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The opposite of Intersect()
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This code enumerates each sequence only once and uses Select(x => x) to hide the result to get a clean Linq-style extension method. Since it uses HashSet<T> its runtime is O(n + m) if the hashes are well distributed. Duplicate elements in either list are omitted.
publi...
How to generate Javadoc HTML files in Eclipse?
...wing shortcut:
Windows: alt + shift + J
Mac: ⌘ + Alt + J
Depending on selected context, a Javadoc will be printed. To create Javadoc written by OP, select corresponding method and hit the shotcut keys.
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Average of 3 long integers
... - 1;
long z = long.MaxValue - 2;
long[] arr = { x, y, z };
var avg = arr.Select(i => i / arr.Length).Sum()
+ arr.Select(i => i % arr.Length).Sum() / arr.Length;
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improve thi...
Why do I get the error “Unsafe code may only appear if compiling with /unsafe”?
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For everybody who uses Rider you have to select your project>Right Click>Properties>Configurations Then select Debug and Release and check "Allow unsafe code" for both.
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“Could not load type [Namespace].Global” causing me grief
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Right Click on Project Solution and Select Batch Build.
Then select Your Project Name and Clean And Rebuild.
Works Fine For Me IN VS 2015.Now I can Use Global event. My Global.asax file has this Line
<%@ Application Language="C#" CodeBehind="~/App_Code/Gl...
Installing Numpy on 64bit Windows 7 with Python 2.7.3 [closed]
...aking advantage of the included "Python Environment" Window. "Overview" is selected within the window as default. You can select "Pip" there.
Then you can install numpy without additional work by entering numpy into the seach window. The coresponding "install numpy" instruction is already suggested...
Replace only text inside a div using jquery
...t(*)')[1].nodeValue = '"Hi I am replace"';
$('#one').contents(':not(*)') selects non-element child nodes in this case text nodes and the second node is the one we want to replace.
http://jsfiddle.net/5rWwh/1/
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Is there a best practice for generating html with javascript
...$.template('<div><img src="${url}" />${name}</div>');
$(selector).append( t , {
url: jsonObj.url,
name: jsonObj.name
});
I say go the cool route (and better performing, more maintainable), and use templating.
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switch case statement error: case expressions must be constant expression
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In Eclipse
Move your cursor to the switch keyword and press Ctrl + 1 then select
Convert 'switch' to 'if-else'.
In Android Studio
Move your cursor to the switch keyword and press Alt + Enter then select
Replace 'switch' with 'if'.
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Delete column from pandas DataFrame
...the original
data can be modified without creating a copy.
Popped
Column selection, addition, deletion
Delete column column-name:
df.pop('column-name')
Examples:
df = DataFrame.from_items([('A', [1, 2, 3]), ('B', [4, 5, 6]), ('C', [7,8, 9])], orient='index', columns=['one', 'two', 'three'])
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