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How do I use brew installed Python as the default Python?
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@BenWest because python3, now you get python2 rather then python.
– georgexsh
Sep 14 '17 at 20:20
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Allowed characters in filename [closed]
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To be more precise about Mac OS X (now called MacOS) / in the Finder is interpreted to : in the Unix file system.
This was done for backward compatibility when Apple moved from Classic Mac OS.
It is legitimate to use a / in a file name in the Finder, looki...
Different between parseInt() and valueOf() in java?
... use this eyesore:
Integer k = Integer.valueOf(Integer.parseInt("123"))
Now, if what you want is the object and not the primitive, then using valueOf(String) may be more attractive than making a new object out of parseInt(String) because the former is consistently present across Integer, Long, Do...
How to get the process ID to kill a nohup process?
...standard output (file descriptor 1). It requires &1 so that the shell knows it's a file descriptor in that context instead of just a file named 1. The 2>&1 is needed to capture any error messages that normally are written to standard error into our my.log file (which is coming from standa...
Setting Django up to use MySQL
...f8
With this new method of connecting in Django 1.7, it is important to know the order connections are established:
1. OPTIONS.
2. NAME, USER, PASSWORD, HOST, PORT
3. MySQL option files.
In other words, if you set the name of the database in OPTIONS, this will take precedence over NAME, whic...
Android notification is not showing
... this function after 4.1 was available. Your answer is misleading, because now you suggest it has been available since 2.3.
– slinden77
May 1 '13 at 20:45
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Interactive search/replace regex in Vim?
I know the regex for doing a global replace,
7 Answers
7
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Best way to assert for numpy.array equality?
...iable.
update
A few versions ago numpy obtained assert_allclose which is now my favorite since it allows us to specify both absolute and relative error and doesn't require decimal rounding as the closeness criterion.
share...
PostgreSQL error: Fatal: role “username” does not exist
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I'm getting "insufficient privileges", but now I get ERROR: roll "username" already exists.
– Wylliam Judd
Aug 17 '16 at 22:50
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In Clojure how can I convert a String to a number?
... "\\d+") str) (read-string str)))
I think I prefer the last solution.
And now, to your specific question. To parse something that starts with an integer, like 29px:
(read-string (second (re-matches (re-pattern "(\\d+).*") "29px"))) ; => 29
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