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Func delegate with no return type
...is this example
using System;
public class Program
{
private Func<string,string> FunctionPTR = null;
private Func<string,string, string> FunctionPTR1 = null;
private Action<object> ProcedurePTR = null;
private string Display(string message)
{
...
string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
Is use of string.IsNullOrEmpty(string) when checking a string considered as bad practice when there is string.IsNullOrWhiteSpace(string) in .NET 4.0 and above?
...
Is there any simple way to find out unused strings in Android project?
I have a huge Android project with many strings declared in strings.xml . I wanted to remove unused strings in strings.xml .
...
Is there a way to access an iteration-counter in Java's for-each loop?
...Ruby has a construct for this and Java should get it too... for(int idx=0, String s; s : stringArray; ++idx) doSomethingWith(s, idx);
– Nicholas DiPiazza
Mar 6 '14 at 22:37
...
iOS app error - Can't add self as subview
...ControllerDelegate protocol.
This includes the following method, which is called after the animation is complete:
navigationController:didShowViewController:animated:
Basically you want to move some code as needed into this method to ensure that no other actions that could cause a change to the N...
What's the @ in front of a string in C#?
...
It marks the string as a verbatim string literal - anything in the string that would normally be interpreted as an escape sequence is ignored.
So "C:\\Users\\Rich" is the same as @"C:\Users\Rich"
There is one exception: an escape sequen...
How often does python flush to a file?
...t size.
A negative buffering means to use the system default, which is usually line buffered for tty devices and fully buffered for other files.
If omitted, the system default is used.
code:
bufsize = 0
f = open('file.txt', 'w', buffering=bufsize)
...
Preventing console window from closing on Visual Studio C/C++ Console application
... (15.9.4) there is an option:
Tools->Options->Debugging->Automatically close the console
The corresponding fragment from the Visual Studio documentation:
Automatically close the console when debugging stops:
Tells Visual Studio to close the console at the end of a debugging session.
...
Using C# regular expressions to remove HTML tags
...express nested structures in a general way.
You could use the following.
String result = Regex.Replace(htmlDocument, @"<[^>]*>", String.Empty);
This will work for most cases, but there will be cases (for example CDATA containing angle brackets) where this will not work as expected.
...
Does JavaScript guarantee object property order?
...imply put, the iteration order is a combination of the insertion order for strings keys, and ascending order for number-like keys:
// key order: 1, foo, bar
const obj = { "foo": "foo", "1": "1", "bar": "bar" }
Using an array or a Map object can be a better way to achieve this. Map shares some simil...