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Can someone explain the dollar sign in Javascript?
... underscores, but can also contain dollar signs. They are even allowed to start with a dollar sign, or consist only of a dollar sign and nothing else.
Thus, $ is a valid function or variable name in Javascript.
Why would you want a dollar sign in an identifier?
The syntax doesn't really enforce ...
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo
...hat i was developing.. i added another method in the activity class, and i started getting this error.. for me a clean + rebuild solved it..
– ashishsony
May 6 '16 at 15:34
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MySQL: Enable LOAD DATA LOCAL INFILE
...lient both have been
configured to permit it. For example, if mysqld was started with
--local-infile=0, LOCAL does not work. See Section 6.1.6, “Security Issues with LOAD DATA LOCAL”.
You should set the option:
local-infile=1
into your [mysql] entry of my.cnf file or call mysql client w...
android: move a view on touch move (ACTION_MOVE)
...t.getRawY() + dY)
.setDuration(0)
.start();
break;
default:
return false;
}
return true;
}
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System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
...hod is running. Once a OnCallBack method finishes, it (a OnCallBack ) restarts a timer.
5 Answers
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Which would be better for concurrent tasks on node.js? Fibers? Web-workers? or Threads?
...out that it lacked badly the ability to perform CPU-intensive tasks. So, I started googling and got these answers to solve the problem: Fibers, Webworkers and Threads (thread-a-gogo). Now which one to use is a confusion and one of them definitely needs to be used - afterall what's the purpose of hav...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
... eval "exec $LOCKFD>\"$LOCKFILE\""; trap _no_more_locking EXIT; }
# ON START
_prepare_locking
# PUBLIC
exlock_now() { _lock xn; } # obtain an exclusive lock immediately or fail
exlock() { _lock x; } # obtain an exclusive lock
shlock() { _lock s; } # obtain a sh...
Install Windows Service created in Visual Studio
...n Visual Studio 2010, I get the message stating to use InstallUtil and net start to run the service.
7 Answers
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What is the simplest way to convert a Java string from all caps (words separated by underscores) to
... In case of variable name, this is not valid because the name must start with lowercase.
– Seby
Jan 11 '16 at 8:28
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Crash logs generated by iPhone Simulator?
...t by date, so that your recent crash is the first sub-folder. Inside that, start by looking at stderr.log and system.log.
Also directly under CoreSimulator, see CoreSimulator.log and Simulator.log.
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