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Getting a better understanding of callback functions in JavaScript
...nctions, as well as node.js for all async functions (nodejs usually passes error and data to the callback). Looking into their source code would help!
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Simple way to encode a string according to a password?
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@smehmood I'm getting the following error 'str' object cannot be interpreted as an integer
– Rohit Khatri
Nov 16 '16 at 12:23
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Deep null checking, is there a better way?
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– John Leidegren
Feb 22 '10 at 10:05
@flq +1... in our project it's also called IfNotNull :)
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Replace selector images programmatically
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edited Jan 16 '11 at 15:05
answered Jan 15 '11 at 3:31
Ke...
How to use sed to replace only the first occurrence in a file?
...//ab/'
– Christoph
Jun 13 '16 at 13:05
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How can I catch a 404?
...on, specifically HttpStatusCode.NotFound
Something like:
HttpWebResponse errorResponse = we.Response as HttpWebResponse;
if (errorResponse.StatusCode == HttpStatusCode.NotFound) {
//
}
Where
we is a WebException.
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Store a closure as a variable in Swift
... can be declared as typealias as below
typealias Completion = (Bool, Any, Error) -> Void
If you want to use in your function anywhere in code; you can write like normal variable
func xyz(with param1: String, completion: Completion) {
}
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Configure Microsoft.AspNet.Identity to allow email address as username
... the real name of the person and not the email the system show me the same error message "User name ABC DEF is invalid, can only contain letters or digits." I solved the problem adding the space character (In my case at the end) to AllowedUserNameCharacters.
Im using Asp.Net Core 2.2 and VS2017
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Compute a confidence interval from sample data
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I believe you should be calling st.t.interval(0.05) to get the 95% confidence interval.
– Scimonster
Jun 26 '16 at 14:33
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Can I change the root EBS device of my amazon EC2 instance?
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edited Jan 9 '15 at 4:05
answered Jan 9 '15 at 3:58
Joe...