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What is the difference between the GNU Makefile variable assignments =, ?=, := and +=?

...iving a value like *.c does not entail any expansion. It is only when this string is used by a command that it will maybe trigger some globbing. Similarly, a value like $(wildcard *.c) or $(shell ls *.c) does not entail any expansion and is completely evaluated at definition time even if we used := ...
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annotation to make a private method public only for test classes [duplicate]

...uts extra burden on the programmer to remember if refactoring is done, the strings aren't automatically changed, but I think it's the cleanest approach. share | improve this answer | ...
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How to hide reference counts in VS2013?

...f I wanted to know what references the member -- I too like not having any extra information crammed into my code, like extra white-space. In short, uncheck Codelens... share | improve this answer ...
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Assign width to half available screen width declaratively

...k with the layout_width of the component, it skips directly to sharing the extra width according to weights. – njzk2 Nov 28 '14 at 20:54 ...
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Check if object is file-like in Python

... common meanings are "has read(size)", "has read()", or "is an iterable of strings", but some old libraries may expect readline instead of one of those, some libraries like to close() files you give them, some will expect that if fileno is present then other functionality is available, etc. And simi...
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Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?

... BUILDING Again on Nathan and JB's Answer: How To Launch App From url w/o Extra Click If you prefer a solution that does not include the interim step of clicking a link, the following can be used. With this javascript, I was able to return a Httpresponse object from Django/Python that successfull...
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difference between width auto and width 100 percent

...rders. width: 100%; will make the element as wide as the parent container. Extra spacing will be added to the element's size without regards to the parent. This typically causes problems. share | ...
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SQL selecting rows by most recent date

... you would get an extra row returned. Which is the desired result based on his requirements. – Carlton Jenke Oct 9 '08 at 21:18 ...
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unobtrusive validation not working with dynamic content

...ally and then call jQuery.validator.unobtrusive.parse(form); (with the extra bits mentioned) and are then going to submit that form using ajax remember to call $(form).valid() which returns true or false (and runs the actual validation) before you submit your form. ...
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Disable mouse scroll wheel zoom on embedded Google Maps

... Why not just use an image then? you're loading a lot of extra assets just to disable it all. – deweydb Jun 11 '14 at 4:40 2 ...