大约有 40,000 项符合查询结果（耗时：0.0417秒） [XML]
Row count with PDO
... question, the only reason mysql_num_rows() worked is because it was internally fetching all the rows to give you that information, even if it didn't seem like it to you.
So in PDO, your options are:
Use PDO's fetchAll() function to fetch all the rows into an array, then use count() on it.
Do an ex...
Is it possible to specify the schema when connecting to postgres with JDBC?
...ch) to use it:
http://archives.postgresql.org/pgsql-jdbc/2008-07/msg00012.php
http://jdbc.postgresql.org/
share
|
improve this answer
|
follow
|
...
Find and Replace text in the entire table using a MySQL query
Usually I use manual find to replace text in a MySQL database using phpmyadmin. I'm tired of it now, how can I run a query to find and replace a text with new text in the entire table in phpmyadmin?
...
“Cross origin requests are only supported for HTTP.” error when loading a local file
...
My crystal ball says that you are loading the model using either file:// or C:/, which stays true to the error message as they are not http://
So you can either install a webserver in your local PC or upload the model somewhere else and...
Difference between VARCHAR and TEXT in MySQL [duplicate]
...R(30) instead of TINYTEXT or TEXT and if someone tries to save the text of all three "Lord of the Ring" books in your phone number column you only store the first 30 characters :)
Edit: If the text you want to store in the database is longer than 65535 characters, you have to choose MEDIUMTEXT or L...
How do you run NUnit tests from Jenkins?
...
I don't really see how this is enough. Is it normal to only have one (or a few) test dlls? We have a load of them, and they get created and removed often. Shouldn't there be a way to do this without having to hard code the test in to j...
那些微信公众大号是如何赚钱的？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...的经济效益。“你开公众号了吗？”不知从何时起，这个问题在我们日常中出现的频率越来越高。如今，微信公众号不仅是传递好文的平台，承载着万千运营者的兴趣和梦想，而且当粉丝量和文章阅读量高涨之后，随之而来的还...
Ruby on Rails Server options [closed]
..., Mongrel, Passenger, Apache, Nginx and many more I am sure, and I don't really understand the different roles they play.
1...
Print array to a file
... or set print_r to return the output instead of printing it.
Example from PHP manual
$b = array (
'm' => 'monkey',
'foo' => 'bar',
'x' => array ('x', 'y', 'z'));
$results = print_r($b, true); // $results now contains output from print_r
You can then save $results with fil...
Creating Unicode character from its number
... So you need to be absolutely sure ahead of time that your value of c is smaller than 0x10000, or else this approach will break horribly.
– David Given
Mar 13 '12 at 22:29
1
...