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Matplotlib connect scatterplot points with line - Python
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'linestyle' was the good keyword search clue for me to path through the (gynormous) matplotlib docs.
– Reb.Cabin
Feb 14 '17 at 19:00
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initialize a vector to zeros C++/C++11
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You don't need initialization lists for that:
std::vector<int> vector1(length, 0);
std::vector<double> vector2(length, 0.0);
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How to do a less than or equal to filter in Django queryset?
...n or equal:
User.objects.filter(userprofile__level__gte=0)
Likewise, lt for less than and gt for greater than. You can find them all in the documentation.
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How to preview git-pull without doing fetch?
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For some reason that doesn't work for me. I tried git diff HEAD...origin/master and it didn't list any changes yet when i do 'pull origin master' it fetches and merges the changes. Is that because I set up the remote reposito...
How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on
How do I set global configuration for RSpec in Ubuntu.
6 Answers
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Group by & count function in sqlalchemy
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The documentation on counting says that for group_by queries it is better to use func.count():
from sqlalchemy import func
session.query(Table.column, func.count(Table.column)).group_by(Table.column).all()
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Coredata Error “data: ”
...ach of your returned objects will be a 'fault' until this point.
You can force the fetch request to return full objects using [request setReturnsObjectsAsFaults:NO], but in most cases what you have will be fine. Look at the documentation for NSFetchRequest for more information.
If you access one...
Calculate a percent with SCSS/SASS
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is there a similar function for px and em?
– Nick Ginanto
Nov 13 '12 at 11:22
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What are markers in Java Logging frameworks and what is a reason to use them?
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This is a rehashed version my answer to the question "Best practices for using Markers in SLF4J/Logback".
Markers can be used to color or mark a single log statement. What you do with these colors, i.e. markers, is entirely up to you. However, two patterns seem to be common for marker usage.
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JSON.parse unexpected character error
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I want to upvote for the first sentence, but why would you re-parse?
– Mathletics
Dec 15 '11 at 18:39
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