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How to call an external command?
...l command (as if I'd typed it at the Unix shell or Windows command prompt) from within a Python script?
62 Answers
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Difference between subprocess.Popen and os.system
... @JacobMarble so suppose I am calling a selenium scraping script from another python script, which of these would allow me to complete the scraping script and then and only then execute the next line of code? As in, my scraping should complete before the execution can continue.
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How do I read text from the (windows) clipboard from python?
...r: from Tkinter import Tk [\nl] r = Tk() [\nl] result = r.selection_get(selection = "CLIPBOARD") [\nl] r.destroy()
– mgkrebbs
Jan 8 '14 at 0:42
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Automatically creating directories with file output [duplicate]
...etween the os.path.exists and the os.makedirs calls, so that to protect us from race conditions.
In Python 3.2+, there is a more elegant way that avoids the race condition above:
import os
filename = "/foo/bar/baz.txt"
os.makedirs(os.path.dirname(filename), exist_ok=True)
with open(filename, "w...
os.path.dirname(__file__) returns empty
...o the name of the current file, so you can use a verbatim copy of the code from this answer.
– Sven Marnach
Oct 23 '18 at 10:01
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Reading a file line by line in Go
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From the docs: "ReadLine is a low-level line-reading primitive. Most callers should use ReadBytes('\n') or ReadString('\n') instead or use a Scanner."
– mdwhatcott
Mar 18 '14 at 23:20
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How to perform file system scanning
...thod parameter is n an int. If n <= 0, Readdir returns all the FileInfo from the directory in a single slice.
– peterSO
Jul 10 '13 at 0:12
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Detect iPad users using jQuery?
... isiPhone and isiPad to be true for users visiting your site on their iPad from the Facebook app.
The conventional wisdom is that iOS devices have a user agent for Safari and a user agent for the UIWebView. This assumption is incorrect as iOS apps can and do customize their user agent. The main off...
Truncating long strings with CSS: feasible yet?
...ion. It does come with the downside however of not allowing the text to be selected in Firefox. Check out his guest post on Matt Snider's blog for the full details on how this works.
Note this technique also prevents updating the content of the node in JavaScript using the innerHTML property in Fir...
Oracle TNS names not showing when adding new connection to SQL Developer
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Restart SQL Developer
Now in SQL Developer right click on Connections and select New Connection.... Select TNS as connection type in the drop down box. Your entries from tnsnames.ora should now display here.
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