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How to select a CRAN mirror in R
...
options(repos=r)
})
which is in ~/.Rprofile.
Edit: As it is now 2018, we can add that for the last few years the URL "https://cloud.r-project.org" has been preferable as it reflects a) https access and b) an "always-near-you" CDN.
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jQuery and AJAX response header
...
UPDATE 2018 FOR JQUERY 3 AND LATER
I know this is an old question but none of the above solutions worked for me. Here is the solution that worked:
//I only created this function as I am making many ajax calls with different urls a...
Duplicating a MySQL table, indices, and data
...le('tableName');
Which will result in a duplicate table called tableName_20181022235959 If called when
SELECT NOW();
results:
2018-10-22 23:59:59
Implementation
DELIMITER $$
CREATE PROCEDURE duplicate_table(IN tableName VARCHAR(255))
BEGIN
DECLARE schemaName VARCHAR(255) DEFAULT SCH...
Create an array with same element repeated multiple times
...'a').split(''); // returns ['a','a','a','a','a'] (5 times)
Update (01/06/2018):
Now you can have a set of characters repeating.
new Array(5).fill('a'); // give the same result as above;
// or
Array.from({ length: 5 }).fill('a')
Note: Check more about fill(...) and from(...) for compatibility a...
Optimize Font Awesome for only used classes
...nk helped me with the integration of the new icons
https://tonyxu.io/posts/2018/use-icomoon-to-reduce-fontawesome-size/
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Convert from ASCII string encoded in Hex to plain ASCII?
...\x75 \x6c"
Example
user@linux:~# python
Python 2.7.14+ (default, Mar 13 2018, 15:23:44)
[GCC 7.3.0] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> print "\x70 \x61 \x75 \x6c"
p a u l
>>> exit()
user@linux:~#
or
Python 2 One-Liner
pyt...
How to select rows that have current day's timestamp?
...irectly write it like :
select * from `table_name` where timestamp >= '2018-07-07';
// here the timestamp is the name of the column having type as timestamp
or
For fetching today date , CURDATE() function is available , so :
select * from `table_name` where timestamp >= CURDATE();
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How to Test Facebook Connect Locally
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@kolistivra developers.facebook.com/blog/post/2018/06/08/…
– Simon_Weaver
Dec 3 '18 at 23:56
...
Show just the current branch in Git
...a simpler approach: git branch --show-current.
See commit 0ecb1fc (25 Oct 2018) by Daniels Umanovskis (umanovskis).
(Merged by Junio C Hamano -- gitster -- in commit 3710f60, 07 Mar 2019)
branch: introduce --show-current display option
When called with --show-current, git branch will pri...
pip install mysql-python fails with EnvironmentError: mysql_config not found
...self
the mysql suite.
Update: For recent versions of debian/ubuntu (as of 2018) it is
sudo apt install default-libmysqlclient-dev
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