大约有 34,900 项符合查询结果（耗时：0.0316秒） [XML]
How to delete selected text in the vi editor
...linewise selection mode, then move the cursor down using j (yes, use h, j, k and l to move left, down, up, right respectively, that's much more efficient than using the arrows) and type d to delete the selection.
Also, how can I select the lines using my keyboard as I can in Windows where I pre...
How to make a background 20% transparent on Android
How do I make the background of a Textview about 20% transparent (not fully transparent), where there is a color in the background (i.e. white)?
...
Custom Drawable for ProgressBar/ProgressDialog
...oogle has provided, I get the feeling that it is possible to change the look (drawable) of a ProgressBar/ProgressDialog by simply creating a new style an assigning it to the style property of the ProgressBar. But I cannot get this to work properly. Here is what I did so far:
...
A Space between Inline-Block List Items [duplicate]
Why do the inline-block list items have a space in them? No matter how I make my list items into a menu, I always get spaces.
...
Python coding standards/best practices [closed]
...with Python Style Guides, I suggest that you refer the following:
Code Like a Pythonista: Idiomatic Python
Common mistakes and Warts
How not to write Python code
Python gotcha
share
|
improve thi...
Max length for client ip address [duplicate]
...Pv6 addresses in this format.
Edit: However, there is a caveat, see @Deepak's answer for details about IPv4-mapped IPv6 addresses. (The correct maximum IPv6 string length is 45 characters.)
share
|
...
Subtract two variables in Bash
...s of files between two directories but the COUNT= expression does not work. What is the correct syntax?
8 Answers
...
How to set cursor position in EditText?
...
NotACleverManNotACleverMan
10.9k1111 gold badges4040 silver badges6363 bronze badges
...
When should I use the HashSet type?
... can do with a single set is to establish what its members are, and to check whether an item is a member.
Asking if you can retrieve a single element (e.g. set[45]) is misunderstanding the concept of the set. There's no such thing as the 45th element of a set. Items in a set have no ordering. Th...
“var” or no “var” in JavaScript's “for-in” loop?
...
Use var, it reduces the scope of the variable otherwise the variable looks up to the nearest closure searching for a var statement. If it cannot find a var then it is global (if you are in a strict mode, using strict, global variables throw an error). This can lead to problems like the following....