大约有 40,000 项符合查询结果(耗时:0.0473秒) [XML]

https://stackoverflow.com/ques... 

How to set environment variables in Python?

I need to set some environment variables in the Python script and I want all the other scripts that are called from Python to see the environment variables' set. ...
https://stackoverflow.com/ques... 

Read a file one line at a time in node.js?

...fDelay: Infinity }); // Note: we use the crlfDelay option to recognize all instances of CR LF // ('\r\n') in input.txt as a single line break. for await (const line of rl) { // Each line in input.txt will be successively available here as `line`. console.log(`Line from file: ${line}...
https://stackoverflow.com/ques... 

Can two applications listen to the same port?

...cation listening on a single port" that's the reason why ports exist -- to allow multiple applications to share the network without conflicts. – S.Lott Nov 7 '09 at 19:41 48 ...
https://stackoverflow.com/ques... 

Selenium: FirefoxProfile exception Can't load the profile

... Update: Selenium team fixed in latest version. For almost all environments the fix is: pip install -U selenium Unclear at which version it was fixed (apparently r13122), but certainly by 2.26.0 (current at time of update) it is fixed. This error means that _wait_until_conn...
https://stackoverflow.com/ques... 

How can I setup & run PhantomJS on Ubuntu?

... to add one additional symlink to /usr/bin/, and I did direct symlinks for all 3 - see below. I'm installing on Ubuntu server Natty Narwhal. This is exactly what I did. cd /usr/local/share sudo wget https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-1.9.7-linux-x86_64.tar.bz2 sudo tar xjf ...
https://stackoverflow.com/ques... 

How to get the currently logged in user's user id in Django?

...rs = [{user.id: user.get_name()} for user in logged_in_users] # Query all logged in staff users based on id list all_staff_users = CustomUser.objects.filter(is_resident=False, is_active=True, is_superuser=False) logged_out_users = list() # for some reason exclude() would not work co...
https://stackoverflow.com/ques... 

How to programmatically clear application data

...st). In order to do so, I need to clear the app data. This can be done manually in Settings/Applications/Manage Applications/[My App]/Clear data ...
https://stackoverflow.com/ques... 

What is the fastest integer division supporting division by zero no matter what the result is?

...x, int y) { y += y == 0; return x/y; } The compiler basically recognizes that it can use a condition flag of the test in the addition. As per request the assembly: .globl f .type f, @function f: pushl %ebp xorl %eax, %eax movl %esp, %ebp movl 12(%...
https://stackoverflow.com/ques... 

How can I profile Python code line-by-line?

... can anyone show how to actually use this library? The readme teaches how to install, and answers various FAQs, but doesn't mention how to use it after a pip install.. – cryanbhu Jul 25 '18 at 3:28 ...
https://stackoverflow.com/ques... 

How to read and write INI file with Python3?

... The standard ConfigParser normally requires access via config['section_name']['key'], which is no fun. A little modification can deliver attribute access: class AttrDict(dict): def __init__(self, *args, **kwargs): super(AttrDict, self).__init...