大约有 44,000 项符合查询结果（耗时：0.0709秒） [XML]
Can I click a button programmatically for a predefined intent?
I need the button click of the intent ACTION_SEND.
Here there is no need of displaying UI.
Can I get the "Send" button click from the MMS-SMSProvider in Android?
...
Base64: What is the worst possible increase in space usage?
If a server received a base64 string and wanted to check it's length before converting,, say it wanted to always permit the final byte array to be 16KB. How big could a 16KB byte array possibly become when converted to a Base64 string (assuming one byte per character)?
...
Name of this month (Date.today.month as name)
I'm using Date.today.month to display the month number. Is there a command to get the month name, or do I need to make a case to get it?
...
What does the (unary) * operator do in this Ruby code?
...
The * is the splat operator.
It expands an Array into a list of arguments, in this case a list of arguments to the Hash.[] method. (To be more precise, it expands any object that responds to to_ary/to_a, or to_a in Ruby 1.9.)
To illustrate, the following two statements are...
Set attribute without value
How do I set a data attribute without adding a value in jQuery? I want this:
5 Answers
...
Python Regex - How to Get Positions and Values of Matches
How can I get the start and end positions of all matches using the re module? For example given the pattern r'[a-z]' and the string 'a1b2c3d4' I'd want to get the positions where it finds each letter. Ideally, I'd like to get the text of the match back too.
...
Does a break statement break from a switch/select?
...itch / select statements break automatically after every case. I am wondering, in the following code:
6 Answers
...
What is the maximum depth of the java call stack?
How deep do I need to go into the call stack before I get a StackOverflowError? Is the answer platform dependent?
4 Answers...
Using Vim's persistent undo?
One of the new features in Vim 7.3 is 'persistent undo', which allows for the undotree to be saved to a file when exiting a buffer.
...
How can I check if character in a string is a letter? (Python)
...
You can use str.isalpha().
For example:
s = 'a123b'
for char in s:
print(char, char.isalpha())
Output:
a True
1 False
2 False
3 False
b True
share
|
improve this answer
...