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Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
...n PowerShell, or just stick with Cygwin /Perl scripts/Unix shell scripts, etc.
18 Answers
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How to use permission_required decorators on django class-based views
... you put the Mixin first in the inheritance list (so the Method Resolution Order picks the Right Thing).
The reason you're getting a TypeError is explained in the docs:
Note:
method_decorator passes *args and **kwargs as parameters to the decorated method on the class. If your method does not...
Python data structure sort list alphabetically
...ntrigue', 'Sedge', 'Stem', 'Whim']
You can also sort the list in reverse order by doing this:
In [12]: sorted(lst, reverse=True)
Out[12]: ['constitute', 'Whim', 'Stem', 'Sedge', 'Intrigue', 'Eflux']
In [13]: sorted(lst, key=str.lower, reverse=True)
Out[13]: ['Whim', 'Stem', 'Sedge', 'Intrigue', ...
how do you push only some of your local git commits?
...r example.
If the commits you want to push are non-consecutive, simply re-order them with a git rebase -i before the specific push.
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...how to map in web.xml?
@WebServlet works only on Servlet 3.0 or newer
In order to use @WebServlet, you only need to make sure that your web.xml file, if any (it's optional since Servlet 3.0), is declared conform Servlet 3.0+ version and thus not conform e.g. 2.5 version or lower. Below is a Servle...
Alter Table Add Column Syntax
... column to the beginning of the table (as this is easier than altering the order). Also, if there is data in the Employees table, it has to do insert select * so it can calculate the EmployeeID.
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git-upload-pack: command not found, when cloning remote Git repo
...r cloning, which eliminates the need for --upload-pack on subsequent pull/fetch requests. Similarly, setting receive-pack eliminates the need for --receive-pack on push requests.
git config remote.origin.uploadpack /path/to/git-upload-pack
git config remote.origin.receivepack /path/to/git-receive-...
JavaScript hashmap equivalent
... three major ways to keep a collection of objects addressable by a key:
Unordered. In this case to retrieve an object by its key we have to go over all keys stopping when we find it. On average it will take n/2 comparisons.
Ordered.
Example #1: a sorted array — doing a binary search we will find...
Read lines from a file into a Bash array [duplicate]
... just newlines/CR
$ IFS=$'\r\n' GLOBIGNORE='*' command eval 'XYZ=($(cat /etc/passwd))'
$ echo "${XYZ[5]}"
sync:x:5:0:sync:/sbin:/bin/sync
Also note that you may be setting the array just fine but reading it wrong - be sure to use both double-quotes "" and braces {} as in the example above
Edi...
How does HTTP file upload work?
... 80 immediately hands off the task of serving to another thread/process in order that it can return to listening for another connection; even if two incoming connections arrive at exactly the same moment, they'll just sit in the network buffer until the daemon is ready to read them.
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