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argparse store false if unspecified
...t present.
The source for this behavior is succinct and clear: http://hg.python.org/cpython/file/2.7/Lib/argparse.py#l861
The argparse docs aren't clear on the subject, so I'll update them now: http://hg.python.org/cpython/rev/49677cc6d83a
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What is time_t ultimately a typedef to?
I searched my Linux box and saw this typedef:
10 Answers
10
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Is there an equivalent of 'which' on the Windows command line?
...) do @echo. %~$PATH:i
C:\WINDOWS\system32\cmd.exe
c:\> for %i in (python.exe) do @echo. %~$PATH:i
C:\Python25\python.exe
You don't need any extra tools and it's not limited to PATH since you can substitute any environment variable (in the path format, of course) that you wish to use....
How do I enable C++11 in gcc?
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Under Linux, you can find the location by running strace -f gcc your-sources-here 2>&1 | grep specs. On one (older) Debian system, this yields /usr/lib/gcc/i586-linux-gnu/4.9/specs. Created that specs as described in the ans...
How to enable cURL in PHP / XAMPP
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For Ubuntu (and probably all Debian-Based) Linux Distributions:
sudo apt-get install php5-curl
sudo /etc/init.d/apache2 restart
You might have seen PHP Fatal error: Call to undefined function curl_init() before.
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How to run .APK file on emulator [duplicate]
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Steps (These apply for Linux. For other OS, visit here) -
Copy the apk file to platform-tools in android-sdk linux folder.
Open Terminal and navigate to platform-tools folder in android-sdk.
Then Execute this command -
./adb install FileName...
How are everyday machines programmed?
... routers, etc. typically use a realtime OS like QNX, EMBOS, or sometimes RTlinux if you're lucky. Most of these are proprietary OS you license for lots of money, but they have C compilers, drivers to work with hardware, etc.
http://www.qnx.com/
http://www.segger.com/cms/embos.html
http://www.mic...
Representing and solving a maze given an image
...ple and standard, there should not be difficulties on implementing this in Python or whatever.
And here is the answer:
share
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Is there a way to automate the android sdk installation?
...o.
* If the env var REPO_OS_OVERRIDE is set to "windows",
"macosx", or "linux", packages will be downloaded for that OS.
so, to update the packages run
$ sdkmanager --update
to accept the licenses
$ yes | sdkmanager --licenses
OLD ANSWER
(Please note: The android command is deprecated!)
The cl...
TCP loopback connection vs Unix Domain Socket performance
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This answer is wrong, when tested loopback tcp on modern linux is as fast and sometimes faster than UDS. can provide benchmark if required
– easytiger
Jun 18 '14 at 13:11
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