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What are POD types in C++?
I've come across this term POD-type a few times.
What does it mean?
9 Answers
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In MySQL queries, why use join instead of where?
...seems like to combine two or more tables, we can either use join or where. What are the advantages of one over the other?
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What is the best way to implement nested dictionaries?
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What is the best way to implement nested dictionaries in Python?
This is a bad idea, don't do it. Instead, use a regular dictionary and use dict.setdefault where apropos, so when keys are missing under normal usage you get t...
What is “Power Save Mode” in IntelliJ IDEA and other Jetbrains IDEs?
...see no readily available Google search results that answer this question. What is it, and what is it used for?
2 Answers
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Git Pull While Ignoring Local Changes?
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What if you cannot possibly not have a local change vs head? E.g. the repo was made on a case sensitive file system and is cloned on a case insensitive file system and there's 2 files with same name different casing?
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What is C# analog of C++ std::pair?
I'm interested: What is C#'s analog of std::pair in C++? I found System.Web.UI.Pair class, but I'd prefer something template-based.
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What do 'lazy' and 'greedy' mean in the context of regular expressions?
...>. This means it will match <em>Hello World</em> instead of what you wanted.
Making it lazy (<.+?>) will prevent this. By adding the ? after the +, we tell it to repeat as few times as possible, so the first > it comes across, is where we want to stop the matching.
I'd enco...
What exactly is Arel in Rails 3.0?
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What exactly is Arel in Rails 3.0?
It's an object model for an algebra of relational query operators.
I understand that it is a replacement for ActiveRecord
No, it isn't. It's a replacement for hand-crafting SQL queries in...
Cosmic Rays: what is the probability they will affect a program?
...ng the program, and it occurred to me that I didn't have the faintest idea what that probability is.
15 Answers
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Numpy where function multiple conditions
...Out[235]: (array([ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]),)
What you were expecting to compare was simply the boolean array, for example
In [236]: dists >= r
Out[236]:
array([False, False, False, False, False, False, False, False, False,
False, True, True, True, True, ...