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Should one use < or
... When using something 1-based (e.g. JDBC, IIRC) I might be tempted to use <=. So:
for (int i=0; i < count; i++) // For 0-based APIs
for (int i=1; i <= count; i++) // For 1-based APIs
I would expect the performance difference to be insignificantly small in real-world code.
...
How do I concatenate or merge arrays in Swift?
...oncatenating the elements of a collection and a sequence.
static func + <Other>(lhs: Array<Element>, rhs: Other) -> Array<Element> where Other : Sequence, Self.Element == Other.Element
The following Playground sample code shows how to merge two arrays of type [Int] into a ne...
How to make the overflow CSS property work with hidden as value
...
top: 70%;
width: 40px;
height: 80px;
background: yellow;
}
<span class="outer">
Some text
<span class="inner"></span>
</span>
<span class="outer" style="display:inline-block;">
Some text
<span class="inner"></span>
</span>...
How to insert values into C# Dictionary on instantiation?
...ry/bb531208.aspx
Example:
In the following code example, a Dictionary<TKey, TValue> is
initialized with instances of type StudentName:
var students = new Dictionary<int, StudentName>()
{
{ 111, new StudentName {FirstName="Sachin", LastName="Karnik", ID=211}},
{ 112, new ...
what is reverse() in Django
...ew, name='url_name'),
In a template you can then refer to this url as:
<!-- django <= 1.4 -->
<a href="{% url url_name %}">link which calls some_view</a>
<!-- django >= 1.5 or with {% load url from future %} in your template -->
<a href="{% url 'url_name' %}">...
Why is there no SortedList in Java?
...d to worry about (or have) duplicate elements then you can use the TreeSet<T> instead. It implements SortedSet and NavigableSet interfaces and works as you'd probably expect from a list:
TreeSet<String> set = new TreeSet<String>();
set.add("lol");
set.add("cat");
// automatically ...
How to center align the ActionBar title in Android?
...
To have a centered title in ABS (if you want to have this in the default ActionBar, just remove the "support" in the method names), you could just do this:
In your Activity, in your onCreate() method:
getSupportActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
getSupportActionBar...
In Java, is there a way to write a string literal without having to escape quotes?
...on marks inside it. You could escape them all, but it's a pain, and difficult to read.
8 Answers
...
Fastest way to reset every value of std::vector to 0
What's the fastest way to reset every value of a std::vector<int> to 0 and keeping the vectors initial size ?
6 An...
Map implementation with duplicate keys
...
You are searching for a multimap, and indeed both commons-collections and Guava have several implementations for that. Multimaps allow for multiple keys by maintaining a collection of values per key, i.e. you can put a single object into the map, but ...