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Make xargs handle filenames that contain spaces
... xargs utility reads space, tab, newline and end-of-file delimited strings from the standard input and executes utility with the strings as arguments.
You want to avoid using space as a delimiter. This can be done by changing the delimiter for xargs. According to the manual:
-0 Change xargs...
How to exit from Python without traceback?
I would like to know how to I exit from Python without having an traceback dump on the output.
10 Answers
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Running bash script from within python
...cify the full path to it e.g., if it is in the current working directory:
from subprocess import call
rc = call("./sleep.sh")
If the script has no shebang then you need to specify shell=True:
rc = call("./sleep.sh", shell=True)
If the script has no executable permissions and you can't change ...
Difference between CR LF, LF and CR line break types?
...ut which bytes are stored in a file. CR is a bytecode for carriage return (from the days of typewriters) and LF similarly, for line feed. It just refers to the bytes that are placed as end-of-line markers.
Way more information, as always, on wikipedia.
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How to modify a text file?
... Python thing. It is the same in all languages.
What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the file may be too large for that. Once the te...
BLE UUID是对的但连接闪退：java.lang.IllegalArgumentException: UUID str...
...ntor.ble.BluetoothLEint$BLEReadOperation.run(BluetoothLEint.java:325)
at android.os.Handler.handleCallback(Handler.java:958)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loopOnce(Looper.java:224)
at android.os.Looper.loop(Looper.java:318)
at android.app.Activ...
How do you remove the root CA certificate that fiddler installs
...
Are you sure you don't need to first deselect the "Decrypt HTTPS traffic", then choose "Remove Interception Certificates"?
– bozzle
Apr 18 '17 at 0:51
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In-place edits with sed on OS X
I'd like edit a file with sed on OS X. I'm using the following command:
6 Answers
6
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How do I get the current username in Windows PowerShell?
...g the PowerShell instance)
$(Get-WMIObject -class Win32_ComputerSystem | select username).username -- @TwonOfAn on this other forum
Comparison
@Kevin Panko's comment on @Mark Seemann's answer deals with choosing one of the categories over the other:
[The Windows access token approach] is ...
Python concatenate text files
...en('path/to/output/file', 'w') as outfile:
for line in itertools.chain.from_iterable(itertools.imap(open, filnames)):
outfile.write(line)
Sadly, this last method leaves a few open file descriptors, which the GC should take care of anyway. I just thought it was interesting
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