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Difference Between Invoke and DynamicInvoke
...ou just know that it is Delegate, it has to resolve the parameters etc manually - this might involve unboxing, etc - a lot of reflection is going on. For example:
Delegate slowTwice = twice; // this is still the same delegate instance
object[] args = { i };
object result = slowTwice.DynamicInvoke(a...
What is the syntax for “not equal” in SQLite?
...
You can use <> operator
You will find here all the basic sql statements
http://www.firstsql.com/tutor2.htm
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Split string into an array in Bash
...;<< "$string"
Note that the characters in $IFS are treated individually as separators so that in this case fields may be separated by either a comma or a space rather than the sequence of the two characters. Interestingly though, empty fields aren't created when comma-space appears in the in...
Add column to SQL Server
...erver 2008 the first one is a metadata only change. The second will update all rows.
In SQL Server 2012+ Enterprise edition the second one is a metadata only change too.
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Converting String array to java.util.List
...>(Arrays.asList(new String[]{"one", "two", "three"}));
This will copy all elements from the source array into a new list (complexity: O(n))
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Value of type 'T' cannot be converted to
...
Addition: C++ templates are essentially cut-and-paste at compile time with the correct values substituted. In C# the actual generic template (not an "instantiation" of it) exists after compilation and thus must (pardon the pun) be generic across the specified ...
Javascript split regex question
... answered Jan 23 '12 at 17:02
Allan RuinAllan Ruin
4,44366 gold badges2828 silver badges4040 bronze badges
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Verify a method call using Moq
...'re checking the wrong method. Moq requires that you Setup (and then optionally Verify) the method in the dependency class.
You should be doing something more like this:
class MyClassTest
{
[TestMethod]
public void MyMethodTest()
{
string action = "test";
Mock<SomeCl...
iOS White to Transparent Gradient Layer is Gray
I have a CAGradientLayer inserted to the bottom of this small detail view that pops up at the bottom of the app. As you can see, I've set the colors from white to clear, but there's this strange gray tint that is showing up. Any ideas?
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How to show SQL queries run in the Rails console?
... Perfect, just what I needed. Have any recommendation where to go find small tricks such as these are documented?
– randombits
May 29 '10 at 18:18
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