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MySQL INNER JOIN select only one row from second table
I have a users table and a payments table, for each user, those of which have payments, may have multiple associated payments in the payments table. I would like to select all users who have payments, but only select their latest payment. I'm trying this SQL but i've never tried nested SQL sta...
How to print SQL statement in codeigniter model
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Fatal error: Call to undefined method CI_DB_mysql_driver::get_compiled_select()
– itskawsar
Sep 25 '13 at 8:53
add a comment
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Where can I download english dictionary database in a text format? [closed]
... replace the deprecated syntax before running it against a 5.0+ version of MySQL
– Serguei Fedorov
Aug 16 '18 at 2:10
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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
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This assumes root access is available
– Lionel
Nov 7 '11 at 4:18
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What are the disadvantages of using persistent connection in PDO
... It's been resolved by proxy, I suppose. The answer below with regard to mysqli_change_user is still probably the best workaround for people that have to do persistent connections in an application not designed to deal with state problems.
– Charles
Feb 25 '1...
How do I get the current date and time in PHP?
...tetime;
$now = new DateTime();
echo $now->format('Y-m-d H:i:s'); // MySQL datetime format
echo $now->getTimestamp(); // Unix Timestamp -- Since PHP 5.3
And to specify the timezone:
$now = new DateTime(null, new DateTimeZone('America/New_York'));
$now->setTimezone(new DateTi...
How to add directory to classpath in an application run profile in IntelliJ IDEA?
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@uaaquarius, Why is it that if I add mysql-connector-java-5.1.45/mysql-connector-java-5.1.45-bin.jar as dependency using the other method at stackoverflow.com/a/16742141/632951 it works, but doing using -Xbootclasspath/a it doesn't?
– Pace...
How to get the root dir of the Symfony2 application?
What is the best way to get the root app directory from inside the controller? Is it possible to get it outside of the controller?
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How to get disk capacity and free space of remote computer
... way is casting a string to a WMI object:
$size = ([wmi]"\\remotecomputer\root\cimv2:Win32_logicalDisk.DeviceID='c:'").Size
$free = ([wmi]"\\remotecomputer\root\cimv2:Win32_logicalDisk.DeviceID='c:'").FreeSpace
Also you can divide the results by 1GB or 1MB if you want different units:
$disk = ([...
PHP convert XML to JSON
...ve, so please bear with simple mistakes.
function xml2js($xmlnode) {
$root = (func_num_args() > 1 ? false : true);
$jsnode = array();
if (!$root) {
if (count($xmlnode->attributes()) > 0){
$jsnode["$"] = array();
foreach($xmlnode->attributes()...