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What is an API key? [closed]
I see this word in almost every cross service application these days.
6 Answers
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Mvn install or Mvn package
... I modified any java files then do I need to do Run as -> Mvn install or Mvn package ?
8 Answers
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Android activity life cycle - what are all these methods for?
... the activity is first created. This is where you should do
all of your normal static set up: create views, bind data to lists,
etc. This method also provides you with a Bundle containing the
activity's previously frozen state, if there was one. Always followed
by onStart().
onRestart():
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Media Queries: How to target desktop, tablet, and mobile?
...ese are the best breakpoints:
@media (min-width:320px) { /* smartphones, portrait iPhone, portrait 480x320 phones (Android) */ }
@media (min-width:480px) { /* smartphones, Android phones, landscape iPhone */ }
@media (min-width:600px) { /* portrait tablets, portrait iPad, e-readers (Nook/Kindle),...
What's the difference between @Component, @Repository & @Service annotations in Spring?
Can @Component , @Repository and @Service annotations be used interchangeably in Spring or do they provide any particular functionality besides acting as a notation device?
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Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
...many users on my web site (20000-60000 per day), which is a download site for mobile files. I have remote access to my server (windows server 2008-R2). I've received "Server is unavailable" errors before, but am now seeing a connection timeout error.
I'm not familiar with this - why does ...
How do you format an unsigned long long int using printf?
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Use the ll (el-el) long-long modifier with the u (unsigned) conversion. (Works in windows, GNU).
printf("%llu", 285212672);
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How to create a directory and give permission in single command
How to create a directory and give permission in single command in Linux?
8 Answers
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Error: free(): invalid next size (fast):
What is this strange error I'm getting? I'm compiling C++ using g++ on Ubuntu 10.10. It pops up randomly when I run the executable (maybe 2 times in 8 hours, with 10 compiles an hour). However, if I make clean and recompile it goes away most of the time.
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Why C# implements methods as non-virtual by default?
...va, why does C# treat methods as non-virtual functions by default? Is it more likely to be a performance issue rather than other possible outcomes?
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