大约有 42,000 项符合查询结果（耗时：0.0448秒） [XML]
What is referential transparency?
What does the term referential transparency mean? I've heard it described as "it means you can replace equals with equals" but this seems like an inadequate explanation.
...
Compare two dates with JavaScript
Can someone suggest a way to compare the values of two dates greater than, less than, and not in the past using JavaScript? The values will be coming from text boxes.
...
Is Zookeeper a must for Kafka?
In Kafka, I would like to use only a single broker, single topic and a single partition having one producer and multiple consumers (each consumer getting its own copy of data from the broker). Given this, I do not want the overhead of using Zookeeper; Can I not just use the broker only? Why is a Zoo...
How do I trim a file extension from a String in Java?
What's the most efficient way to trim the suffix in Java, like this:
19 Answers
19
...
What database does Google use?
Is it Oracle or MySQL or something they have built themselves?
8 Answers
8
...
What's the difference between a continuation and a callback?
I've been browsing all over the web in search of enlightenment about continuations, and it's mind boggling how the simplest of explanations can so utterly confound a JavaScript programmer like myself. This is especially true when most articles explain continuations with code in Scheme or use monads....
Why Choose Struct Over Class?
Playing around with Swift, coming from a Java background, why would you want to choose a Struct instead of a Class? Seems like they are the same thing, with a Struct offering less functionality. Why choose it then?
...
What is the difference between mutex and critical section?
Please explain from Linux, Windows perspectives?
10 Answers
10
...
One SVN repository or many?
If you have multiple, unrelated projects, is it a good idea to put them in the same repository?
13 Answers
...
What are the use cases for selecting CHAR over VARCHAR in SQL?
I realize that CHAR is recommended if all my values are fixed-width. But, so what? Why not just pick VARCHAR for all text fields just to be safe.
...