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Compare two files in Visual Studio
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You can invoke devenv.exe /diff list1.txt list2.txt from the command prompt or, if a Visual Studio instance is already running, you can type Tools.DiffFiles in the Command window, with a handy file name completion:
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Java inner class and static nested class
What is the main difference between an inner class and a static nested class in Java? Does design / implementation play a role in choosing one of these?
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Simple way to create matrix of random numbers
...n array of the given shape and propagate it with random
samples from a uniform distribution over [0, 1).
>>> import numpy as np
>>> np.random.rand(2,3)
array([[ 0.22568268, 0.0053246 , 0.41282024],
[ 0.68824936, 0.68086462, 0.6854153 ]])
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Find nearest latitude/longitude with an SQL query
...om the database, which has nearest latitude and longitude by the distance, if that distance gets longer than specified one, then don't retrieve it.
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Parsing a JSON string in Ruby
...able, e.g. json_string, like so:
require 'json'
JSON.parse(json_string)
If you’re using an older Ruby, you may need to install the json gem.
There are also other implementations of JSON for Ruby that may fit some use-cases better:
YAJL C Bindings for Ruby
JSON::Stream
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How to check if a string contains text from an array of substrings in JavaScript?
Pretty straight forward. In javascript, I need to check if a string contains any substrings held in an array.
21 Answers
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How to check existence of user-define table type in SQL Server 2008?
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You can look in sys.types or use TYPE_ID:
IF TYPE_ID(N'MyType') IS NULL ...
Just a precaution: using type_id won't verify that the type is a table type--just that a type by that name exists. Otherwise gbn's query is probably better.
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How to select distinct rows in a datatable and store into an array
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if i have 2 columns "mo" and "name" i need to get the distinct "mo" but not the distinct "name" but i need to keep the column "name" in my datatable what shall i do?
– User7291
Dec 5 '13...
Can I hide the HTML5 number input’s spin box?
...is unfortunately not cross-browser so I'd advise against using type=number if you have to hide these arrows. E.g. currently they'd be still displayed in Opera and they'll start being displayed in Firefox, IE etc. when they implement this input type.
– mgol
Feb ...
How to stop event propagation with inline onclick attribute?
...fox, Safari, IE9+)
The window.event object in Internet Explorer (<=8)
If you need to support legacy browsers that don't follow the W3C recommendations, generally inside a function you would use something like the following:
function(e) {
var event = e || window.event;
[...];
}
which woul...