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How to enable mod_rewrite for Apache 2.2
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In order to use mod_rewrite you can type the following command in the terminal:
sudo a2enmod rewrite
Restart apache2 after
sudo /etc/init.d/apache2 restart
or
sudo service apache2 restart
or as per new unified System Control Way
sudo systemctl restart apache2
Then, if you...
Deleting DataFrame row in Pandas based on column value
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If I'm understanding correctly, it should be as simple as:
df = df[df.line_race != 0]
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Have a reloadData for a UITableView animate when changing
...s. When we switch between the modes I have a different number of sections and cells per section. Ideally, it would do some cool animation when the table grows or shrinks.
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Changing Font Size For UITableView Section Headers
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Tried this and while it works if you scroll the table up, the Header Label stays on the screen and overlays the cells. :(
– Plasma
Apr 28 '14 at 12:49
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Add regression line equation and R^2 on graph
I wonder how to add regression line equation and R^2 on the ggplot . My code is:
9 Answers
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What is Turing Complete?
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Alan Turing created a machine that can take a program, run that program, and show some result. But then he had to create different machines for different programs. So he created "Universal Turing Machine" that can take ANY program and run it.
Programming languages are similar to those machines (...
Delete duplicate records in SQL Server?
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You can do this with window functions. It will order the dupes by empId, and delete all but the first one.
delete x from (
select *, rn=row_number() over (partition by EmployeeName order by empId)
from Employee
) x
where rn > 1;
Run it as a select to see what would be deleted:
select *...
How can I check the size of a collection within a Django template?
... |length I always get confused with jinja templating in Flask and with django. Thanks for the information. Really helpful.
– Doogle
Jul 29 '18 at 9:42
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How do I join two lists in Java?
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It is ugly but at least its fluent and can be used without multi line lambdas. I really wish there was a fluent addAll that returned the concatinated list.
– Usman Ismail
Jan 11 '18 at 15:06
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Google fonts URL break HTML5 Validation on w3.org
... pipe character is unsafe: Other characters are unsafe because gateways and other transport agents are known to sometimes modify such characters. These characters are "{", "}", "|", "\", "^", "~", "[", "]", and "`".
– steveax
Oct 20 '17 at 4:37
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