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Exported service does not require permission: what does it mean?

... add exported=false to your activity's manifest statement. If you want to allow other applications to use it (explicitly through its class name or, better, by using an intent with a data type or action) then you have two choices : restrict those applications by using a permission allow all appli...
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:after and :before pseudo-element selectors in Sass [duplicate]

... Does it apply to all pseudo class and element? – Bharathkumar V Feb 13 '18 at 11:02 add a comment  ...
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“while :” vs. “while true” [duplicate]

...es nothing, but returns 0 (success). Thus, it's shorter (and faster) than calling an actual command to do the same thing. share | improve this answer | follow ...
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Move (or “Undo”) last git commit to unstaged area [duplicate]

...o be committed) git reset --soft HEAD^ --soft (…) This leaves all your changed files "Changes to be committed", as git status would put it. share | improve this answer | ...
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Why are my balls disappearing? [closed]

Pardon the funny title. I've created a little graphic demo of 200 balls bouncing and colliding, both against the walls and each other. You can see what I have currently here: http://www.exeneva.com/html5/multipleBallsBouncingAndColliding/ ...
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Cannot use Server.MapPath

... First of all your project needs to reference System.Web.dll and it will work – ihebiheb Jul 12 '16 at 14:38 ...
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Subtract days from a DateTime

... That error usually occurs when you try to subtract an interval from DateTime.MinValue or you want to add something to DateTime.MaxValue (or you try to instantiate a date outside this min-max interval). Are you sure you're not assigning Min...
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Negative list index? [duplicate]

... True although not all languages are able to follow this design. In C, n[-1] literally means the element prior to n[0] and is fine if n points into an array - even if it's more normally a bug. [dlang.org/d-array-article.html](Slicing in D) is a...
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What is the difference between pylab and pyplot? [duplicate]

...lotlib is the whole package; pylab is a module in matplotlib that gets installed alongside matplotlib; and matplotlib.pyplot is a module in matplotlib. Pyplot provides the state-machine interface to the underlying plotting library in matplotlib. This means that figures and axes are implicitly and au...
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python .replace() regex [duplicate]

...waway script - both the regex approach and the string search approach have all sorts of inputs they'll fail on. For anything in production, I would want to be doing some sort of more sophisticated parsing than either regex or simple string search can accomplish. – Julian ...