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Can a shell script set environment variables of the calling shell? [duplicate]
...t is "setit" then do:
ln -s setit setit-sh
and
ln -s setit setit-csh
Now either directly or in an alias, you do this from sh
eval `setit-sh`
or this from csh
eval `setit-csh`
setit uses $0 to determine its output style.
This is reminescent of how people use to get the TERM environment v...
Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc)
As far as I know, there are three JSON Parsers for Objective-C, JSON Framework , YAJL , and Touch JSON . Then, These three would have their own characteristics.
For example:
YAJL can be used as a SAX style parser.
JSON Framework has relatively long history and is widely used.
Touch JSO...
ISO time (ISO 8601) in Python
...
Local to ISO 8601:
import datetime
datetime.datetime.now().isoformat()
>>> 2020-03-20T14:28:23.382748
UTC to ISO 8601:
import datetime
datetime.datetime.utcnow().isoformat()
>>> 2020-03-20T01:30:08.180856
Local to ISO 8601 without microsecond:
import d...
Cancel split window in Vim
I have split my windows horizontally. Now how can I return to normal mode, i.e. no split window just one window without cancelling all of my open windows. I have 5 and do not want to "quit", just want to get out of split window.
...
How do I install the yaml package for Python?
...Note that PySyck docs recommend using PyYaml, since syck is out of date). Now you know a specific package name, you can install it:
$ pip install pyyaml
If you want to install python yaml system-wide in linux, you can also use a package manager, like aptitude or yum:
$ sudo apt-get install pyth...
How to create a remote Git repository from a local one?
...ote add origin URL), and then locally you just say git push origin master. Now any other repository can pull from the remote repository.
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ArrayIndexOutOfBoundsException when using the ArrayList's iterator
Right now, I have a program containing a piece of code that looks like this:
8 Answers
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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
...is will throw a NullReferenceException in the second line and you want to know why .NET doesn't tell you that it was s that was null when the exception was thrown.
To understand why you don't get that piece of information you should remember that it is not C# source that executes but rather IL:
I...
Git cherry pick vs rebase
...nt" could contain several dozens of commits on top of its original base.)
Now git rebase is told to rebase "experiment" onto the current tip of "master", and git rebase goes like this:
Runs git merge-base to see what's the last commit shared by both "experiment" and "master" (what's the point of ...
iPhone app in landscape mode, 2008 systems
Please note that this question is from 2008 and now is of only historic interest.
8 Answers
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