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Adding n hours to a date in Java?
... .plusHours( 8 )
Or…
myJavaUtilDate.toInstant() // Convert from legacy class to modern class, an `Instant`, a point on the timeline in UTC with resolution of nanoseconds.
.plus( // Do the math, adding a span of time to our moment, our `Insta...
A numeric string as array key in PHP
...se a numeric string like "123" as a key in a PHP array, without it being converted to an integer?
11 Answers
...
Convert array of strings to List
... 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: true,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix...
How can I check a C# variable is an empty string “” or null? [duplicate]
...
Cheap trick:
Convert.ToString((object)stringVar) == “”
This works because Convert.ToString(object) returns an empty string if object is null. Convert.ToString(string) returns null if string is null.
(Or, if you're using .NET 2.0 y...
What does the explicit keyword mean?
...that the compiler can use constructors callable with a single parameter to convert from one type to another in order to get the right type for a parameter.
Here's an example class with a constructor that can be used for implicit conversions:
class Foo
{
public:
// single parameter constructor, can...
How to detect user inactivity in Android
...ple instances of the Handler and Runnable for each Activity created. If we convert these two members to static, this will be avoided. Also, could you tell me why have you called stopDisconnectTimer() in onStop()?`
– Gaurav Bhor
Aug 27 '14 at 5:06
...
NSRange to Range
How can I convert NSRange to Range<String.Index> in Swift?
13 Answers
13
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Encrypt and decrypt a string in C#?
... {
// prepend the IV
msEncrypt.Write(BitConverter.GetBytes(aesAlg.IV.Length), 0, sizeof(int));
msEncrypt.Write(aesAlg.IV, 0, aesAlg.IV.Length);
using (CryptoStream csEncrypt = new CryptoStream(msEncrypt, encryptor, CryptoStreamMode.W...
How to convert string to Title Case in Python?
Example:
9 Answers
9
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string.charAt(x) or string[x]?
...llo'.charAt(true) // 'e'
The charAt function depends on how the index is converted to a Number in the spec.
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