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What is a smart pointer and when should I use one?
...ted in C++11 and removed in C++17, so you shouldn't use it.
std::auto_ptr<MyObject> p1 (new MyObject());
std::auto_ptr<MyObject> p2 = p1; // Copy and transfer ownership.
// p1 gets set to empty!
p2->DoSomething(); // Works.
p1->DoSomething(); // O...
How to use JavaScript regex over multiple lines?
...e") with the standard DOM), and then search the text content of those results with a regexp if you need to match against the contents.
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Ruby: How to turn a hash into HTTP parameters?
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Note that this has different results for array values than both Addressable::URI and ActiveSupport's Object#to_query.
– Matt Huggins
Feb 14 '14 at 18:56
...
Auto-fit TextView for Android
...t per android developer's request:
Final effect:
Sample Layout file:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
android:padding="16dp" >
<com.vj.widget...
How to select a radio button by default? [duplicate]
...ve some radio buttons and I want one of them to be set as selected by default when the page is loaded. How can I do that?
5...
How to specify an area name in an action link?
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This is a very good tip! But it gives not expected results with MVC 2.. Small correction - Html.ActionLink("home", "Index", new { area = "", controller = "Home" })
– Alexander Beletsky
Nov 20 '10 at 10:36
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Get last element of Stream/List in a one-liner
...following listing contains a minimal example for the general case:
Stream<T> stream = ...; // sequential or parallel stream
Optional<T> last = stream.reduce((first, second) -> second);
This implementations works for all ordered streams (including streams created from Lists). For un...
Is std::vector so much slower than plain arrays?
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Using the following:
g++ -O3 Time.cpp -I <MyBoost>
./a.out
UseArray completed in 2.196 seconds
UseVector completed in 4.412 seconds
UseVectorPushBack completed in 8.017 seconds
The whole thing completed in 14.626 seconds
So array is twice as quick...
How to test android referral tracking?
...inal:
adb shell
am broadcast -a com.android.vending.INSTALL_REFERRER -n <your.package>/.<path.up.until.your.BroadcastReceiver> --es "referrer" "utm_source=test_source\&utm_medium=test_medium\&utm_term=test_term\&utm_content=test_content\&utm_campaign=test_name"
Here's...
Best way to test exceptions with Assert to ensure they will be thrown
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Although your code is functionally sound I do not recommend using the ExpectedException attribute (since it's too constraining and error-prone) or to write a try/catch block in each test (since it's too complicated and error-p...