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How to read the output from git diff?
The man page for git-diff is rather long, and explains many cases which don't seem to be necessary for a beginner. For example:
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What is the difference between Int and Integer?
In Haskell, what is the difference between an Int and an Integer ? Where is the answer documented?
6 Answers
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How to iterate through SparseArray?
Is there a way to iterate over Java SparseArray (for Android) ? I used sparsearray to easily get values by index. I could not find one.
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Quick Way to Implement Dictionary in C
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why is here hashval = *s + 31 * hashval; exactly 31 and not anything else?
– アレックス
Sep 25 '14 at 8:50
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Passing by reference in C
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Because you're passing the value of the pointer to the method and then dereferencing it to get the integer that is pointed to.
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Android: I am unable to have ViewPager WRAP_CONTENT
...e biggest of its actual children, that is, only the currently visible item and the directly adjacent ones. Calling setOffscreenPageLimit(total number of children) on the ViewPager solves this and results in a ViewPager whose size is set to the biggest of all its items and never resizes. 2. WebViews...
Call one constructor from another
...adonly field needs to be set, the code which sets it could call the method and assign the field using the return value, but any number of fields may be written directly with ref. Also, in case it matters, changes made via the ref parameter take place immediately, even before the function returns, w...
Variable declared in for-loop is local variable?
...laration
(Section 8.5.1) is the block in which the declaration occurs.
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The scope of a local variable declared in a for-initializer of a for
statement (Section 8.8.3) is the for-initializer, the for-condition,
the for-iterator, and the contained statement of the for statement.
And a...
Get the index of the nth occurrence of a string?
...if you think about it. (IndexOf will return as soon as it finds the match, and you'll keep going from where it left off.)
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Why does auto a=1; compile in C?
... old C keyword that means "local scope". auto a is the same as auto int a, and because local scope is the default for a variable declared inside a function, it's also the same as int a in this example.
This keyword is actually a leftover from C's predecessor B, where there were no base types: every...