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Express.js - app.listen vs server.listen
This may be a very basic question but I simply don't get it. What is the difference between creating an app using Express.js and starting the app listening on port 1234, for example:
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How to check if a string is a valid date
...e nil . This returns a real date.. May 3 2017
– baash05
Apr 5 '17 at 6:09
3
Date.strptime(date, '...
Spring @PostConstruct vs. init-method attribute
Is there any difference between using the @PostConstruct annotation and declaring the same method as init-method in Spring XML configuration?
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Set value to null in WPF binding
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I am using .NET 3.5 SP1 so it's very simple:
<TextBox Text="{Binding Price, TargetNullValue=''}"/>
Which stands for (thanks Gregor for your comment):
<TextBox Text="{Binding Price, TargetNullValue={x:Static sys:String...
C++ Exceptions questions on rethrow of original exception
Will the following append() in the catch cause the rethrown exception to see the effect of append() being called?
4 Answers...
Argparse: Required argument 'y' if 'x' is present
I have a requirement as follows:
5 Answers
5
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Chrome Extension Message passing: response not sent
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From the documentation for chrome.runtime.onMessage.addListener:
This function becomes invalid when the event listener returns, unless you return true from the event listener to indicate you wish to send a response asynchronously (th...
What is the meaning of the /dist directory in open source projects?
Since I first saw a dist/ directory in many open source projects, usually on GitHub, I've been wondering what it means.
4...
Convert Linq Query Result to Dictionary
I want to add some rows to a database using Linq to SQL, but I want to make a "custom check" before adding the rows to know if I must add, replace or ignore the incomming rows.
I'd like to keep the trafic between the client and the DB server as low as possible and minimize the number of queries.
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django urls without a trailing slash do not redirect
I've got two applications located on two separate computers. On computer A, in the urls.py file I have a line like the following:
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