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String concatenation in MySQL
...ame, " ", last_name) AS Name FROM test.student
As @eggyal pointed out in comments, you can enable string concatenation with the || operator in MySQL by setting the PIPES_AS_CONCAT SQL mode.
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mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435 }
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Always check the manual before you go executing commands you don't understand on your DBs. There could be consequences to the command that the answer doesn't explain. Does this command change the way read ope rations are distributed for all connections to the replica set? ...
Can Selenium Webdriver open browser windows silently in background?
... edited May 23 '17 at 11:47
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answered Apr 24 '13 at 15:28
ArranArran
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jQuery get value of select onChange
...() {
alert( this.value );
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<select>
<option value="1">One</option>
<option value="2">Two</option>
</select>
You can also reference wit...
How to use a RELATIVE path with AuthUserFile in htaccess?
...k around that limitation.
We're using IfDefine together with an apache2 command line parameter:
.htaccess (suitable for both development and live systems):
<IfDefine !development>
AuthType Basic
AuthName "Say the secret word"
AuthUserFile /var/www/hostname/.htpasswd
Require valid-...
How to migrate back from initial migration in Django 1.7?
...now I noticed that some of the models are poorly thought out. As I haven't committed the code the sensible thing would be to migrate the database to last good state and redo the migration with better models. In this case the last good state is database where the new app doesn't exist.
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Using SQL Server 2008 and SQL Server 2005 and date time
...ManifestToken. This has should have the value 2008. Change that to 2005, recompile and everything works.
NOTE: You'll have to do this every time you update the model from database.
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jQuery’s .bind() vs. .on()
...found two great articles talking about the new function .on() : jquery4u.com , elijahmanor.com .
6 Answers
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Google Maps API v3: How to remove all markers?
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community wiki
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Update all values of a column to lowercase
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See http://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_lower
UPDATE table_name SET tag = LOWER(tag)
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