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Java executors: how to be notified, without blocking, when a task completes?
...er service, map them to my view objects and then update my view or show an error dialog (this is a GUI application):
CompletableFuture.supplyAsync(
userService::listUsers
).thenApply(
this::mapUsersToUserViews
).thenAccept(
this::updateView
).exc...
How do you UrlEncode without using System.Web?
...obably why I posted the link, unfortunate that I take a reputation hit for errors in Microsoft's docs...
– Sprague
May 11 '12 at 16:22
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Difference between FetchType LAZY and EAGER in Java Persistence API?
... one even if try to get the collection with the getter hibernete throws an error telling me it can't evaluate
– Все Едно
Jul 9 '17 at 7:05
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How to include route handlers in multiple files in Express?
...rest api this pattern and put to the plesk hosting server, I am getting a error
– MSM
Feb 16 at 10:21
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Check if Python Package is installed
...ind the {name!r} module")
Python 3:
try:
import mymodule
except ImportError as e:
pass # module doesn't exist, deal with it.
Python 2:
try:
import mymodule
except ImportError, e:
pass # module doesn't exist, deal with it.
...
How to define a two-dimensional array?
...
You can now add items to the list:
Matrix[0][0] = 1
Matrix[6][0] = 3 # error! range...
Matrix[0][6] = 3 # valid
Note that the matrix is "y" address major, in other words, the "y index" comes before the "x index".
print Matrix[0][0] # prints 1
x, y = 0, 6
print Matrix[x][y] # prints 3; be ca...
Is there a way to make mv create the directory to be moved to if it doesn't exist?
...un mkdir -p anytime you need to use mv. But since I would want the default error behavior for mv, I changed the function name to mvp -- so that I know when I could be creating directories.
– Brian Duncan
Nov 26 '14 at 1:42
...
Loop through all nested dictionary values?
... else:
print "{0} : {1}".format(k, v)
You would see this error:
RuntimeError: maximum recursion depth exceeded while calling a Python object
The same goes with the implementation from senderle.
Similarly, you get an infinite loop with this implementation from Fred Foo:
...
How to format a JavaScript date
...use the current locale, passing null for the first parameter will cause an error. Use undefined instead.
For different languages:
"en-US": For English
"hi-IN": For Hindi
"ja-JP": For Japanese
You can use more language options.
For example
var options = { weekday: 'long', year: 'numeric',...
CSS selector with period in ID
...
This may work in some browsers, but I have seen errors thrown for attribute selectors as well. You can still escape the ., as \. though.
– Chris Jaynes
Jan 20 '15 at 15:02
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