun 30 '15 at 15:33
...
What does inverse_of do? What SQL does it generate?
...lt; ActiveRecord::Base
has_many :traps, :inverse_of => :dungeon
has_one :evil_wizard, :inverse_of => :dungeon
end
class Trap < ActiveRecord::Base
belongs_to :dungeon, :inverse_of => :traps
end
class EvilWizard < ActiveRecord::Base
belongs_to :dungeon, :inverse_of => :evil...
Signal handling with multiple threads in Linux
...e executed. Once it's executed, control will return, assuming you haven't done anything to alter the normal flow (exit etc).
– Alan
Jul 26 '12 at 23:54
...
How to get a variable name as a string in PHP?
...fined_vars() to find the name of a variable that has the same value as the one you're trying to find the name of. Obviously this will not always work, since different variables often have the same values, but it's the only way I can think of to do this.
Edit: get_defined_vars() doesn't seem to be w...