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CSS: Setting width/height as Percentage minus pixels
I'm trying to create some re-usable CSS classes for more consistency and less clutter on my site, and I'm stuck on trying to standardize one thing I use frequently.
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Why does the default parameterless constructor go away when you create one with parameters
In C#, C++ and Java, when you create a constructor taking parameters, the default parameterless one goes away. I have always just accepted this fact, but now I've started wondering why.
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Why is “while ( !feof (file) )” always wrong?
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I'd like to provide an abstract, high-level perspective.
Concurrency and simultaneity
I/O operations interact with the environment. The environment is not part of your program, and not under your control. The environment truly exists "concurrently" with your program. As with all things concurr...
static function in C
...ogy to use here? Wouldn't object file be more accurate? From what I understand, a static function is hidden from the linker and the linker does not operate on translation units.
– Steven Eckhoff
Feb 13 '14 at 18:32
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What does principal end of an association means in 1:1 relationship in Entity framework
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In one-to-one relation one end must be principal and second end must be dependent. Principal end is the one which will be inserted first and which can exist without the dependent one. Dependent end is the one which must be inserted after the principal because it has foreign...
React.js: Wrapping one component into another
...fter
</div>
);
}
});
See Multiple Components: Children and Type of the Children props in the docs for more info.
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what is the right way to treat Python argparse.Namespace() as a dictionary?
...t is okay to access the __dict__ attribute. It is a well-defined, tested, and guaranteed behavior.
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How to replace multiple substrings of a string?
...t;>> pattern.sub(lambda m: rep[re.escape(m.group(0))], "(condition1) and --condition2--")
'() and --text--'
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What's the fastest way to do a bulk insert into Postgres?
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PostgreSQL has a guide on how to best populate a database initially, and they suggest using the COPY command for bulk loading rows. The guide has some other good tips on how to speed up the process, like removing indexes and foreign keys before loading the data (and adding them back afterward...
Pretty Printing a pandas dataframe
How can I print a pandas dataframe as a nice text-based table, like the following?
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