大约有 47,000 项符合查询结果（耗时：0.0704秒） [XML]
C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
...l answer. I sort of worked it out on my own, but only after Lucian Wischik from the VB part of the team confirmed that there really is a good reason for it. Many thanks to him - and please visit his blog, which rocks.
The value 0 here is only special because it's not a valid state which you might b...
How do you merge two Git repositories?
...mit's title contains a reference to the old history tree:
Add 'rails/' from commit <rev>
Where <rev> is a SHA-1 commit hash. You can still see the history, blame some changes.
git log <rev>
git blame <rev> -- README.md
Note that you can't see the directory prefix fro...
Java8 Lambdas vs Anonymous classes
...xpressions is that AICs introduce a new scope. That is, names are resolved from the AIC's superclasses and interfaces and can shadow names that occur in the lexically enclosing environment. For lambdas, all names are resolved lexically.
...
Is it possible to use jQuery .on and hover?
...
That edit changed my vote from a down-vote to an up-vote, well played, Sethen, well played!
– Sean Kendle
Aug 13 '13 at 16:12
...
How to check if a Unix .tar.gz file is a valid file without uncompressing?
...e files integrity
http://linux.about.com/od/commands/l/blcmdl1_gzip.htm
from: http://unix.ittoolbox.com/groups/technical-functional/shellscript-l/how-to-test-file-integrity-of-targz-1138880
To test the gzip file is not corrupt:
gunzip -t file.tar.gz
To test the tar file inside is not corrupt:...
(SC) DeleteService FAILED 1072
...ocation in regedit:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services
From here, you will see a folder for every service on your machine. Simply delete the folder for the service you wish, and you're done.
N.B: Stop the service before you try this.
...
Waiting until two async blocks are executed before starting another block
...ule them on the same serial queue, they'll run serially. It's no different from scheduling the blocks without groups.
– Jörn Eyrich
Aug 11 '12 at 14:12
1
...
Is it possible to modify variable in python that is in outer, but not global, scope?
...
@kindall that's a great hack - it's minimally different from the Python 3 syntax and much more readable than passing around a mutable object.
– dimo414
Sep 1 '15 at 0:17
...
Are parallel calls to send/recv on the same socket valid?
...e talking about POSIX send/recv then yes, you can call them simultaneously from multiple threads and things will work.
This doesn't necessarily mean that they'll be executed in parallel -- in the case of multiple sends, the second will likely block until the first completes. You probably won't not...
Is there a method that works like start fragment for result?
...
Additionally when loading one fragment from another you can set the target fragment and call back to the parent fragment's onActivityResult method if you so wish.
– PJL
Jul 19 '11 at 19:51
...