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PHP script - detect whether running under linux or Windows?
I have a PHP script that may be placed on a windows system or a linux system. I need to run different commands in either case.
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How do I specify different layouts for portrait and landscape orientations?
I've seen references to being able to specify two separate layout xml files for an activity, one for Portrait and one for Landscape. I've not been to find any information on how to do that though. How do I specify for each activity which xml file is it's portrait layout and which is the Landscape ...
Mac zip compress without __MACOSX folder?
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This works for files inside directories, instead of zipping a complete folder.
– Michael Trouw
Apr 15 '16 at 9:10
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Rollback to an old Git commit in a public repo
How can I go about rolling back to a specific commit in git ?
11 Answers
11
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use Winmerge inside of Git to file diff
...e file at a time.
Update June 2012 (2-and-a-half years later):
Comparing directories instead of file-by-file will be available soon:
See [ANNOUNCE] Git 1.7.11.rc1:
"git difftool" learned the "--dir-diff" option to spawn external diff tools that can compare two directory hierarchies at a time a...
Check number of arguments passed to a Bash script
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81
It might be a good idea to use arithmetic expressions if you're dealing with numbers.
if (( $# ...
Symbolic link to a hook in git
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I don't understand why I need to go up two directories to link a resource that lives in the folder I've cd'd into. Shouldn't it just be ln -s ./hooks/ ?
– Droogans
Aug 4 '13 at 19:13
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Permanently adding a file path to sys.path in Python
... environment variable, which is like the system PATH variable but contains directories that will be added to sys.path. See the documentation.
Note that no matter what you do, sys.path contains directories not files. You can't "add a file to sys.path". You always add its directory and then you ca...
“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
I wrote application for linux which uses Qt5.
17 Answers
17
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Looping over a list in Python
... of the number elements in List1.
list1 = [12, 15, 22, 54, 21, 68, 9, 73, 81, 34, 45]
list2 = []
for i in range(1, len(list1)):
change = list1[i] - list1[i-1]
list2.append(change)
Note that while len(list1) is 11 (elements), len(list2) will only be 10 elements because we are starting our for ...