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MySQL: Order by field size/length
... BY LENGTH(description) DESC;
The LENGTH function gives the length of string in bytes. If you want to count (multi-byte) characters, use the CHAR_LENGTH function instead:
SELECT * FROM TEST ORDER BY CHAR_LENGTH(description) DESC;
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Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
...exactly the same ; so, no difference on that.
For example, the two following lines :
var_dump(dirname(__FILE__));
var_dump(__DIR__);
Will both give the same output :
string '/home/squale/developpement/tests/temp' (length=37)
But, there are at least two differences :
__DIR__ only exists wi...
Importing a CSV file into a sqlite3 database table using Python
I have a CSV file and I want to bulk-import this file into my sqlite3 database using Python. the command is ".import .....". but it seems that it cannot work like this. Can anyone give me an example of how to do it in sqlite3? I am using windows just in case.
Thanks
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python: how to send mail with TO, CC and BCC?
I need for testing purposes to populate few hundred email boxes with various messages, and was going to use smtplib for that. But among other things I need to be able to send messages not only TO specific mailboxes, but CC and BCC them as well. It does not look like smtplib supports CC-ing and B...
How do I quickly rename a MySQL database (change schema name)?
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For InnoDB, the following seems to work: create the new empty database, then rename each table in turn into the new database:
RENAME TABLE old_db.table TO new_db.table;
You will need to adjust the permissions after that.
For ...
SQLite - replace part of a string
Is it possible using SQL in an SQLite table to replace part of a string?
3 Answers
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Subscripts in plots in R
I can't find a way how to write subscripts in the title or the subtitle in R.
How can I write v 1,2 with 1,2 as subscripts?
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How to print the current Stack Trace in .NET without any exception?
...eptions . I want to programmatically log the current stack trace for debugging purpose. Example:
6 Answers
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What are the parameters sent to .fail in jQuery?
I can’t find the documentation on what the names of the three parameters are when $.ajax fails.
2 Answers
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Specify pane percentage in tmuxinator project
How can I specify a pane percentage in tmuxinator ?
1 Answer
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