大约有 31,500 项符合查询结果（耗时：0.0439秒） [XML]
What does the “>” (greater-than sign) CSS selector mean?
...
> is the child combinator, sometimes mistakenly called the direct descendant combinator.1
That means the selector div > p.some_class only selects paragraphs of .some_class that are nested directly inside a div, and not any paragraphs that are nested further within.
An il...
What is an .inc and why use it?
...nvention.
It does have a possible disadvantage which is that servers normally are not configured to parse .inc files as php, so if the file sits in your web root and your server is configured in the default way, a user could view your php source code in the .inc file by visiting the URL directly.
...
How do you print out a stack trace to the console/log in Cocoa?
I'd like to log the call trace during certain points, like failed assertions, or uncaught exceptions.
6 Answers
...
Is char signed or unsigned by default?
... is 100% equivalent to declaring it as signed int. This is always true for all compilers and architectures.
share
|
improve this answer
|
follow
|
...
Error: free(): invalid next size (fast):
... you have a memory error. You may be trying to free a pointer that wasn't allocated by malloc (or delete an object that wasn't created by new) or you may be trying to free/delete such an object more than once. You may be overflowing a buffer or otherwise writing to memory to which you shouldn't be...
Allowing Untrusted SSL Certificates with HttpClient
...
Is there a way to do this without using all of your code? In other words, what is the gist of your solution?
– wensveen
Aug 21 '15 at 14:09
...
What's wrong with foreign keys?
... get Orphaned Rows
you can get nice "on delete cascade" behavior, automatically cleaning up tables
knowing about the relationships between tables in the database helps the Optimizer plan your queries for most efficient execution, since it is able to get better estimates on join cardinality.
FKs giv...
Angular JS break ForEach
...r for it does not break the forEach loop. It is merly a way to not execute all logic inside the loop.
– Nebulosar
Apr 8 at 13:42
add a comment
|
...
Sending JWT token in the headers with Postman
...ator is giving me what looks like garbage characters. I assume this is actually information encrypted by the Token generator?
– Diode Dan
Jul 13 '14 at 17:55
5
...
Moving from CVS to Git: $Id$ equivalent?
... for example, you packaged a version file with the source (or even rewrote all the content for distribution) to show that number. Let's say that packaged version was 2.2-12-g6c4ae7a (not a release, but a valid version).
You can now see exactly how far behind you are (4 commits), and you can see exa...