大约有 31,400 项符合查询结果（耗时：0.0497秒） [XML]
Open document with default OS application in Python, both in Windows and Mac OS
... open a document using its default application in Windows and Mac OS. Basically, I want to do the same thing that happens when you double-click on the document icon in Explorer or Finder. What is the best way to do this in Python?
...
Can every recursion be converted into iteration?
...sive form. Unless there's a compelling reason, you probably shouldn't (manually) convert these functions to an explicitly iterative algorithm. Your computer will handle that job correctly.
I can see one compelling reason. Suppose you've a prototype system in a super-high level language like [donnin...
Default template arguments for function templates
Why are default template arguments only allowed on class templates? Why can't we define a default type in a member function template? For example:
...
How to debug Lock wait timeout exceeded on MySQL?
In my production error logs I occasionally see:
11 Answers
11
...
Why should casting be avoided? [closed]
I generally avoid casting types as much as possible since I am under the impression that it's poor coding practice and may incur a performance penalty.
...
How do you crash a JVM?
...ught that you could do so by writing an infinite for-loop that would eventually use up all the memory.
27 Answers
...
Coding Conventions - Naming Enums
...
Technically, enum instances are classes. That's why they can have methods.
– Ted Hopp
Nov 15 '11 at 22:44
89
...
Installing Python packages from local file system folder to virtualenv with pip
Is it possible to install packages using pip from the local filesystem?
10 Answers
10
...
What do I need to do to get Internet Explorer 8 to accept a self signed certificate?
...ght of the address bar and select “View certificates”.
Click on “Install Certificate...”, then in the wizard, click “Next”.
On the next page select “Place all certificates in the following store”.
Click “Browse”, select “Trusted Root Certification Authorities”, and click “O...
What is the difference between join and merge in Pandas?
...
pandas.merge() is the underlying function used for all merge/join behavior.
DataFrames provide the pandas.DataFrame.merge() and pandas.DataFrame.join() methods as a convenient way to access the capabilities of pandas.merge(). For example, df1.merge(right=df2, ...) is equiva...