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Difference between except: and except Exception as e: in Python
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Well, there's no magic here. Exception is derived from BaseException, that's why except Exception does not catch BaseException. If you write except BaseException, it'll be caught too. Bare except just catches everything.
– fjarri
Sep 27...
Create array of regex matches
...le("your regex here")
.matcher("string to search from here")
.results()
.map(MatchResult::group)
.toArray(String[]::new);
// or .collect(Collectors.toList())
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The following untracked working tree files would be overwritten by merge, but I don't care
...s, remove all of your local changes to those files, and then get the files from the server.
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Is JavaScript supported in an email message?
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@NicolasS.Xu Gmail removes the JavaScript from the mail before handing it to the browser. So JS does not work. I tested Gmail in Firefox 56 and Chrome 61. Also checked the code in webmaster tools, the JS code is removed.
– Christopher K.
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How do you mock out the file system in C# for unit testing?
... probably going to have to build a contract to define what things you need from the file system and then write a wrapper around those functionalities. At that point you'd be able to mock or stub out the implementation.
Example:
interface IFileWrapper { bool Exists(String filePath); }
class FileW...
Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
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There are at least 6 (!) ways to clone an array:
loop
slice
Array.from()
concat
spread operator (FASTEST)
map A.map(function(e){return e;});
There has been a huuuge BENCHMARKS thread, providing following information:
for blink browsers slice() is the fastest method, concat() is a bit slow...
What does passport.session() middleware do?
...e req object and change the 'user' value that is currently the session id (from the client cookie) into the true deserialized user object.
Whilst the other answers make some good points I thought that some more specific detail could be provided.
app.use(passport.session());
is equivalent to
ap...
Using Regular Expressions to Extract a Value in Java
...hed expression
System.out.println(m.group(1)); // first expression from round brackets (Testing)
System.out.println(m.group(2)); // second one (123)
System.out.println(m.group(3)); // third one (Testing)
}
}
Since you're looking for the first number, you can use such re...
Post parameter is always null
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Since you have only one parameter, you could try decorating it with the [FromBody] attribute, or change the method to accept a DTO with value as a property, as I suggested here: MVC4 RC WebApi parameter binding
UPDATE: The official ASP.NET site was updated today with an excellent explanation: htt...
how do you filter pandas dataframes by multiple columns
... (df[Year]==2014)]
To store your dataframes in a dict using a for loop:
from collections import defaultdict
dic={}
for g in ['male', 'female']:
dic[g]=defaultdict(dict)
for y in [2013, 2014]:
dic[g][y]=df[(df[Gender]==g) & (df[Year]==y)] #store the DataFrames to a dict of dict
EDIT:...