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How do I make the return type of a method generic?
Is there a way to make this method generic so I can return a string, bool, int, or double? Right now, it's returning a string, but if it's able find "true" or "false" as the configuration value, I'd like to return a bool for example.
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req.body empty on posts
...er parameters:
Content-Type: application/json
Also, be sure to wrap any strings used as keys/values in your JSON payload in double quotes.
The body-parser package will parse multi-line raw JSON payloads just fine.
{
"foo": "bar"
}
Tested in Chrome v37 and v41 with the Postman v0.8.4.13 e...
Best way to generate random file names in Python
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You could use the UUID module for generating a random string:
import uuid
filename = str(uuid.uuid4())
This is a valid choice, given that an UUID generator is extremely unlikely to produce a duplicate identifier (a file name, in this case):
Only after generating 1 billion...
Combining multiple @SuppressWarnings annotations - Eclipse Indigo
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That would be an array, as in String[] value(). Lists don't have special syntax in Java, but arrays can be defined using braces.
– Maarten Bodewes
Aug 5 '14 at 15:40
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What is the difference between gsub and sub methods for Ruby Strings
I have been perusing the documentation for String today, and I saw the :sub method, which I'd never noticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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Example of UUID generation using Boost in C++
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And how would you assign it to a string? Because I have a common base for every instance and I would need to concatenate UUID to a base. Thanks again!
– Nikola
Jul 15 '10 at 16:34
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Inserting HTML elements with JavaScript
...The very purpose of this question is to be able to directly insert HTML as strings instead of playing around with functions to construct it, attrib by attrib, node by node, element by element.
– TheFlash
May 2 '09 at 14:11
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Write bytes to file
I have a hexadecimal string (e.g 0CFE9E69271557822FE715A8B3E564BE ) and I want to write it to a file as bytes. For example,
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Regular expression for letters, numbers and - _
...will be slightly more complicated.
The above regex also matches the empty string. If you need at least one character, then use + (one-or-more) instead of * (zero-or-more) for repetition.
In any case, you can further clarify your specification (always helps when asking regex question), but hopefull...
c# open file with default application and parameters
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this should be close!
public static void OpenWithDefaultProgram(string path)
{
Process fileopener = new Process();
fileopener.StartInfo.FileName = "explorer";
fileopener.StartInfo.Arguments = "\"" + path + "\"";
fileopener.Start();
}
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