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What are the differences between Perl, Python, AWK and sed? [closed]
...on are fully fledged, general purpose programming languages. Perl has its roots in text processing and has a number of awk-like constructs (there is even an awk-to-perl script floating around on the net). There are many differences between Perl and Python, your best bet is probably to read the sum...
DESTDIR and PREFIX of make
...ersion installed already and not want to disturb it, or he may not even be root. So he uses
./configure --prefix=/usr
so the program will expect to be installed in /usr when it runs, then
make install DESTDIR=debian/tmp
to actually create the directory structure.
make install prefix=***
...
Listing only directories in UNIX
...command. And a link can be a file or a directory. Example : lrwxrwxrwx 1 root root 21 avril 15 17:38 cron -> /lib/init/upstart-job.
– c-toesca
Aug 23 '14 at 14:19
...
How do I install pip on macOS or OS X?
...rlier in PATH (e.g. when you change /etc/paths): it would install pip with root credentials for the wrong python
– acidjunk
Jan 7 '16 at 13:56
11
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What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...king links the only way you can do it is by running some JavaScript on the root document of your domain. Forever. It’s in no way temporary, you are stuck with it.
You really want to use pushState instead of hashbangs, because making your URLs ugly and possibly broken -- forever -- is a colossal ...
Converting Epoch time into the datetime
...-%m-%d %H:%M:%S", time.gmtime(1347517119))
'2012-09-12 23:18:39'
Also in MySQL, you can FROM_UNIXTIME like:
INSERT INTO tblname VALUES (FROM_UNIXTIME(1347517119))
For your 2nd question, it is probably because getbbb_class.end_time is a string. You can convert it to numeric like: float(getbbb_c...
.gitignore file, where should I put it in my xcode project?
...er, the best practice is to have one single .gitignore file on the project root directory, and place all files that you want to ignore in it, like this:
ignoredFile.whatever
ignoredDirectory/*
directory/ignoredFileInsideDirectory
.svn
Once you create the .gitignore file, the ignore files that hav...
How do you turn off version control in android studio?
... Android Studio 1.2.x
FILE -> SETTINGS -> VERSION CONTROL
Here the root is shown, Press (-) button to delete.
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How do I allow HTTPS for Apache on localhost?
...rackets in the path confuse the module, so we need to escape them)
DocumentRoot - set this to the folder for your web files
ServerName - the server's hostname
SSLCertificateFile "conf/blarg.cert"
SSLCertificateKeyFile "conf/blarg.key"
Restart Apache.
Try loading https://localhost/ in your browse...
How to remove all debug logging calls before building the release version of an Android app?
...not span over multiple lines.
(Execute these lines in a UNIX shell at the root of your project. If using Windows, get a UNIX layer or use equivalent Windows commands)
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