大约有 48,000 项符合查询结果（耗时：0.0844秒） [XML]
In Python, if I return inside a “with” block, will the file still close?
...o that doesn't guarantee the call of a finally statement: "Note that exit handlers and finally clauses, etc., will not be executed."
– Rik Poggi
Mar 27 '12 at 7:55
...
Why can't I reference my class library?
I have a solution that contains a website and a class library in Visual Studio 2008.
20 Answers
...
Generate fixed length Strings filled with whitespaces
... Java 1.5 we can use the method java.lang.String.format(String, Object...) and use printf like format.
The format string "%1$15s" do the job. Where 1$ indicates the argument index, s indicates that the argument is a String and 15 represents the minimal width of the String.
Putting it all together: ...
how to use adb command to push a file on device without sd card
How to push a file from computer to a android device having no SD Card in it. I tried:
13 Answers
...
Simple insecure two-way data “obfuscation”?
I'm looking for very simple obfuscation (like encrypt and decrypt but not necessarily secure) functionality for some data. It's not mission critical. I need something to keep honest people honest, but something a little stronger than ROT13 or Base64 .
...
How to rename a table in SQL Server?
...
To rename a table in SQL Server, use the sp_rename command:
exec sp_rename 'schema.old_table_name', 'new_table_name'
share
|
improve this answer
|
follo...
Diff files present in two different directories
...compare all the files present in both the directories using the diff command. Is there a simple command line option to do it, or do I have to write a shell script to get the file listing and then iterate through them?
...
Style disabled button with CSS
... an image in the button. Use CSS background-image with background-position and background-repeat. That way, the image dragging will not occur.
Selection problem: here is a link to the specific question:
How to disable text selection highlighting?
Example for the disabled selector:
button {...
dynamic_cast and static_cast in C++
...
Here's a rundown on static_cast<> and dynamic_cast<> specifically as they pertain to pointers. This is just a 101-level rundown, it does not cover all the intricacies.
static_cast< Type* >(ptr)
This takes the pointer in ptr and tries to safely ...
PostgreSQL array_agg order
...rray_agg would then be unordered but it would be the same in both columns. And if you like you could add an ORDER BY clause to the subquery.
share
|
improve this answer
|
fol...