大约有 24,000 项符合查询结果（耗时：0.0621秒） [XML]
Disabled input text color
The simple HTML below displays differently in Firefox and WebKit-based browsers (I checked in Safari, Chrome and iPhone).
...
How do I delete all messages from a single queue using the CLI?
...
rabbitmqadmin is the perfect tool for this
rabbitmqadmin purge queue name=name_of_the_queue_to_be_purged
share
|
improve this answer
...
Sorting a vector in descending order
...s a bad idea. Use either the second one, or this:
struct greater
{
template<class T>
bool operator()(T const &a, T const &b) const { return a > b; }
};
std::sort(numbers.begin(), numbers.end(), greater());
That way your code won't silently break when someone decides numb...
Redis command to get all available keys?
...re a Redis command for fetching all keys in the database? I have seen some python-redis libraries fetching them. But was wondering if it is possible from redis-client.
...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...al SIGSEGV, but mine (and it was very hard) was entirely related to this:
https://code.google.com/p/android/issues/detail?id=8709
The libcrypto.so in my dump kind of clued me in. I do a MD5 hash of packet data when trying to determine if I've already seen the packet, and skipping it if I had. I th...
Where can I find the error logs of nginx, using FastCGI and Django?
...
Errors are stored in the nginx log file. You can specify it in the root of the nginx configuration file:
error_log /var/log/nginx/nginx_error.log warn;
On Mac OS X with Homebrew, the log file was found by default at the following location:
/usr/local/var/log/nginx
...
What are the differences between JSON and JavaScript object? [duplicate]
I am new to JSON and JavaScript objects.
3 Answers
3
...
Fast permutation -> number -> permutation mapping algorithms
I have n elements. For the sake of an example, let's say, 7 elements, 1234567. I know there are 7! = 5040 permutations possible of these 7 elements.
...
How to change text transparency in HTML/CSS?
I'm very new to HTML/CSS and I'm trying to display some text as like 50% transparent. So far I have the HTML to display the text with full opacity
...
Table name as variable
...For dynamic queries you should generate the full SQL dynamically, and use sp_executesql to execute it.
Here is an example of a script used to compare data between the same tables of different databases:
static query:
SELECT * FROM [DB_ONE].[dbo].[ACTY]
EXCEPT
SELECT * FROM [DB_TWO].[dbo].[ACTY]
...