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Eclipse “Invalid Project Description” when creating new project from existing source
...m not sure if it will use the same folder as in your workspace. Eclipse really likes to create its own directories...
– John Leehey
Apr 26 '11 at 17:10
6
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Why is Class.newInstance() “evil”?
... This is the very nature of reflection in general ... not at all specific to Constructor.newInstance().
– Ryan Delucchi
Oct 24 '08 at 23:35
29
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How to use if - else structure in a batch file?
...stion about if - else structure in a batch file. Each command runs individually, but I couldn't use "if - else" blocks safely so these parts of my programme doesn't work. How can I do make these parts run? Thank you.
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Clicking the back button twice to exit an activity
...ode uses System.currentTimeMillis(); to store the time onBackPressed() is called;
private static final int TIME_INTERVAL = 2000; // # milliseconds, desired time passed between two back presses.
private long mBackPressed;
@Override
public void onBackPressed()
{
if (mBackPressed + TIME_INTERVAL ...
How can I see the specific value of the sql_mode?
...
The combination modes are all documented here: dev.mysql.com/doc/refman/5.5/en/server-sql-mode.html. For example, here you can see which 7 modes comprise the ORACLE combination mode: dev.mysql.com/doc/refman/5.5/en/…
– Ike Walk...
arrow operator (->) in function heading
...) + std::declval<T2>())
compose(T1 a, T2 b);
except it's getting really verbose now. So the alternate declaration syntax was proposed and implemented and now you can write
template <typename T1, typename T2>
auto compose(T1 a, T2 b) -> decltype(a + b);
and it's less verbose and t...
How do I use raw_input in Python 3
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There was originally a function input() which acted something like the current eval(input()). It was a leftover from when Python was less security conscious. The change simplified the language. See also "import this" for a deeper explanat...
HTML/CSS: Make a div “invisible” to clicks?
...the overlay.
See the first answer to this question:
HTML "overlay" which allows clicks to fall through to elements behind it
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How to have conditional elements and keep DRY with Facebook React's JSX?
How do I optionally include an element in JSX? Here is an example using a banner that should be in the component if it has been passed in. What I want to avoid is having to duplicate HTML tags in the if statement.
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Break or return from Java 8 stream forEach?
... This works if finding an object was the goal, but that goal is usually served by a return statement from a findSomething method. break is more usually associated with a take while-kind of operation.
– Marko Topolnik
Apr 26 '14 at 19:53
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