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WaitAll vs WhenAll
...lic class CustomException : Exception
{
public CustomException(String message) : base(message)
{ }
}
static void WaitAndThrow(int id, int waitInMs)
{
Console.WriteLine($"{DateTime.UtcNow}: Task {id} started");
Thread.Sleep(waitInMs);
throw ne...
Type Checking: typeof, GetType, or is?
...is basically a whole bunch of methods with the appropriate type. Example:
string Foo<T>(T parameter) { return typeof(T).Name; }
Animal probably_a_dog = new Dog();
Dog definitely_a_dog = new Dog();
Foo(probably_a_dog); // this calls Foo<Animal> and returns "Animal"
Foo<Animal>...
When should I use a struct instead of a class?
....X = x;
this.Y = y;
this.Z = z;
}
public override string ToString()
{
return "(X=" + this.X + ", Y=" + this.Y + ", Z=" + this.Z + ")";
}
public override int GetHashCode()
{
return (this.X + 2) ^ (this.Y + 2) ^ (this.Z + 2);
}
public ...
Converting XDocument to XmlDocument and vice versa
...MyTest
{
internal class Program
{
private static void Main(string[] args)
{
var xmlDocument = new XmlDocument();
xmlDocument.LoadXml("<Root><Child>Test</Child></Root>");
var xDocument = xmlDocument.ToXDocument();
...
How do I extract the contents of an rpm?
... rpm2cpio commmand? See the example below:
$ rpm2cpio php-5.1.4-1.esp1.x86_64.rpm | cpio -idmv
/etc/httpd/conf.d/php.conf
./etc/php.d
./etc/php.ini
./usr/bin/php
./usr/bin/php-cgi
etc
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How do I get the 'clear' command in Cygwin?
...e cygcheck command to check what package it is in (adding .exe to your cmd string, in this example: clear.exe)
> cygcheck -p 'clear.exe'
Found 4 matches for clear.exe
ncurses-debuginfo-5.9-20150307-1 - ncurses-debuginfo: Debug info for ncurses (installed binaries and support files)
ncurses-debug...
Add x and y labels to a pandas plot
...abel')
plt.ylabel('ylabel')
plt.show()
Obviously you have to replace the strings 'xlabel' and 'ylabel' with what you want them to be.
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...
Regular Expressions: Is there an AND operator?
...
Doesn't ^ mean "beginning of string" in regex syntax?
– Lambda Fairy
Dec 30 '13 at 1:57
3
...
Android Fragment handle back button press [duplicate]
...
I'd rather do something like this:
private final static String TAG_FRAGMENT = "TAG_FRAGMENT";
private void showFragment() {
final Myfragment fragment = new MyFragment();
final FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
transactio...
How to add a filter class in Spring Boot?
...nt
public class XClacksOverhead implements Filter {
public static final String X_CLACKS_OVERHEAD = "X-Clacks-Overhead";
@Override
public void doFilter(ServletRequest req, ServletResponse res,
FilterChain chain) throws IOException, ServletException {
HttpServletResponse response = ...