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How to exclude file only from root folder in Git
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From the documentation:
If the pattern does not contain a slash /, git treats it as a shell glob pattern and checks for a match against the pathname relative to the location of the .gitignore file (relative to the toplevel of the work tree if not fr...
What is the size of ActionBar in pixels?
...height of the ActionBar in XML, just use
?android:attr/actionBarSize
or if you're an ActionBarSherlock or AppCompat user, use this
?attr/actionBarSize
If you need this value at runtime, use this
final TypedArray styledAttributes = getContext().getTheme().obtainStyledAttributes(
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Why is there no std::stou?
...lemented by calling ...", because the C++ standard still has the global as-if rule: if the standard says std::sto* must be implemented as wrappers for the C library functions, and a valid program cannot tell that they aren't secretly implemented differently, the implementation is valid.
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How do I import an SQL file using the command line in MySQL?
... .sql file with an export from phpMyAdmin . I want to import it into a different server using the command line.
49 Answe...
Why XML-Serializable class need a parameterless constructor
...n instance to populate.
You can make your constructor private or internal if you want, just so long as it's parameterless.
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uint8_t vs unsigned char
...ll be storing small numbers, rather than a character.
Also it looks nicer if you're using other typedefs such as uint16_t or int32_t.
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How to identify server IP address in PHP
How can I identify the server IP address in PHP?
15 Answers
15
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Checking if a string is empty or null in Java [duplicate]
... to check for null or empty or string containing only spaces is like this:
if(str != null && !str.trim().isEmpty()) { /* do your stuffs here */ }
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Length of an integer in Python
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If you want the length of an integer as in the number of digits in the integer, you can always convert it to string like str(133) and find its length like len(str(123)).
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Can iterators be reset in Python?
... one crucial warning in the docs for it:
This itertool may require significant
auxiliary storage (depending on how
much temporary data needs to be
stored). In general, if one iterator
uses most or all of the data before
another iterator starts, it is faster
to use list() instead of t...