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How can I return to a parent activity correctly?

...ng startActivityForResult() and override onActivtyResult() in Activity A. Now in Activity B just call finish() on button Up. So now you directed to Activity A's onActivityResult() without creating of Activity A again.. shar...
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What does “&” at the end of a linux command mean?

... I don’t know for sure but I’m reading a book right now and what I am getting is that a program need to handle its signal ( as when I press CTRL-C). Now a program can use SIG_IGN to ignore all signals or SIG_DFL to restore the defaul...
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Embedding JavaScript engine into .NET [closed]

...ventually decided to give control to the community. Consequently there is now a new release that includes many bug fixes. Unfortunately JavaScript callbacks from .Net are not yet supported. – Oliver Bock Feb 9 '12 at 23:43 ...
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Intent - if activity is running, bring it to front, else start a new one (from notification)

... altogether, I suggest you post that as it's own question, I don't really know the answer unfortunately. – Franco Feb 5 at 1:30  |  show 2 mor...
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Pointer to class data member “::*”

... Here's a real-world example I am working on right now, from signal processing / control systems: Suppose you have some structure that represents the data you are collecting: struct Sample { time_t time; double value1; double value2; double value3; }; Now ...
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Compiling Java 7 code via Maven

...ead of CurrentJDK). Not an elegant fix but I just hardcoded the export and now it works (PS: maven on OSX is at /usr/share/maven/bin/mvn) – Raekye Aug 4 '13 at 6:55 6 ...
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How to delete or add column in SQLITE?

... 170 1 foo bar 25 171 Now you want to remove the column height from this table. Create another table called new_person sqlite> CREATE TABLE new_person( ...> id INTEGER PRIMARY KEY, ...> first_name TEXT, ...> last_name ...
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Choosing a Java Web Framework now? [closed]

...ng for. I can't really talk about (recent versions) of Flex and GWT but I know that Grails does have some fans. Actually, I'd suggest to take a look at Matt Raible's presentations, he really did a great job at comparing web frameworks, showing their strengths and weakness, gathering facts and numb...
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javascript: recursive anonymous function?

... (function foo() { foo(); })(); is a stack-blowing recursive function. Now, that said, you probably don't may not want to do this in general because there are some weird problems with various implementations of Javascript. (note — that's a fairly old comment; some/many/all of the problems desc...
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Java: Date from unix timestamp

...ent the specified number of milliseconds since the standard base time known as "the epoch", namely January 1, 1970, 00:00:00 GMT. share | improve this answer | follo...