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Mechanisms for tracking DB schema changes [closed]
...version number of the database. The N.sql files are crafted by hand, to go from version (N-1) to version N of the database.
They can be used to add tables, add columns, migrate data from an old to a new column format then drop the column, insert "master" data rows such as user types, etc. Basically...
Converting SVG to PNG using C# [closed]
...plemented - I checked the source code. @FrankHale I had to remove an xmlns from the svg because raphael added it twice.
– fireydude
Oct 30 '13 at 10:24
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What is the difference between memoization and dynamic programming?
...t (which typically recurses down to solve the sub-problems).
A good slide from here (link is now dead, slide is still good though):
If all subproblems must be solved at least once, a bottom-up dynamic-programming algorithm usually outperforms a top-down memoized algorithm by a constant facto...
How to change line width in IntelliJ (from 120 character)
...
You are without fault and a beautiful human being. From the depths of my heart and my soul, you have my undying gratitude, for now and always.
– Darth Egregious
Oct 5 '17 at 21:04
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How to save a list as numpy array in python?
Is possible to construct a NumPy array from a python list?
9 Answers
9
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How to upgrade R in ubuntu? [closed]
... one,so it is convenient to check this post. Then, follow the instructions from here
Open the sources.list file:
sudo nano /etc/apt/sources.list
Add a line with the source from where the packages will be retrieved. For example:
deb https://cloud.r-project.org/bin/linux/ubuntu/ version/
R...
Django Reverse with arguments '()' and keyword arguments '{}' not found
...for generating activation link and send it via email of course. So i think from tests.py it will be same.
The correct way to do this is following:
from django.test import Client
from django.core.urlresolvers import reverse
#app name - name of the app where the url is defined
client= Client()
resp...
How to migrate GIT repository from one server to a new one
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Would this only copy a single branch from the old repository to the new one?
– Andrew Grimm
Feb 28 '12 at 23:42
34
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How to initialize an array's length in JavaScript?
...ray is filled afterwards, but the performance gain (if any) seem to differ from browser to browser.
jsLint does not like new Array() because the constructer is ambiguous.
new Array(4);
creates an empty array of length 4. But
new Array('4');
creates an array containing the value '4'.
Regardin...
Do git tags get pushed as well?
...very advise someone to use git push origin <tag_name> now." - copied from stackoverflow.com/a/5195913/4130619
– reducing activity
Aug 10 '15 at 16:46
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