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Pass request headers in a jQuery AJAX GET call
...ct from header HttpRequestMessage r = new HttpRequestMessage(); int mylogonID = Convert.ToInt32(r.Headers.GetValues("logonID")); error out because The given header was not found. because r.Headers is empty.
– Jeb50
Apr 15 '17 at 16:48
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Django Passing Custom Form Parameters to Formset
...hing strange in your code. (Also, I updated the answer with a way to get rid of oddities like '_curriedFormSet').
– Carl Meyer
Mar 9 '09 at 12:50
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Global variables in Javascript across multiple files
A bunch of my JavaScript code is in an external file called helpers.js. Inside the HTML that calls this JavaScript code I find myself in need of knowing if a certain function from helpers.js has been called.
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In Postgresql, force unique on combination of two columns
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CREATE TABLE someTable (
id serial primary key,
col1 int NOT NULL,
col2 int NOT NULL,
unique (col1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good prim...
How to copy text programmatically in my Android app?
I'm building an Android app and I want to copy the text value of an EditText widget. It's possible for the user to press Menu+A then Menu+C to copy the value, but how would I do this programmatically?
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Example of UUID generation using Boost in C++
I want to generate just random UUID's, as it is just important for instances in my program to have unique identifiers. I looked into Boost UUID , but I can't manage to generate the UUID because I don't understand which class and method to use.
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What is meant by the term “hook” in programming?
...but was unable to find a good answer. Would someone be able to give me an idea of what this term generally means and perhaps a small example to illustrate the definition?
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Objective-C class -> string like: [NSArray className] -> @“NSArray”
... even go back the other way:
Class arrayClass = NSClassFromString (name);
id anInstance = [[arrayClass alloc] init];
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How do you easily horizontally center a using CSS? [duplicate]
...nter a <div> block element on a page and have it set to a minimum width. What is the simplest way to do this? I want the <div> element to be inline with rest of my page. I'll try to draw an example:
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PHP Difference between array() and []
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Following [] is supported in PHP >= 5.4:
['name' => 'test', 'id' => 'theID']
This is a short syntax only and in PHP < 5.4 it won't work.
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