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Plotting a list of (x, y) coordinates in python matplotlib
... So there is no way to have a np.array of data=np.array([[x1,y1],[x2,y2],etc.]) and using plt.plot(data). I'll always have to give two arrays instead of arrays of arrays?
– Max Coplan
Dec 3 '18 at 16:15
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How to run Django's test database only in memory?
...do service mysql stop
$ sudo cp -pRL /var/lib/mysql /dev/shm/mysql
$ vim /etc/mysql/my.cnf
# datadir = /dev/shm/mysql
$ sudo service mysql start
Beware, it's just for testing, after reboot your database from memory is lost!
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Thou shalt not inherit from std::vector
...of different types of iterators: const iterators, random access iterators, etc.
Therefore I recommend you to accept this convention and design your algorithms in such way that they won't care about what is the container they're working on - and they would only require a specific type of iterator wh...
How to add a footer to a UITableView in Storyboard
...an then drag subviews such as labels and buttons there, adjust the height, etc.
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When should I use a struct instead of a class?
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Use a structure if:
It will act like a primitive type (int, long, byte, etc.).
It must have a small memory footprint.
You are calling a P/Invoke method that requires a structure to be passed in by
value.
You need to reduce the impact of garbage collection on application performance.
Its fields ne...
How to generate a core dump in Linux on a segmentation fault?
...where %e is the process name and %t the system time. You can change it in /etc/sysctl.conf and reloading by sysctl -p.
If the core files are not generated (test it by: sleep 10 & and killall -SIGSEGV sleep), check the limits by: ulimit -a.
If your core file size is limited, run:
ulimit -c unl...
What is PAGEIOLATCH_SH wait type in SQL Server?
...t is disk intensive, what requires a full index scan, what requires a sort etc
– Greg B
Feb 3 '11 at 11:42
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invalid multibyte char (US-ASCII) with Rails and Ruby 1.9
...ontroller < ApplicationController
Now you can use ö, ä ,ü, ß, "", etc.
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jquery data selector
...d assigned as needed in an incrimental way to each element, e.g., 1, 2, 3, etc. That climbing ID will be exposed in jQuery 1.4.3 I believe, based off the git comments the other day. I would assume the HTML 5 route would be faster, depends what browser optimizations are available (I'm sure more wil...
Flexbox not giving equal width to elements
.... With auto, that basis is the contents size (or defined size with width, etc.). As a result, items with bigger text within are being given more space overall in your example.
If you want your elements to be completely even, you can set flex-basis: 0. This will set the flex basis to 0 and then a...