大约有 31,840 项符合查询结果（耗时：0.0358秒） [XML]
Commands out of sync; you can't run this command now
...it's the opposite for vanilla mysql_query). You can either fetch the first one into an array and loop through that, or tell mysqli to buffer the queries (using $stmt->store_result()).
See here for details.
share
...
How to return multiple lines JSX in another return statement in React?
...
Try to think of the tags as function calls (see docs). Then the first one becomes:
{[1,2,3].map(function (n) {
return React.DOM.p(...);
})}
And the second one:
{[1,2,3].map(function (n) {
return (
React.DOM.h3(...)
React.DOM.p(...)
)
})}
It should now be clear that the secon...
Delete all but the most recent X files in bash
...mplex).
Here's a pragmatic, POSIX-compliant solution that comes with only one caveat: it cannot handle filenames with embedded newlines - but I don't consider that a real-world concern for most people.
For the record, here's the explanation for why it's generally not a good idea to parse ls outp...
What are the differences between local branch, local tracking branch, remote branch and remote track
...ted using Git and I got really confused between different branches. Can anyone help me to figure out what the following branch types are?
...
How do I change the text of a span element using JavaScript?
... there should be some way of merging those two answers into one. its the exact same answer.
– Fzs2
Feb 18 '14 at 11:47
7
...
How can a LEFT OUTER JOIN return more records than exist in the left table?
...e are matches though, it will still return all rows that match, therefore, one row in LEFT that matches two rows in RIGHT will return as two ROWS, just like an INNER JOIN.
EDIT:
In response to your edit, I've just had a further look at your query and it looks like you are only returning data from t...
What is the bit size of long on 64-bit Windows?
Not to long ago, someone told me that long are not 64 bits on 64 bit machines and I should always use int . This did not make sense to me. I have seen docs (such as the one on Apple's official site) say that long are indeed 64 bits when compiling for a 64-bit CPU. I looked up what it was on 64-...
Implements vs extends: When to use? What's the difference?
...from C++ (referring to classes that inherit characteristics from more than one other class), Java does not allow this, but it does have keyword interface, which is sort of like a pure virtual class in C++. As mentioned by lots of people, you extend a class (and you can only extend from one), and yo...
Versioning SQL Server database
I want to get my databases under version control. Does anyone have any advice or recommended articles to get me started?
2...
NPM doesn't install module dependencies
...ependencies https://github.com/npm/npm/issues/2442 (closed)
In the first one people list several workarounds that you may try.
An alternative solution may be (a little hackish) to explicitly list the dependencies as first level dependents. This requires you to maintain the list but practically it...