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Is there a standard naming convention for git tags? [closed]
... Prefixing 'v' is also quite useful when sorting tags in alphabetical order. Other tags may also exist; whether officially in a master repository or to track a developer's work locally. With 'v' prefixes the release tags form their own group, instead of being scattered all over the rest of the ...
What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association
...o understand this, you must take a step back. In OO, the customer owns the orders (orders are a list in the customer object). There can't be an order without a customer. So the customer seems to be the owner of the orders.
But in the SQL world, one item will actually contain a pointer to the other....
Vim and Ctags tips and tricks [closed]
I have just installed Ctags (to help with C++ development) with my Vim (or rather gVim), and would like to find out your favorite commands, macros, shortcuts, tips that go along with it...
...
How do I parallelize a simple Python loop?
...y parallelizing: {sum(output2) - (finish-start)}')
print(f'returned in order given: {repr(output3)}')
if __name__ == '__main__':
main()
And here's the output:
$ python3 -m futuretest
original inputs: [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
total time to execute 33 = sum([0, 3,...
How can I convert JSON to CSV?
... This code also assumes that the values will be output in the same order as the keys in the header row. While that may have worked by luck, it is by no means guaranteed.
– RyanHennig
Jul 28 '15 at 19:09
...
Default filter in Django admin
...
In order to achieve this and have a usable 'All' link in your sidebar (ie one that shows all rather than showing pending), you'd need to create a custom list filter, inheriting from django.contrib.admin.filters.SimpleListFilter ...
PDO mysql: How to know if insert was successful
... How do you look at the execute() value?
– Mallow
Jun 2 '11 at 21:53
29
No more like thi...
C++ Redefinition Header Files (winsock2.h)
...t;winsock2.h> #include <ws2tcpip.h> #include <windows.h> in order and was getting winsock2,h file not found. Included #define _WINSOCKAPI_ above all 3 includes still the same error
– Ava
Mar 8 '12 at 19:06
...
How to normalize an array in NumPy?
...iving optimal performance.
import numpy as np
def normalized(a, axis=-1, order=2):
l2 = np.atleast_1d(np.linalg.norm(a, order, axis))
l2[l2==0] = 1
return a / np.expand_dims(l2, axis)
A = np.random.randn(3,3,3)
print(normalized(A,0))
print(normalized(A,1))
print(normalized(A,2))
prin...
Remote debugging with Android emulator
... to notify a local adb server at startup; hence the need to restart adb in order for it to probe the local 5554+ ports.
Note that the localhost in the ssh command refers to the local interface of the remote machine.
adb devices showed a new emulator — emulator-5554 — and I could use it as if i...