大约有 4,761 项符合查询结果（耗时：0.0159秒） [XML]
What is the difference between .yaml and .yml extension? [duplicate]
I read them on YAML-wikipedia but not really understood the main difference between them. I saw there are someone using .yaml extension, however, Symfony2 use .yml extension.
...
Big O, how do you calculate/approximate it?
Most people with a degree in CS will certainly know what Big O stands for .
It helps us to measure how well an algorithm scales.
...
UIlabel layer.cornerRadius not working in iOS 7.1
I'm currently looking at a UILabel with the property addMessageLabel.layer.cornerRadius = 5.0f; On a device with iOS 7.0 installed, it has rounded corners. On a device with iOS 7.1 installed, it does not have rounded corners.
...
Get selected value of a dropdown's item using jQuery
How can I get the selected value of a dropdown box using jQuery?
I tried using
30 Answers
...
Array.sort() doesn't sort numbers correctly [duplicate]
...ested other browsers), the following code doesn't sort the numbers correctly:
5 Answers
...
How to sort a collection by date in MongoDB?
...
Just a slight modification to @JohnnyHK answer
collection.find().sort({datefield: -1}, function(err, cursor){...});
In many use cases we wish to have latest records to be returned (like for latest updates / inserts).
...
List to array conversion to use ravel() function
I have a list in python and I want to convert it to an array to be able to use ravel() function.
6 Answers
...
How do I base64 encode (decode) in C?
I have binary data in an unsigned char variable.
I need to convert them to PEM base64 in c.
I looked in openssl library but i could not find any function.
Does any body have any idea?
...
How do you use version control with Access development?
... number of queries, a small amount of tables, and a few forms for data entry & report generation. It's an ideal candidate for Access.
...
How to disable “Save workspace image?” prompt in R?
When I exit the interactive R shell, it displays an annoying prompt every time:
11 Answers
...