大约有 33,000 项符合查询结果（耗时：0.0453秒） [XML]
Check if an array contains any element of another array in JavaScript
...pple","banana","orange"] , and I want to check if other arrays contain any one of the target array elements.
26 Answers
...
Significant new inventions in computing since 1980
... Windows are much better than any open source OS for the average user. No one wants to admit that.
– RussellH
Jan 12 '09 at 20:32
32
...
How do you do block comments in YAML?
...
The spec only describes one way of marking comments:
An explicit comment is marked by a “#” indicator.
That's all. There are no block comments.
share
|
...
advantage of tap method in ruby
..., discard any variable definitions made in the process once the block has done its job. And should there be just one method called on the object, you can write User.new.tap &:foobar
– Boris Stitnicky
Jul 5 '13 at 17:21
...
Exotic architectures the standards committees care about
...
Take a look at this one
Unisys ClearPath Dorado Servers
offering backward compatibility for people who have not yet migrated all their Univac software.
Key points:
36-bit words
CHAR_BIT == 9
one's complement
72-bit non-IEEE floating point
s...
Good reasons NOT to use a relational database?
...great if you also explained the drawbacks of each choice, otherwise how is one supposed to choose? Thanks,
– Sklivvz
Sep 28 '08 at 10:31
4
...
How do I round to the nearest 0.5?
...41,823rd, I can't think of a single use case where you would care if it's "one billion one and a half" or "one billion one" - if that's really a problem then there is something inherently flawed with the ranking scheme :)
– John Rasch
Aug 25 '09 at 18:52
...
SQL “between” not inclusive
...o dates. The second date is interpreted as midnight when the day starts.
One way to fix this is:
SELECT *
FROM Cases
WHERE cast(created_at as date) BETWEEN '2013-05-01' AND '2013-05-01'
Another way to fix it is with explicit binary comparisons
SELECT *
FROM Cases
WHERE created_at >= '2013-0...
What is a servicebus and when do I need one?
...s. You can use it also for client-server communication to give you durable one-way messaging as well as for the server to push notifications back to the client.
Specifically, you'll find NServiceBus to be quite lightweight and easy to use once you make peace with its use of queuing technology - you...
How can one see content of stack with GDB?
...
You need to use gdb's memory-display commands. The basic one is x, for examine. There's an example on the linked-to page that uses
gdb> x/4xw $sp
to print "four words (w ) of memory above the stack pointer (here, $sp) in hexadecimal (x)". The quotation is slightly paraphrased...