大约有 42,000 项符合查询结果（耗时：0.0488秒） [XML]
Set every cell in matrix to 0 if that row or column contains a 0
Given a NxN matrix with 0s and 1s. Set every row that contains a 0 to all 0 s and set every column that contains a 0 to all 0 s.
...
Fetch the row which has the Max value for a column
Table:
35 Answers
35
...
Sanitizing strings to make them URL and filename safe?
I am trying to come up with a function that does a good job of sanitizing certain strings so that they are safe to use in the URL (like a post slug) and also safe to use as file names. For example, when someone uploads a file I want to make sure that I remove all dangerous characters from the name.
...
When to choose checked and unchecked exceptions
In Java (or any other language with checked exceptions), when creating your own exception class, how do you decide whether it should be checked or unchecked?
...
Adding an onclick function to go to url in JavaScript?
I am using this fancy little JavaScript to highlight a field as the user hovers over it. Could you please tell me if there is a way of adding an onclick function which will act as a link and go to a URL?
...
Running code in main thread from another thread
In an android service I have created thread(s) for doing some background task.
16 Answers
...
How to elegantly deal with timezones
I have a website that is hosted in a different timezone than the users using the application. In addition to this, users can have a specific timezone. I was wondering how other SO users and applications approach this? The most obvious part is that inside the DB, date/times are stored in UTC. When on...
Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
What is the convention for suffixing method names with "Async"?
7 Answers
7
...
How to Generate unique file names in C#
I have implemented an algorithm that will generate unique names for files that will save on hard drive. I'm appending DateTime : Hours,Minutes,Second and Milliseconds but still it generates duplicate name of files because im uploading multiple files at a time.
...
Arrays vs Vectors: Introductory Similarities and Differences [closed]
What are the differences between an array and a vector in C++? An example of the differences might be included libraries, symbolism, abilities, etc.
...