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Why is the tag deprecated in HTML?
...n property to center. This guarantees that the element will be centered in all modern browsers.
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What's the difference between UTF-8 and UTF-8 without BOM?
... a sequence of bytes at the start of a text stream (0xEF, 0xBB, 0xBF) that allows the reader to more reliably guess a file as being encoded in UTF-8.
Normally, the BOM is used to signal the endianness of an encoding, but since endianness is irrelevant to UTF-8, the BOM is unnecessary.
According to...
What is opinionated software?
...t Microsoft tends to write "un-opinionated" frameworks. What does this actually mean?
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How to filter Pandas dataframe using 'in' and 'not in' like in SQL
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If you're actually dealing with 1-dimensional arrays (like in you're example) then on you're first line use a Series instead of a DataFrame, like @DSM used: df = pd.Series({'countries':['US','UK','Germany','China']})
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Git error on commit after merge - fatal: cannot do a partial commit during a merge
...t adding "-i" to the commit command fixes this problem for me. The -i basically tells it to stage additional files before committing.
That is:
git commit -i myfile.php
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How to preview git-pull without doing fetch?
...EAD...origin/master (three dots not two) to show a single diff.
There normally isn't any need to undo a fetch, because doing a fetch only updates the remote branches and none of your branches. If you're not prepared to do a pull and merge in all the remote commits, you can use git cherry-pick to ac...
Why use static_cast(x) instead of (int)x?
...e main reason is that classic C casts make no distinction between what we call static_cast<>(), reinterpret_cast<>(), const_cast<>(), and dynamic_cast<>(). These four things are completely different.
A static_cast<>() is usually safe. There is a valid conversion in the...
resize ipython notebook output window
By default the ipython notebook ouput is limited to a small sub window at the bottom. This makes us force to use separate scroll bar that comes with the output window, when the output is big.
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How to fix “Referenced assembly does not have a strong name” error?
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To avoid this error you could either:
Load the assembly dynamically, or
Sign the third-party assembly.
You will find instructions on signing third-party assemblies in .NET-fu: Signing an Unsigned Assembly (Without Delay Signing).
Signing Third-Party Assemblies
The basic principle t...
Difference between Python's Generators and Iterators
...ry generator is an iterator, but not vice versa. A generator is built by calling a function that has one or more yield expressions (yield statements, in Python 2.5 and earlier), and is an object that meets the previous paragraph's definition of an iterator.
You may want to use a custom iterator, ra...