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Test if a variable is a list or tuple
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Go ahead and use isinstance if you need it. It is somewhat evil, as it excludes custom sequences, iterators, and other things that you might actually need. However, sometimes you need to behave differently if someone, for instance, passes a string. My preference...
Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
...e Google App Engine Web Application Project on Eclipse Kepler on Mac OS X with java version "1.7.0_45"
2 Answers
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Execution time of C program
...t which is declared in <time.h>. To get the CPU time used by a task within a C application, use:
clock_t begin = clock();
/* here, do your time-consuming job */
clock_t end = clock();
double time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
Note that this returns the time as a floating...
Rename multiple files by replacing a particular pattern in the filenames using a shell script [dupli
I need to write a shell script for this. Can someone suggest how to begin?
8 Answers
8...
PowerShell script to return versions of .NET Framework on a machine?
...gher -- I can't explain that), and fail to return anything for 4.0 ...
EDIT: For .Net 4.5 and up, this changed slightly again, so there's now a nice MSDN article here explaining how to convert the Release value to a .Net version number, it's a total train wreck :-(
This looks right to me (note th...
How to detect if a script is being sourced
I have a script where I do not want it to call exit if it's being sourced.
17 Answers
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How to set versionName in APK filename using gradle?
... 13
targetSdkVersion 21
versionCode 14 // increment with every release
versionName '1.4.8' // change with every release
setProperty("archivesBaseName", "MyCompany-MyAppName-$versionName")
}
}
The above solution has been tested with the following Android G...
How to compile python script to binary executable
... tool's documentation:
PyInstaller analyzes myscript.py and:
Writes myscript.spec in the same folder as the script.
Creates a folder build in the same folder as the script if it does not exist.
Writes some log files and working files in the build folder.
Creates a folder dist in ...
Why do we always prefer using parameters in SQL statements?
I am very new to working with databases. Now I can write SELECT , UPDATE , DELETE , and INSERT commands. But I have seen many forums where we prefer to write:
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Is there a command to refresh environment variables from the command prompt in Windows?
...he command prompt. Is there a command I could execute that would do this without restarting CMD?
24 Answers
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