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Plotting two variables as lines using ggplot2 on the same graph
... specific if one wants to choose specific colors rather than automatically selected colours by the function.
– I_m_LeMarque
Apr 5 '19 at 9:42
3
...
AngularJS : automatically detect change in model
...s model being deep dirty-checked, possibly multiple times). In that case, selective $watch()es or selective ng-change would be better.
– Mark Rajcok
Mar 15 '13 at 3:57
add a ...
How to change the name of a Django app?
...ete the permissions: delete from auth_permission where content_type_id in (select id from django_content_type where app_label = '<OldAppName>')
Delete content types: delete from django_content_type where app_label = '<OldAppName>'
Rename the folder of the app.
Change any references to y...
A non-blocking read on a subprocess.PIPE in Python
...
fcntl, select, asyncproc won't help in this case.
A reliable way to read a stream without blocking regardless of operating system is to use Queue.get_nowait():
import sys
from subprocess import PIPE, Popen
from threading import T...
SQL: How to get the count of each distinct value in a column?
...
SELECT
category,
COUNT(*) AS `num`
FROM
posts
GROUP BY
category
share
|
improve this answer
|
...
How To Capture A Minidump: Let Me Count The Ways - C/C++ - 清泛网 - 专注C/C++及内核技术
... in the Applications or the Processes tabs, right click on the process and select Create Dump File.
After the minidump is finished, you’ll see the dialog showing you where the dump was created. A nice hidden treat is that the path shown is a read only edit control you can select and copy so...
How to print register values in GDB?
...ax
# $1 = 0
set $eax = 1
p $eax
# $2 = 1
This syntax can also be used to select between different union members e.g. for ARM floating point registers that can be either floating point or integers:
p $s0.f
p $s0.u
From the docs:
Any name preceded by ‘$’ can be used for a convenience vari...
brew install gcc too time consuming
...led. These are separate from XCode proper. You can install them with xcode-select --install.
There is no particular need to install a particular version of gcc (and I think those may not be bottled, so they will be equally slow).
In general, interrupting Homebrew with Ctrl+C is safe and Homebrew w...
Optimise PostgreSQL for fast testing
... table, manipulating it however you need to, then doing an INSERT INTO ... SELECT ... to copy it to the final table. Note that temporary tables are per-session; if your session ends or you lose your connection then the temp table goes away, and no other connection can see the contents of a session's...
Focus-follows-mouse (plus auto-raise) on Mac OS X
...
iTerm2 has this functionality built in... in Preferences, select the Pointer tab, down at the bottom is a "Focus follows mouse" option. It will even grab the focus away from the currently active app (i.e. say your browser is the active app and you're typing in a browser field... mo...