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PHP Composer update “cannot allocate memory” error (using Laravel 4)
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Late to the party, but I simply switched off Apache and MySQL. There is a reason I am using a 512MB RAM VPS, don't want to spend monies.
– Kumar
Mar 20 '17 at 14:13
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
... change a series of things.
Database (immediately after the connection):
mysql_query("SET NAMES utf8");
// Meta tag HTML (probably it's already set):
meta charset="utf-8"
header php (before any output of the HTML):
header('Content-Type: text/html; charset=utf-8')
table-rows-charset (for each row...
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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Log exception with traceback
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raise
Now looking at the log file, /tmp/logging_example.out:
DEBUG:root:This message should go to the log file
ERROR:root:Got exception on main handler
Traceback (most recent call last):
File "/tmp/teste.py", line 9, in <module>
run_my_stuff()
NameError: name 'run_my_stuff' is no...
CodeIgniter removing index.php from url
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i had to put the .htaccess in the root folder instead of "application" folder to make this work
– Mawardy
Apr 6 '17 at 16:13
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What is the LD_PRELOAD trick?
...case where libraries aren't compiled correctly (used to run into this with mysql all the time where it had a loose coupling to a generic libmysql_client which overwrote an older version's symlink - depending on which version of perl you used you had to specify / force it with LD_PRELOAD.. useful tri...
Why would json_encode return an empty string
...is problem was setting charset=utf8 in my PDO connection.
$dbo = new PDO('mysql:host=localhost;dbname=yourdb;charset=utf8', $username, $password);
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Data binding to SelectedItem in a WPF Treeview
...e namespace declaration):
<TreeView ItemsSource="{Binding Path=Root.Children}" local:TreeViewHelper.SelectedItem="{Binding Path=SelectedItem, Mode=TwoWay}">
</TreeView>
Now you can bind the selected item, and also set it in your view model to change it programmatically, s...
Auto increment in phpmyadmin
I have an existing database using PHP, MySQL and phpMyAdmin.
9 Answers
9
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Format number to 2 decimal places
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You want to use the TRUNCATE command.
https://dev.mysql.com/doc/refman/8.0/en/mathematical-functions.html#function_truncate
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