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Vagrant stuck connection timeout retrying
... startup to select whether I wanted to boot directly to ubuntu or safemode etc.
To turn on the GUI you have to put this in your vagrant config Vagrantfile:
config.vm.provider :virtualbox do |vb|
vb.gui = true
end
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What is a good choice of database for a small .NET application? [closed]
...file corresponding to the language you are using in your program (C++, C#, etc). There are no other services or programs required. Also, it should work on a network with concurrent users. We have a copy up and running on a server where I work and it works great. You can look more into concurrency he...
How do I perform an insert and return inserted identity with Dapper?
...in a collection I get An enumerable sequence of parameters (arrays, lists, etc) is not allowed in this context
– MaYaN
Mar 15 '17 at 11:19
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How does Zalgo text work?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Haskell error parse error on input `='
...site. That's why, to make statements (ie: set variables, define functions, etc) you have to declare that you're doing using let. Think of GHCi as one big let ... in ... statement.
– AJF
Apr 14 '17 at 8:56
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Join strings with a delimiter only if strings are not null or empty
...r(x => x)) removes all "falsy" values (nulls, undefineds, empty strings etc). If your definition of "empty" is different, then you'll have to provide it, for example:
[...].filter(x => typeof x === 'string' && x.length > 0)
will only keep non-empty strings in the list.
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(obs...
What is null in Java?
...on programmer errors. Some people avoid null by using Null object pattern, etc.
This is a huge topic on its own, so it's best discussed as answer to another question.
I will end this with a quote from the inventor of null himself, C.A.R Hoare (of quicksort fame):
I call it my billion-dollar mi...
iPhone and OpenCV
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I forked it in order to keep it up to date with latest version of OpenCV: github.com/stephanepechard/iphone_opencv_test
– Stéphane Péchard
Sep 23 '11 at 13:53
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How can I represent an infinite number in Python?
...one, math.inf < ... or float('inf') > Ellipsis throws a TypeError: unorderable types: float() < ellipsis(), at least for me.
– Peter Goldsborough
Oct 6 '15 at 19:34
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Executing an EXE file using a PowerShell script
...amp; 'c:\path with spaces\to\executable.exe' -arguments ; second command ; etc
By placing a " (double quote) before the & (ampersand) it executes the executable. In none of the examples I have found this was mentioned. Without the double quotes the ps prompt opens and waits for input.
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