大约有 9,000 项符合查询结果（耗时：0.0126秒） [XML]
How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
...
The ternary operator is just a shorthand for and if/else block. Your working code does not have an else condition, so is not suitable for this.
The following example will work:
echo empty($address['street2']) ? 'empty' : 'not empty';
...
`static` keyword inside function?
...ull would be executed every time this function is called, thought not if's block code $cache = '..' would be executed.
– Aivaras
Aug 20 '15 at 9:00
...
Loading cross-domain endpoint with AJAX
...e on your site to access resources on other domains that would normally be blocked due to the same-origin policy.
CORS-Proxy gr2m
CORS-Proxy rmadhuram
How does it work?
CORS Proxy takes advantage of Cross-Origin Resource Sharing, which is a feature that was added along with HTML 5. Servers can s...
Cookie blocked/not saved in IFRAME in Internet Explorer
... the page inside the IFRAME doesn't have a Privacy Policy, its cookies are blocked (which is indicated by the eye icon in status bar, when you click on it, it shows you a list of blocked URLs).
(source: piskvor.org)
In this case, when cookies are blocked, session identifier is not sent, and the...
What is output buffering?
...der() or
setcookie(), only functions such as
echo() and data between blocks of PHP
code.
http://php.net/manual/en/book.outcontrol.php
More Resources:
Output Buffering With PHP
share
|
i...
Loop code for each file in a directory [duplicate]
...s the type of the file. Thereby possible results would be file, dir, char, block, .... You can use something like mime_content_type() if you want to know the content type of the file.
– vallentin
Jul 24 '15 at 9:08
...
Weird PHP error: 'Can't use function return value in write context'
...($_POST['sms_code']) && $_POST['sms_code']) {
//this lets in this block only if $_POST['sms_code'] has some value
share
|
improve this answer
|
follow
...
Can I try/catch a warning?
... Thanks, but how can I remove error-handler after the critical block?
– Yevgeniy Afanasyev
Jul 16 '15 at 2:09
4
...
Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
... http and https calls. The problem is, when both are defined in the server block https calls are responded to normally but http yields a 400 "The plain HTTP request was sent to HTTPS port" error. This is for a static page so I'm guessing Sinatra has nothing to do with this. Any ideas on how to fix t...
What is copy-on-write?
... used to resolve concurrency sorts of problems. In ZFS, for example, data blocks on disk are allocated copy-on-write; as long as there are no changes, you keep the original blocks; a change changed only the affected blocks. This means the minimum number of new blocks are allocated.
These changes ...