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Removing packages installed with go get
...tandard library archive files!
A complete example, which you could base a script on if you like:
$ go get -u github.com/motemen/gore
$ which gore
/Users/ches/src/go/bin/gore
$ go clean -i -n github.com/motemen/gore...
cd /Users/ches/src/go/src/github.com/motemen/gore
rm -f gore gore.exe gore.tes...
Iterating over each line of ls -l output
...
What is the $1 doing here? I need to use this in a script I'm writing that accepts arguments. The $1 is throwing things off. What can I put there instead of $1 to get the same effect? I'd like to use the second solution.
– noob-in-need
A...
What does the Visual Studio “Any CPU” target mean?
...alets prefix in your comment similar to how I have here so that he gets an alert about your answer.
– AnthonyWJones
May 25 '10 at 15:02
4
...
How to print an exception in Python?
...eback.print_exc()
Output:
Traceback (most recent call last):
File "C:\scripts\divide_by_zero.py", line 4, in <module>
1/0
ZeroDivisionError: division by zero
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Getting the count of unique values in a column in bash
...
The GNU site suggests this nice awk script, which prints both the words and their frequency.
Possible changes:
You can pipe through sort -nr (and reverse word and freq[word]) to see the result in descending order.
If you want a specific column, you can omit...
Measuring elapsed time with the Time module
... that want better formatting,
import time
start_time = time.time()
# your script
elapsed_time = time.time() - start_time
time.strftime("%H:%M:%S", time.gmtime(elapsed_time))
will print out, for 2 seconds:
'00:00:02'
and for 7 minutes one second:
'00:07:01'
note that the minimum time unit wi...
Python: What OS am I running on?
...her one. But if you don't use "sys" yet, using "_platform" might be more descriptive and less likely to collide with another meaning.
– sanderd17
Dec 21 '16 at 9:01
add a comm...
Why is debugging better in an IDE? [closed]
...eoretical changes before making them.
Examine memory contents in real-time
Alert you when certain exceptions are thrown, even if they are handled by the application.
Conditional breakpointing; stopping the application only in exceptional circumstances to allow you to analyse the stack and variables....
Django: Get an object form the DB, or 'None' if nothing matches
... @emispowder, what if I don't want to return None, I want to return an alert message like "no matching data" displaying on the SAME page?
– Héléna
Nov 4 '15 at 5:41
add ...
Getting realtime output using subprocess
I am trying to write a wrapper script for a command line program (svnadmin verify) that will display a nice progress indicator for the operation. This requires me to be able to see each line of output from the wrapped program as soon as it is output.
...