大约有 43,000 项符合查询结果（耗时：0.0917秒） [XML]
Is a Java string really immutable?
...hange the lookup table used in Integer autoboxing etc.
Now, the reason s1 and s2 change value, is that they both refer to the same interned string. The compiler does this (as mentioned by other answers).
The reason s3 does not was actually a bit surprising to me, as I thought it would share the v...
URL Fragment and 302 redirects
...2014-Jun-27:
RFC 7231, Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content, has been published as a PROPOSED STANDARD. From the Changelog:
The syntax of the Location header field has been changed to allow all
URI references, including relative references and fragments, along
with...
Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
...be generated if you don't have one alredy, in my case I alredy had the key and just needed to add the key to heroku
– joseramonc
Dec 3 '14 at 16:19
4
...
Compression/Decompression string with C#
I am newbie in .net. I am doing compression and decompression string in C#. There is a XML and I am converting in string and after that I am doing compression and decompression.There is no compilation error in my code except when I decompression my code and return my string, its returning only half ...
apc vs eaccelerator vs xcache
Im doing research on which one of these to use and I can't really find one that stands out. Eaccelerator is faster than APC , but APC is better maintained. Xcache is faster but the others have easier syntax.
...
Is it a good practice to place C++ definitions in header files?
...al style with C++ has always to put class declarations in an include file, and definitions in a .cpp file, very much like stipulated in Loki's answer to C++ Header Files, Code Separation . Admittedly, part of the reason I like this style probably has to do with all the years I spent coding Modula-2...
Finding JavaScript memory leaks with Chrome
... created a very simple test case that creates a Backbone view, attaches a handler to an event, and instantiates a user-defined class. I believe that by clicking the "Remove" button in this sample, everything will be cleaned up and there should be no memory leaks.
...
Some projects cannot be imported because they already exist in the workspace error in Eclipse
I am trying to import a project that me and my co-worker have been working on.. and keep getting this error after I select-- "import" then "import existing project" then click archive file, and then I click next, and this error comes up:
...
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...one this exact task before. But it was mainly to measure power consumption and CPU temperatures. The following code (which is fairly long) achieves close to optimal on my Core i7 2600K.
The key thing to note here is the massive amount of manual loop-unrolling as well as interleaving of multiplies a...
What is Java EE? [duplicate]
...
Java EE is actually a collection of technologies and APIs for the Java platform designed to support "Enterprise" Applications which can generally be classed as large-scale, distributed, transactional and highly-available applications designed to support mission-critical bus...