大约有 37,000 项符合查询结果（耗时：0.0293秒） [XML]
What exactly is a reentrant function?
Most of the times , the definition of reentrance is quoted from Wikipedia :
7 Answers
...
CSS: How to remove pseudo elements (after, before,…)?
I would like to use a switch for the layout of paragraph tags on a webpage.
8 Answers
...
What is the difference between char array and char pointer in C?
I am trying to understand pointers in C but I am currently confused with the following:
8 Answers
...
Extract a part of the filepath (a directory) in Python
I need to extract the name of the parent directory of a certain path. This is what it looks like:
7 Answers
...
Width equal to content [duplicate]
I'm experiencing some trouble with the width property of CSS. I have some paragraphs inside a div. I'd like to make the width of the paragraphs equal to their content, so that their green background looks like a label for the text. What I get instead is that the paragraphs inherit the width of the d...
Image inside div has extra space below the image
... height of the div is bigger than the height of the img ? There is a gap below the image, but it doesn't seems to be a padding/margin.
...
How do I grep for all non-ASCII characters?
...
You can use the command:
grep --color='auto' -P -n "[\x80-\xFF]" file.xml
This will give you the line number, and will highlight non-ascii chars in red.
In some systems, depending on your settings, the above will not work, so you can grep by the inv...
Access mysql remote database from command line
I have a server with Rackspace. I want to access the database from my local machine command line.
17 Answers
...
How do I use vim registers?
I only know of one instance using registers is via Ctrl R * whereby I paste text from a clipboard.
16 Answers
...
What is the difference between DSA and RSA?
It appears they are both encryption algorithms that require public and private keys. Why would I pick one versus the other to provide encryption in my client server application?
...