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Is having an 'OR' in an INNER JOIN condition a bad idea?
In trying to improve the speed of an immensely slow query (several minutes on two tables with only ~50,000 rows each, on SQL Server 2008 if it matters), I narrowed down the problem to an OR in my inner join, as in:
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What is the correct way of using C++11's range-based for?
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Let's start differentiating between observing the elements in the container
vs. modifying them in place.
Observing the elements
Let's consider a simple example:
vector<int> v = {1, 3, 5, 7, 9};
for (auto x : v)
cout << x << ' ';
The above code print...
Scrolling a flexbox with overflowing content
... Tab Atkins (author of the flexbox spec) about this, and this is what we came up with:
HTML:
<div class="content">
<div class="box">
<div class="column">Column 1</div>
<div class="column">Column 2</div>
<div class="column">Colum...
How to verify that method was NOT called in Moq?
How do I verify that method was NOT called in Moq ?
5 Answers
5
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In Python, how do you convert seconds since epoch to a `datetime` object?
The time module can be initialized using seconds since epoch:
4 Answers
4
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Difference between python3 and python3m executables
What is the difference between the /usr/bin/python3 and /usr/bin/python3m executibles?
1 Answer
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What is %2C in a URL?
I'm trying to understand the structure of a URL, and I'm seeing a lot of %2C . I'm guessing this is a result of some encoding. What does that stand for?
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Extract month and year from a zoo::yearmon object
I have a yearmon object:
7 Answers
7
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Find and extract a number from a string
I have a requirement to find and extract a number contained within a string.
29 Answers
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Where are environment variables stored in registry?
I need to access an environment variable remotely. To do this I think the best way is to read it from registry.
4 Answers...