大约有 40,000 项符合查询结果（耗时：0.0427秒） [XML]
Scala actors: receive vs react
...a StackOverflowError. As it is, the framework rather cleverly ends a react by throwing a SuspendActorException, which is caught by the looping code which then runs the react again via the andThen method.
Have a look at the mkBody method in Actor and then the seq method to see how the loop reschedul...
How to delete an object by id with entity framework
... It defies reason that this isn't part of the core EF library by now.
– nathanchere
Dec 4 '13 at 6:18
1
...
Can (domain name) subdomains have an underscore “_” in it?
...ibed as the "preferred name syntax" in Section 3.5 of RFC 1034 as modified by RFC 1123. Briefly, it is a string consisting of ASCII letters, digits, and the hyphen with the further restriction that the hyphen cannot appear at the beginning or end of the string. Like all DNS labels, its total length...
How can I index a MATLAB array returned by a function without first assigning it to a local variable
...ariable is still fully created though. So if the purpose is to save memory by not having to create a temporary local variable, no luck.
– Sam Roberts
Sep 21 '11 at 16:18
8
...
Perl flags -pe, -pi, -p, -w, -d, -i, -t?
...ine switches are all detailed in perlrun. (available from the command line by calling perldoc perlrun)
Going into the options briefly, one-by-one:
-p: Places a printing loop around your command so that it acts on each
line of standard input. Used mostly so Perl can beat the
pants off awk ...
jQuery: find element by text
...ll me if it's possible to find an element based on its content rather than by an id or class ?
7 Answers
...
Current time in microseconds in java
...a need to migrate them… to get the current time in microseconds as asked by this Question.
– Basil Bourque
Apr 26 '19 at 8:56
...
Is 0 a decimal literal or an octal literal?
...r important point being that a decimal-literal is a nonzero-digit followed by zero or more digit so there is no ambiguity.
– CB Bailey
Aug 1 '11 at 7:53
...
Is there a method that works like start fragment for result?
...ping Fragments in a single Activity, well the Activity is still accessible by both Fragments, and all your message passing can simply go through the Activity.
Just remember that you always have communication between a Fragment and its Activity. Starting for and finishing with a result is the mecha...
Markdown and image alignment
...
Clean it up & standardize by strippnig the unnecessary div and adding a closing slash to the img tag, respectively, i.e. `<img style="float:right" src="whatever.jpg" />
– ma11hew28
Nov 14 '10 at 14:54
...