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How to customize a requirements.txt for multiple environments?
...deploy to Heroku which expects each branch's dependencies in a single file called 'requirements.txt'.
3 Answers
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What does Expression.Quote() do that Expression.Constant() can’t already do?
...t, producing this mess:
Expression.Lambda(
Expression.Call(typeof(Expression).GetMethod("Lambda", ...
blah blah blah, dozens of lines of reflection code to make the lambda. The purpose of the quote operator is to tell the expression tree compiler that we want the given lambda...
How to convert a dictionary to query string in Python?
... looking for something exactly like urllib.urlencode()!
However, when you call parse_qs() (distinct from parse_qsl()), the dictionary keys are the unique query variable names and the values are lists of values for each name.
In order to pass this information into urllib.urlencode(), you must "flat...
Passing two command parameters using a WPF binding
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Firstly, if you're doing MVVM you would typically have this information available to your VM via separate properties bound from the view. That saves you having to pass any parameters at all to your commands.
However, you could also multi-bind and use a converter to cr...
When do I need to use Begin / End Blocks and the Go keyword in SQL Server?
...re you need more then one step...
IF EXISTS (SELECT * FROM my_table WHERE id = @id)
BEGIN
INSERT INTO Log SELECT @id, 'deleted'
DELETE my_table WHERE id = @id
END
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Golang tests in sub-directory
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Put your tests alongside your code in the same directory in a file called file_test.go where "file" is the name of the source code file you're testing. This is convention and I've found it to be best in my own experience.
If the go test tool isn't quite automated enough for you, you might l...
Catch-22 prevents streamed TCP WCF service securable by WIF; ruining my Christmas, mental health
... WCF net.tcp service endpoint using WIF . It should authenticate incoming calls against our token server. The service is streamed because it is designed to transfer large amounts of data n stuff.
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How can I autoplay a video using the new embed code style for Youtube?
I can't work out how to autoplay a video using the new embed code style for Youtube . I tried adding &autoplay=1 to the url, which worked with the old style, but it didn't work. For example, http://www.youtube.com/embed/JW5meKfy3fY is the embed link, but http://www.youtube.com/embed/JW5meKfy3fY&...
jQuery UI: Datepicker set year range dropdown to 100 years
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@Obsidian c actually means "Current selected year" and not current year api.jqueryui.com/datepicker/#option-yearRange
– ᾠῗᵲᄐᶌ
Apr 27 '17 at 15:23
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How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?
...ink this is the best answer. I counted and found that the window object is called at least 17 times in the JQuery source code. So there's got to be a significant effect in moving the window into the Local Scope.
– dkinzer
Apr 26 '10 at 20:47
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