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Passing an array to a query using a WHERE clause
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for newbies to PHP like myself, can someone explain, or point me to a resource to explain, why this is prone to injection and how this should be done correctly to prevent that? What if the list of IDs is generated from a query immediately ...
How to debug PDO database queries?
Before moving to PDO, I created SQL queries in PHP by concatenating strings. If I got database syntax error, I could just echo the final SQL query string, try it myself on the database, and tweak it until I fixed the error, then put that back into the code.
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Fastest hash for non-cryptographic uses?
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CRC32 is pretty fast and there's a function for it: http://www.php.net/manual/en/function.crc32.php
But you should be aware that CRC32 will have more collisions than MD5 or even SHA-1 hashes, simply because of the reduced length (32 bits compared to 128 bits respectively 160 bits). But ...
How to get the current taxonomy term ID (not the slug) in WordPress?
I've created a taxonomy.php page in my WordPress theme folder. I would like to get the current term id for a function.
How can I get this?
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how do i remove a comma off the end of a string?
... Good suggestion. However, not all concatenations may take place in PHP. In my case, I am sending a Javascript concatenated string for PHP to unravel.
– Sablefoste
Sep 11 '15 at 19:49
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How to initialize static variables
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PHP can't parse non-trivial expressions in initializers.
I prefer to work around this by adding code right after definition of the class:
class Foo {
static $bar;
}
Foo::$bar = array(…);
or
class Foo {
private stat...
What is the difference between Amazon S3 and Amazon EC2 instance?
I need to create a web application using php mysql and html. The no.of requests and data will be very high. I need Amazon server space.
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how to check and set max_allowed_packet mysql variable [duplicate]
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max_allowed_packet
is set in mysql config, not on php side
[mysqld]
max_allowed_packet=16M
You can see it's curent value in mysql like this:
SHOW VARIABLES LIKE 'max_allowed_packet';
You can try to change it like this, but it's unlikely this will work on shared hostin...
实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...
...评估下来硬件资源不是瓶颈，看下获取数据的接口有什么问题？
1、通过各大微博的搜索api。就比如新浪微博API针对一个服务器IP的请求次数，普通权限限制是一个小时1w次，最高权限合作授权一个小时4w次。使用应用时还需...
Assign same value to multiple variables at once?
How can I assign the same value for multiple variables in PHP at once ?
2 Answers
2
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