大约有 8,000 项符合查询结果（耗时：0.0259秒） [XML]
Base64 Decoding in iOS 7+
...ve Encoded text( NSString ) using NSData Class new API which is Added in iOS7.
2 Answers
...
Using C# regular expressions to remove HTML tags
... backtracking, which is something you should always watch out for when you mix alternation and nested quantifiers as I've done. I don't really think that would be a problem here, but I know if I don't mention it, someone else will. ;-)
This regex isn't perfect, of course, but it's probably as good...
How do I get SUM function in MySQL to return '0' if no values are found?
...ven three tables (one with all numbers, one with all nulls, and one with a mixture):
SQL Fiddle
MySQL 5.5.32 Schema Setup:
CREATE TABLE foo
(
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
val INT
);
INSERT INTO foo (val) VALUES
(null),(1),(null),(2),(null),(3),(null),(4),(null),(5),(null)...
Check if full path given
...
Try using System.IO.Path.IsPathRooted? It also returns true for absolute paths.
System.IO.Path.IsPathRooted(@"c:\foo"); // true
System.IO.Path.IsPathRooted(@"\foo"); // true
System.IO.Path.IsPathRooted("foo"); // false
System.IO.Path.IsPath...
What is the documents directory (NSDocumentDirectory)?
Can someone explain to me what the documents directory is on an iOS app and when to use it?
9 Answers
...
How to use SVN, Branch? Tag? Trunk?
...nformation that may be of interest:
Organizing the source code base when mixing two or more languages (like Java and C++)
Suggestions for a good commit message: format/guideline?
How often to commit changes to source control?
Learning Version Control, and learning it good
Regarding the basic Sub...
Where do the Python unit tests go?
...'s also just as easy to exclude tests from being distributed when they are mixed with the core folders; put this in the setup.py:
find_packages("src", exclude=["*.tests", "*.tests.*", "tests.*", "tests"])
If b:
You may wish — as every one of us do — that you are writing reusable libraries,...
How to add a browser tab icon (favicon) for a website?
...make the /favicon.ico request to your website return your favicon. This option unfortunately doesn't allow you to use a PNG icon.
See also favicon.png vs favicon.ico - why should I use PNG instead of ICO?
share
|
...
Read .mat files in Python
...
An import is required, import scipy.io...
import scipy.io
mat = scipy.io.loadmat('file.mat')
share
|
improve this answer
|
follow
...
Programmatically get own phone number in iOS
...of getting negative marks, I want to suggest that the highest ranking solution (currently the first response) violates the latest SDK Agreement as of Nov 5, 2009. Our application was just rejected for using it. Here's the response from Apple:
"For security reasons, iPhone OS restricts an applicatio...