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How to pass command line argument to gnuplot?

I want to use gnuplot to draw figure from data file, say foo.data . Currently, I hardcoded the data file name in the command file, say foo.plt , and run command gnuplot foo.plg to plot data. However, I want to pass the data file name as a command argument, e.g. running command gnuplot foo.plg f...
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Android LinearLayout : Add border with shadow around a LinearLayout

.... but i had the same requirement. i solved like this 1.First create a xml file (example: border_shadow.xml) in "drawable" folder and copy the below code into it. <?xml version="1.0" encoding="utf-8"?> <layer-list xmlns:android="http://schemas.android.com/apk/res/android" android:sha...
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Check if an apt-get package is installed and then install it if it's not on Linux

...installed and then removed - in that case it's Status: deinstall ok config-files or similar, so it's "ok" - so to me, this is not a safe test. dpkg-query -l doesnt seem to return a useful result in this case either. – keen Sep 23 '16 at 19:49 ...
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How can I do a line break (line continuation) in Python?

...cit continuation, so backslashes are acceptable: with open('/path/to/some/file/you/want/to/read') as file_1, \ open('/path/to/some/file/being/written', 'w') as file_2: file_2.write(file_1.read()) Another such case is with assert statements. Make sure to indent the continued l...
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In Python, how do I indicate I'm overriding a method?

... '__main__.A'> full stack Traceback (most recent call last): … File "C:/Users/user1/project.py", line 135, in <module> class B(A): File "C:/Users/user1/project.py", line 136, in B @overrides(A) File "C:/Users/user1/project.py", line 110, in confirm_override interfac...
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Check if a folder exist in a directory and create them using C#

...t of path is invalid. The path parameter specifies a directory path, not a file path. If the directory already exists, this method does nothing. (This also means that all directories along the path are created if needed: CreateDirectory(@"C:\a\b\c\d") suffices, even if C:\a does not exist yet.) ...
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Remove autolayout (constraints) in Interface Builder

... Found the answer here Go to the File inspector in interface builder, and untick "Use Auto Layout". share | improve this answer | f...
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android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi

...eate splash screens for the above screen sizes as 9-patch. Give names your files with .9.png suffixes Add the lines below into your config.xml file Add the splash screen plugin if it's needed. Run your project. That's it! Cordova specific code To be added lines into the config.xml for 9-patch ...
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What is the quickest way to HTTP GET in Python?

...ance of AWS Linux (the same OS variant lambdas run under), then copy those files instead so you'll have binary compatibility with AWS Linux. The only libraries you won't always be able to use in Lambda are those with binary distributions only, which are thankfully pretty rare. –...
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How do I verify/check/test/validate my SSH passphrase?

...x, you might also want to check the context of the home directory and .ssh files! I was lucky enough to be able to use this simple fix: # restorecon -R -v /home/user To check if this is the problem (though the preceding command shouldn't cause any issues), you can use $ ls -lZR <home_dir> to e...