大约有 43,000 项符合查询结果（耗时：0.0258秒） [XML]
How to set or change the default Java (JDK) version on OS X?
... @MattO'Brien it’s something which depends on the shell you’re using, and the configuration you have in place, so I can’t give a complete solution for that…
– markhellewell
Nov 14 '14 at 2:25
...
How do I abort the execution of a Python script? [duplicate]
...exit with zero.
import sys
sys.exit("aa! errors!")
Prints "aa! errors!" and exits with a status code of 1.
There is also an _exit() function in the os module. The sys.exit() function raises a SystemExit exception to exit the program, so try statements and cleanup code can execute. The os._exit...
What is the correct way to start a mongod service on linux / OS X?
I've installed mongodb and have been able to run it, work with it, do simple DB read / write type stuff. Now I'm trying to set up my Mac to run mongod as a service.
...
Bash command to sum a column of numbers [duplicate]
I want a bash command that I can pipe into that will sum a column of numbers. I just want a quick one liner that will do something essentially like this:
...
What is a C++ delegate?
...). I have yet to see an implementation which does not use wild reinterpret_casts, Nested class "prototypes" which hopefully produce function pointers of the same size as the one passed in by the user, compiler tricks like first forward declare, then typedef then declare again, this time inheriting f...
Quick and easy file dialog in Python?
I have a simple script which parses a file and loads it's contents to a database. I don't need a UI, but right now I'm prompting the user for the file to parse using raw_input which is most unfriendly, especially because the user can't copy/paste the path. I would like a quick and easy way to pre...
Getting the path of the home directory in C#?
...Reading environment variables is actually very portable to do (across Unix and Windows), so I'm not sure why the poster wanted to not do it.
Edited to add: For crossplatform (Windows/Unix) C#, I'd read $HOME on Unix and OSX and %HOMEDRIVE%%HOMEPATH% on Windows.
...
How do I access the host machine from the guest machine? [closed]
...
On the XP machine, find your IP address by going to the command prompt and typing ipconfig. Try replacing the last number with 1 or 2. For example, if your IP address is 192.168.78.128, use http://192.168.78.1:3000.
...
How to set Python's default version to 3.x on OS X?
I'm running Mountain Lion and the basic default Python version is 2.7. I downloaded Python 3.3 and want to set it as default.
...
Hidden Features of JavaScript? [closed]
...amic typing may continue to use == for situations where we know we want to cast, as in 0 == '' or 0 == '0'.
– thomasrutter
Apr 1 '09 at 5:15
20
...