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Retrieve a Fragment from a ViewPager
...
If all you need to do is get the currently selected Fragment, this is all you need - the method setPrimaryItem is set on attach and also on every updated to the internal set of the Fragment as the current item.
– Graeme
Jul 17 '1...
Fluid width with equally spaced DIVs
...g
.box1, .box2, .box3, .box4 { ...
to
#container > div { ...
This selects any div that is the first child of the #container div, and no others below it. To generalize the background colors, you can use the CSS3 nth-order selector, although it's only supported in IE9+ and other modern browse...
How fast is D compared to C++?
...out printing code and replaced writefln with writeln
Changed imports to be selective
Used pow operator (^^) instead of manual multiplication for final step of calculating average
Removed the size_type and replaced appropriately with the new index_type alias
...thus resulting in scalar2.cpp (pasteb...
MongoDB Many-to-Many Association
...ey use their own N1QL. This is an example of a JOIN from their tutorials:
SELECT usr.personal_details, orders
FROM users_with_orders usr
USE KEYS "Elinor_33313792"
JOIN orders_with_users orders
ON KEYS ARRAY s.order_id FOR s IN usr.shipped...
What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...t more portable, but also increases the risk that the wrong interpreter is selected because it searches for a match in every directory on the executable search path. It also suffers from the same problem in that the path to the env binary may also be different on a per-machine basis."-Wikipedia
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Why JavaScript rather than a standard browser virtual machine?
...loping fast.
JavaScript is an ugly language, but through careful use of a selective subset of features, and support from suitable object libraries, it can generally be made fairly tolerable. It seems incremental, practical additions to JavaScript are the only way web scripting is likely to move on....
Is VB really case insensitive?
... You can turn off auto-correct by cheating. Right-click on a vb file and select "Open With". Then pick something like "XML (Text) Editor". You will lose all the VB-specific functionality like auto-correct.
– Jonathan Allen
Feb 20 '10 at 20:03
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How can I know which parts in the code are never used?
...instead of exporting (using e.g. -fvisibility=hidden), and then explicitly select the exported functions that you need to export.
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How do I find Waldo with Mathematica?
...at should have Waldo in it. Exclude all other areas (e.g., for each area, select a circle twice as big as the average person size), and then run the process that @Heike laid out with removing all but red, and so on.
Any thoughts on how to code this?
Edit:
Thoughts on how to code this . . . e...
public friend swap member function
...call:
using std::swap; // allow use of std::swap...
swap(x, y); // ...but select overloads, first
// that is, if swap(x, y) finds a better match, via ADL, it
// will use that instead; otherwise it falls back to std::swap
What is a friend function? There is confusion around this area.
Before C++...