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How to get diff working like git-diff?
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Install colordiff from your apt/yum/pacman repository and use it.
– iBug
Jul 29 '18 at 8:14
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MySQL query to get column names?
...a virtual database. Specifically the INFORMATION_SCHEMA.COLUMNS table...
SELECT `COLUMN_NAME`
FROM `INFORMATION_SCHEMA`.`COLUMNS`
WHERE `TABLE_SCHEMA`='yourdatabasename'
AND `TABLE_NAME`='yourtablename';
It's VERY powerful, and can give you TONS of information without need to parse text (...
Is there any way to redraw tmux window when switching smaller monitor to bigger one?
...h with Terminal.app. When you "tmux attach" with bigger resolution monitor from smaller one you previously started tmux, it draws dots around the console. It doesn't fit the new window size. Is there any way to redraw and clean the window? CTRL + L or CTRL - B + R doesn't help. I couldn't find...
Show MySQL host via SQL Command
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To get current host name :-
select @@hostname;
show variables where Variable_name like '%host%';
To get hosts for all incoming requests :-
select host from information_schema.processlist;
Based on your last comment,
I don't think you can resolve IP...
How to insert a text at the beginning of a file?
... @ychaouche - presumably because there's no portable way to prevent echo from adding a newline?
– Toby Speight
Mar 30 '16 at 9:47
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UnicodeDecodeError when redirecting to file
...nt >>sys.stderr,sys.stdout.encoding
print uni
Output (run directly from terminal)
cp437
αßΓπΣσµτΦΘΩδ∞φ
Python correctly determined the encoding of the terminal.
Output (redirected to file)
None
Traceback (most recent call last):
File "C:\ex.py", line 5, in <module>...
How to get first record in each group using Linq
...roup element by element.F1
into groups
select groups.OrderBy(p => p.F2).First();
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Clicking the text to select corresponding radio button
...t; and has 4 possible choices, using radio buttons to allow the user to select his/her answer. The current HTML for a single question looks like:
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Activate a virtualenv via fabric as deploy user
...th Fabric 1.0 you can make use of prefix() and your own context managers.
from __future__ import with_statement
from fabric.api import *
from contextlib import contextmanager as _contextmanager
env.hosts = ['servername']
env.user = 'deploy'
env.keyfile = ['$HOME/.ssh/deploy_rsa']
env.directory = '...
Difference between jQuery parent(), parents() and closest() functions
I have been using jQuery for a while. I wanted to use the parent() selector. I also came up with the closest() selector. Could not find any difference between them. Is there any? If yes, what?
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