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HTTP redirect: 301 (permanent) vs. 302 (temporary)
...rk. Redirecting HTTP to HTTPS, Redirecting abandoned website to a new one, etc, are some of the usual usages of 301.
– HosseyNJF
Apr 8 at 5:41
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...
Reference: Comparing PHP's print and echo
...ctual opcodes it makes sense:
line # * op fetch ext return operands
---------------------------------------------------------------------------------
3 0 > PRINT ~0 7
1 PRINT ...
Catching an exception while using a Python 'with' statement
...nally:
f.close()
Used as follows:
with opened_w_error("/etc/passwd", "a") as (f, err):
if err:
print "IOError:", err
else:
f.write("guido::0:0::/:/bin/sh\n")
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Assign same value to multiple variables at once?
...y means $a = ( $b = ( $c = $d ) )
PHP passes primitive types int, string, etc. by value and objects by reference by default.
That means
$c = 1234;
$a = $b = $c;
$c = 5678;
//$a and $b = 1234; $c = 5678;
$c = new Object();
$c->property = 1234;
$a = $b = $c;
$c->property = 5678;
// $a,b,c-&g...
【Mysql】报mysqli_real_connect(): (HY000/2002)错误 - 数据库(内核) - 清...
...找）
2、指定php的mysql.sock文件路径
vim /php的安装路径/etc/php.ini
mysql.default_socket=/mysql的安装路径/mysql.sock
3、使用tcp socket的方式进行连接
mysql('127.0.0.1','username','passwod');Mysql
How do you reindex an array in PHP?
...aring data for whatever view renderer it may utilize (php, json, xml, rss, etc.)
– Tres
Apr 13 '11 at 23:46
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How do I deep copy a DateTime object?
... object. Deep copy would mean creating a new object for each copied object etc - is it more clear now?
– jave.web
Sep 15 at 11:28
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If isset $_POST
...d the ! operator in cases like this (easier to read, less chance of error, etc.) and reverse the logic... if (empty()) {/* No */} else {/* Yes */}
– MrWhite
Aug 1 '14 at 10:58
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How do I catch an Ajax query post error?
...everal arguments, so you can display the actual error, response code, url, etc.
– Nick Craver♦
May 14 '10 at 12:14
N...
Relative URLs in WordPress
I've always found it frustrating in WordPress that images, files, links, etc. are inserted into WordPress with an absolute URL instead of relative URL. A relative url is much more convenient for switching domain names, changing between http and https etc. Today I discovered that if you define WP_CON...