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Cloning a MySQL database on the same MySql instance
...IN db_a:
CREATE TABLE db_b.tbl LIKE db_a.tbl;
INSERT INTO db_b.tbl SELECT * FROM db_a.tbl;
The reason I'm not using the CREATE TABLE ... SELECT ... syntax is to preserve indices. Of course this only copies tables. Views and procedures are not copied, although it can be done in the same man...
Keyboard shortcut to change font size in Eclipse?
...e the "Text Font" settings), eclipse-fonts won't work. The solution is to select "Java Editor Text Font" in "Preferences / General / Appearance / Colors and Fonts" and press Reset.
– AmigoNico
Dec 6 '12 at 18:45
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How to override toString() properly in Java?
...stance, Eclipse can do so if you simply right-click on the source code and select Source > Generate toString
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Metadata file … could not be found error when building projects
...ound that if you right-click on your Solution in the Solution Explorer and select "Build Order" you can see the order that VS is using to rebuild your solution. It's likely out of whack.
You can correct the build order by clicking on the Dependencies tab and selecting the projects that depends on o...
How do I add an existing directory tree to a project in Visual Studio?
...x. After that, the added directory will be shown up. You will then need to select this directory, right click, and choose "Include in Project."
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fastest (low latency) method for Inter Process Communication between Java and C/C++
... 18396
TCP busy-spin, 6244, 6784, 7475, 8697, 11070, 16791, 27265
TCP select-now, 8858, 9617, 9845, 12173, 13845, 19417, 26171
TCP block, 10696, 13103, 13299, 14428, 15629, 20373, 32149
TCP select, 13425, 15426, 15743, 18035, 20719, 24793, 37877
This is along the lines of the acce...
pandas dataframe columns scaling with sklearn
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@RajeshThevar The outer brackets are pandas' typical selector brackets, telling pandas to select a column from the dataframe. The inner brackets indicate a list. You're passing a list to the pandas selector. If you just use single brackets - with one column name followed by ...
How to use JNDI DataSource provided by Tomcat in Spring?
..."7200000"
testOnBorrow="true"
validationQuery="select 1"
/>
</GlobalNamingResources>
And reference the JNDI resource from Tomcat's web context.xml like this:
<ResourceLink name="jdbc/DatabaseName"
global="jdbc/DatabaseName"
type="javax...
Why use jQuery on() instead of click()
... have the same click handler that was previously bound to the same element selector, you then "delegate" the click event using on() with selector argument
To demonstrate:
http://jsfiddle.net/AJRw3/
on() can also be synonymous with click() if you don't have a selector specified:
$('.elementClass'...
How do I dump the data of some SQLite3 tables?
...SOME_STRING' for something other than a comma.
.headers on
.out file.csv
select * from MyTable;
If you want to reinsert into a different SQLite database then:
.mode insert <target_table_name>
.out file.sql
select * from MyTable;
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