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What is the best way to do a substring in a batch file?

... 401 Well, for just getting the filename of your batch the easiest way would be to just use %~n0. @...
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In Python, what is the difference between “.append()” and “+= []”?

...ase the only difference is performance: append is twice as fast. Python 3.0 (r30:67507, Dec 3 2008, 20:14:27) [MSC v.1500 32 bit (Intel)] on win32 Type "help", "copyright", "credits" or "license" for more information. >>> import timeit >>> timeit.Timer('s.append("something")', 's...
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How to set current working directory to the directory of the script in bash?

... #!/bin/bash cd "$(dirname "$0")" share | improve this answer | follow | ...
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Decimal separator comma (',') with numberDecimal inputType in EditText

... 105 A workaround (until Google fix this bug) is to use an EditText with android:inputType="numberDe...
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Increasing the timeout value in a WCF service

...ng> <binding name="longTimeoutBinding" receiveTimeout="00:10:00" sendTimeout="00:10:00"> <security mode="None"/> </binding> </netTcpBinding> </bindings> <services> <service name="longTimeoutService" behaviorConf...
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Why do we need fibers

... 230 +100 Fibers a...
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Stack smashing detected

...ollowing snippet: #include <stdio.h> void func() { char array[10]; gets(array); } int main(int argc, char **argv) { func(); } The compiler, (in this case gcc) adds protection variables (called canaries) which have known values. An input string of size greater than 10 causes co...
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How to break nested loops in JavaScript? [duplicate]

...o break to a label, like so: function foo () { dance: for(var k = 0; k < 4; k++){ for(var m = 0; m < 4; m++){ if(m == 2){ break dance; } } } } share...
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How to atomically delete keys matching a pattern using Redis

... Starting with redis 2.6.0, you can run lua scripts, which execute atomically. I have never written one, but I think it would look something like this EVAL "return redis.call('del', unpack(redis.call('keys', ARGV[1])))" 0 prefix:[YOUR_PREFIX e.g del...
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Understanding scala enumerations

... 150 the Enumeration trait has a type member Value representing the individual elements of the enumer...