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Convert timestamp in milliseconds to string formatted time in Java
...ormat("HH:mm:ss.SSS");
formatter.setTimeZone(TimeZone.getTimeZone("UTC"));
String dateFormatted = formatter.format(date);
See SimpleDateFormat for a description of other format strings that the class accepts.
See runnable example using input of 1200 ms.
...
URL Encode a string in jQuery for an AJAX request
...w can I either replace the space with a + , or just safely URL Encode the string?
5 Answers
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reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
...ces:
"Reads and writes of the following
data types are atomic: bool, char,
byte, sbyte, short, ushort, uint, int,
float, and reference types."
So, you can write to the volatile reference without risk of getting a corrupted value.
You should of course be careful with how you decide which...
Red black tree over avl tree
...ack tree.
AVL trees store the balance factor at each node. This takes O(N) extra space. However, if we know that the keys that will be inserted in the tree will always be greater than zero, we can use the sign bit of the keys to store the colour information of a red-black tree. Thus, in such cases r...
How to pass password to scp?
...assword generated chars can have a special interpretation in double quoted string interpolation
– TerryE
Jul 19 '14 at 12:50
7
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How to display long messages in logcat
...
If logcat is capping the length at 1000 then you can split the string you want to log with String.subString() and log it in pieces. For example:
int maxLogSize = 1000;
for(int i = 0; i <= veryLongString.length() / maxLogSize; i++) {
int start = i * maxLogSize;
int end = (i+1...
Can a Byte[] Array be written to a file in C#?
...le to a file."
The path of least resistance would be:
File.WriteAllBytes(string path, byte[] bytes)
Documented here:
System.IO.File.WriteAllBytes - MSDN
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What is the formal difference in Scala between braces and parentheses, and when should they be used?
...ain a couple of examples per the above three rules:
val tupleList = List[(String, String)]()
// doesn't compile, violates case clause requirement
val filtered = tupleList.takeWhile( case (s1, s2) => s1 == s2 )
// block of code as a partial function and parentheses omission,
// i.e. tupleList.ta...
What is the worst real-world macros/pre-processor abuse you've ever come across?
...t;< s << std::endl;}};
struct S{F out;};
public static void main(String[] args) {
System.out.println("Hello World!");
}
Challenge: Can anyone do it with fewer defines and structs? ;-)
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How to set a Default Route (To an Area) in MVC
...reViewEngine : VirtualPathProviderViewEngine
{
private static readonly string[] EmptyLocations = { };
public override ViewEngineResult FindView(
ControllerContext controllerContext, string viewName,
string masterName, bool useCache)
{
if (controllerContext == nul...