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Lambda function in list comprehensions
... calls it ten times.
The second one doesn't call the function. It creates 10 different lambda functions. It puts all of those in a list. To make it equivalent to the first you need:
[(lambda x: x*x)(x) for x in range(10)]
Or better yet:
[x*x for x in range(10)]
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How can I do width = 100% - 100px in CSS?
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Modern browsers now support the:
width: calc(100% - 100px);
To see the list of supported browser versions checkout: Can I use calc() as CSS unit value?
There is a jQuery fallback: css width: calc(100% -100px); alternative using jquery
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IE8 and JQuery's trim()
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answered Aug 9 '10 at 10:58
SarfrazSarfraz
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Scope of sessionStorage and localStorage
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Rob WRob W
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Ruby send vs __send__
..._, not send.
– Andrew Marshall
Aug 10 '14 at 23:50
Good answer. Might be even better if it mentioned public_send, whic...
How can you escape the @ character in javadoc?
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+50
Use the {@literal} javadoc tag:
/**
* This is an "at" symbol: {@literal @}
*/
The javadoc for this will read:
This is an "at" sy...
List of remotes for a Git repository?
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edited Jul 18 '18 at 6:10
Peter Mortensen
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SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*
...This depends on how you identify a user in your application.
In SignalR 2.0, this is done by using the inbuilt IPrincipal.Identity.Name, which is the logged in user identifier as set during the ASP.NET authentication.
However, you may need to map the connection with the user using a different iden...
How to redirect the output of an application in background to /dev/null
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edited Apr 13 '17 at 21:20
answered Nov 21 '11 at 23:40
ev...