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Wrap a delegate in an IEqualityComparer
...bool to implement IEqualityComparer<T> ? It's easy enough to write one (if your ignore problems with defining a correct hashcode), but I'd like to know if there is an out-of-the-box solution.
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How to request Google to re-crawl my website? [closed]
Does someone know a way to request Google to re-crawl a website? If possible, this shouldn't last months. My site is showing an old title in Google's search results. How can I show it with the correct title and description?
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Adding elements to object
...ity = quantity;
cart.push({element: element});
JSON.stringify() was mentioned as a concern in the comment:
>> JSON.stringify([{a: 1}, {a: 2}])
"[{"a":1},{"a":2}]"
share
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improve t...
How do pointer to pointers work in C?
...bove), and you guessed it: it is itself stored at address 60.
As to why one uses pointers to pointers:
The name of an array usually yields the address of its first element. So if the array contains elements of type t, a reference to the array has type t *. Now consider an array of arrays of typ...
Git: How to remove file from index without deleting files from any repository
...tment required for your configuration file would be just another step that one must perform while recovering from the rewrite:
Save a copy of the configuration file.
Recover from the rewrite.
Restore the configuration file.
Ignore It to Prevent Recurrence
Whatever method you use, you will pro...
Merge 2 arrays of objects
...
If you want to merge 2 arrays of objects in JavaScript. You can use this one line trick
Array.prototype.push.apply(arr1,arr2);
For Example
var arr1 = [{name: "lang", value: "English"},{name: "age", value: "18"}];
var arr2 = [{name : "childs", value: '5'}, {name: "lang", value: "German"}];
Ar...
How to stop line breaking in vim
I like that the long lines are displayed over more than one terminal line; I don’t like that vim inserts newlines into my actual text. Which part of .vimrc I should change?
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SQL Server: Get table primary key using sql query [duplicate]
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I also found another one for SQL Server:
SELECT COLUMN_NAME
FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
WHERE OBJECTPROPERTY(OBJECT_ID(CONSTRAINT_SCHEMA + '.' + QUOTENAME(CONSTRAINT_NAME)), 'IsPrimaryKey') = 1
AND TABLE_NAME = 'TableName' AND TABLE...
Load image from resources area of project in C#
...w Bitmap(Resources.myImage);
Don't forget to dispose of bmp when you're done with it. If you don't know the name of the resource image at compile-time, you can use a resource manager:
ResourceManager rm = Resources.ResourceManager;
Bitmap myImage = (Bitmap)rm.GetObject("myImage");
The benefit ...
Int division: Why is the result of 1/3 == 0?
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1/3 uses integer division as both sides are integers.
You need at least one of them to be float or double.
If you are entering the values in the source code like your question, you can do 1.0/3 ; the 1.0 is a double.
If you get the values from elsewhere you can use (double) to turn the int into...