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Undoing a 'git push'
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The accepted solution (from @charles bailey) is highly dangerous if you are working in a shared repo.
As a best practice, all commits pushed to a remote repo that is shared should be considered 'immutable'.
Use 'git revert' instead:
http://www.k...
How to Batch Rename Files in a macOS Terminal?
...o perform a dry run. Remove it to perform actual renaming.
You can run it from the command line or use it in a script.
"${f/_*_/_}" is an application of bash parameter expansion: the (first) substring matching pattern _*_ is replaced with literal _, effectively cutting the middle token from the n...
What is the use of join() in Python threading?
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Straight from the docs
join([timeout])
Wait until the thread terminates. This blocks the calling thread until the thread whose join() method is called terminates – either normally or through an unhandled exception – or until...
PHP cURL custom headers
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions t...
How to get the current date and time
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From Date doc: As of JDK 1.1, the Calendar class should be used to convert between dates and time fields and the DateFormat class should be used to format and parse date strings.
– Paolo M
...
Easiest way to detect Internet connection on iOS?
...hers, however, I don't feel the simple case is well explained here. Coming from an Android and BlackBerry background, making requests through HTTPUrlConnection instantly fail if there is no connection available. This seems like completely sane behavior, and I was surprised to find NSURLConnection...
Get GPS location from the web browser
...e based web-site, there I have integrated Google Maps, I need to fill the 'From' field of Google Maps dynamically.
6 Answer...
How can I filter a date of a DateTimeField in Django?
... docs.python.org/library/datetime.html#datetime-objects using datetime() from datetime module hrs,mins,secs is optional. the second is from a working project with vars replaced, you can look in the docs it's correct
– zalew
Aug 23 '09 at 4:19
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How to generate a core dump in Linux on a segmentation fault?
...ault is that the limit is not set and/or set to 0, which prevents the core from being dumped. By setting a limit of unlimited, we guarantee that core dumps can always be generated.
– Eli Courtwright
Aug 9 '11 at 12:30
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What does “SyntaxError: Missing parentheses in call to 'print'” mean in Python?
...n 2 tutorial while running Python 3.
In Python 3, printing values changed from being a distinct statement to being an ordinary function call, so it now needs parentheses:
>>> print("Hello, World!")
Hello, World!
In earlier versions of Python 3, the interpreter just reports a generic syn...