大约有 30,000 项符合查询结果（耗时：0.0474秒） [XML]
How can I find script's directory with Python? [duplicate]
...
You need to call os.path.realpath on __file__, so that when __file__ is a filename without the path you still get the dir path:
import os
print(os.path.dirname(os.path.realpath(__file__)))
...
Difference between two DateTimes C#?
...
@James my answer produces 24 exactly. The OP did not specify the value had to be a particular number format.
– JaredPar
May 10 '09 at 14:20
1
...
How to flatten nested objects with linq expression
...n
join companyPerson in CompanyPerson on person.Id equals companyPerson.PersonId into companyPersonGroups
from companyPerson in companyPersonGroups.DefaultIfEmpty()
select new
{
...
How to redirect output of an already running process [duplicate]
... will print the value of an expression, an expression can be a function to call, it can be a system call… So I execute a close() system call and pass file handle 1, then I execute a creat() system call to open a new file. The result of the creat() was 1 which means that it replaced the previous fi...
What's so wrong about using GC.Collect()?
... so I won't repeat
all that here. So let's move on to...
Rule #2
Consider calling GC.Collect() if some
non-recurring event has just happened
and this event is highly likely to
have caused a lot of old objects to
die.
A classic example of this is if you're
writing a client application and you
displa...
docker mounting volumes on host
...
The VOLUME command will mount a directory inside your container and store any files created or edited inside that directory on your hosts disk outside the container file structure, bypassing the union file system.
The idea is that your volumes can be shared between you...
Should I initialize variable within constructor or outside constructor [duplicate]
...sons:
It makes it clear at a glance how the variable is initialized. Typically, when reading a program and coming across a variable, you'll first go to its declaration (often automatic in IDEs). With style 2, you see the default value right away. With style 1, you need to look at the constructor a...
Objective-C: Where to remove observer for NSNotification?
...This is obviously not a satisfying answer.
I'd recommend, that you add a call [notificationCenter removeObserver: self] in method dealloc of those classes, which you intend to use as observers, as it is the last chance to unregister an observer cleanly. This will, however, only protect you against...
What is the easiest/best/most correct way to iterate through the characters of a string in Java?
... it might inline length(), that is hoist the method behind that call up a few frames, but its more efficient to do this for(int i = 0, n = s.length() ; i < n ; i++) { char c = s.charAt(i); }
– Dave Cheney
Oct 13 '08 at 8:04
...
How to duplicate sys.stdout to a log file?
...best way to accomplish logging when a python app is making a lot of system calls?
17 Answers
...