大约有 44,000 项符合查询结果（耗时：0.0552秒） [XML]
Determine if Python is running inside virtualenv
...d or supported by most Python 3 frameworks and applications, this function now reduces to a trivial one-liner: def is_venv(): return hasattr(sys, 'real_prefix') or sys.base_prefix != sys.prefix. Just sayin'.
– Cecil Curry
Nov 13 '19 at 6:36
...
What is the difference between Eclipse for Java (EE) Developers and Eclipse Classic?
...included" for the EE. What does that mean? Also, everything I'm able to do now with Eclipse SE, will I be able to do with EE?
– Abdul
May 11 '14 at 14:55
1
...
Can't install Ruby under Lion with RVM – GCC issues
...
This answer was edited multiple times and now contains several alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should not need GCC. If you’re...
if arguments is equal to this string, define a variable like this string
I am doing some bash script and now I got one variable call source and one array called samples , like this:
3 Answers
...
How to escape % in String.Format?
... "I can't believe that this isn't a simple solved problem by now" << You answered 6 years after a simple solution was accepted.
– AjahnCharles
Nov 21 '18 at 14:22
...
Django - How to rename a model field using South?
...
I didn't know about db.rename column, sounds handy, however in the past I have added the new column as one schemamigration, then created a datamigration to move values into the new field, then a second schemamigration to remove the old...
Random row from Linq to Sql
...
I know this is old, but if you are selecting many random rows from a large table, see this: msdn.microsoft.com/en-us/library/cc441928.aspx I don't know if there's a LINQ equivalent.
– jwd
...
Round to at most 2 decimal places (only if necessary)
... You've 'solved' the 1.005 'problem', but introduced a new one: now, in the Chrome console, roundToTwo(1.0049999999999999) comes out as 1.01 (inevitably, since 1.0049999999999999 == 1.005). It seems to me that the float you get if you type num = 1.005 'obviously' 'should' round to 1.00, b...
Should I use `import os.path` or `import os`?
...ink. This is really for two reasons
If you think of os as a package and know that you can do import os and have access to the submodule os.path, you may be surprised later when you can't do import twisted and automatically access twisted.spread without importing it.
It is confusing that os.name is...
What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
...
How do you know this kind of stuff? :)
– Gerrie Schenck
Feb 12 '09 at 16:07
...