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How do I decode HTML entities in Swift?
I am pulling a JSON file from a site and one of the strings received is:
23 Answers
23...
Most efficient way to check for DBNull and then assign to a variable?
...o extension methods:
public static T? GetValue<T>(this DataRow row, string columnName) where T : struct
{
if (row.IsNull(columnName))
return null;
return row[columnName] as T?;
}
public static string GetText(this DataRow row, string columnName)
{
if (row.IsNull(columnNam...
Find a pair of elements from an array whose sum equals a given number
... java.util.HashMap;
public class ArrayPairSum {
public static void main(String[] args) {
int []a = {2,45,7,3,5,1,8,9};
printSumPairs(a,10);
}
public static void printSumPairs(int []input, int k){
Map<Integer, Integer> pairs = new HashMap<Integer, Integer&g...
Log to the base 2 in python
...n_function_or_method
Base Class: <type 'builtin_function_or_method'>
String Form: <built-in function log>
Namespace: Interactive
Docstring:
log(x[, base]) -> the logarithm of x to the given base.
If the base not specified, returns the natural logarithm (base e) of x.
In ...
jQuery scroll to element
... individual element 100 pixels down
Options:
scrollTarget: A element, string, or number which indicates desired scroll position.
offsetTop: A number that defines additional spacing above scroll target.
duration: A string or number determining how long the animation will run.
easing: A string...
Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
...rrectly and you should see the correct behavior:
public static void main (String[] args) {
Byte b1=127;
Byte b2=127;
Short s1=127; //incorrect should use Byte
Short s2=127; //incorrect should use Byte
Short s3=128;
Short s4=128;
Integer i1=127; //incorrect should use B...
Removing multiple keys from a dictionary safely
...staggering number of people appear unbothered by this :) I don't mind the extra line for existence checking personally, and it's significantly more readable unless you already know about pop(). On the other hand if you were trying to do this in a comprehension or inline lambda this trick could be ...
iPhone App Minus App Store?
... version="1.0">
<dict>
<key>appleId</key>
<string></string>
<key>artistId</key>
<integer>0</integer>
<key>artistName</key>
<string>MYCOMPANY</string>
<key>buy-only</key>
<t...
Quicksort vs heapsort
...d pivot (yes, there is an overhead to get a good pivot).
static void Main(string[] args)
{
int[] arrToSort = new int[100000000];
var r = new Random();
for (int i = 0; i < arrToSort.Length; i++) arrToSort[i] = r.Next(1, arrToSort.Length);
Console.WriteLine("Press q to quick sort,...
What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?
...e stored as compact varints / float64, and only blob and text is stored as strings
– phiresky
May 17 '19 at 10:12
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