大约有 47,000 项符合查询结果(耗时:0.0397秒) [XML]

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How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII

...ome encoding-related conniption, calamity, or catastrophe. The problem usually derives from programmers who think they can reliably process a “text” file without specifying the encoding. But you can't. ...
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Difference between \n and \r?

...e 10 and 13 respectively;-). But seriously, there are many: in Unix and all Unix-like systems, \n is the code for end-of-line, \r means nothing special as a consequence, in C and most languages that somehow copy it (even remotely), \n is the standard escape sequence for end of line (translated to...
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Android canvas draw rectangle

... Actually this is what I need screencast.com/t/oFYF5kGtw5B that red rectangle after I draw all just to add that rectangle is that possible? – Kec Sep 8 '11 at 9:22 ...
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What is a “Bitmap heap scan” in a query plan?

... stay in memory, but you get the point). A bitmap index scan will sequentially open a short-list of disk pages, and grab every applicable row in each one (hence the so-called recheck cond you see in query plans). Note, as an aside, how clustering/row order affects the associated costs with either ...
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How to get Chrome to allow mixed content?

...lt is blocking mixed content. How do I adjust my settings/configuration to allow mixed content without making any adjustments on the UI every time? ...
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How are everyday machines programmed?

...ier, but they are the same thing. Coca-cola machines, routers, etc. typically use a realtime OS like QNX, EMBOS, or sometimes RTlinux if you're lucky. Most of these are proprietary OS you license for lots of money, but they have C compilers, drivers to work with hardware, etc. http://www.qnx.com...
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git pull error :error: remote ref is at but expected

...he case-insensitive issue on Windows caused the problem. I fixed it by manually removing the ref in .git\refs\remotes\origin folder and then git pull again. – Roy Ling Apr 13 '15 at 5:14 ...
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]

...t exist. MacPorts is a native application: C + TCL. You don't need Ruby at all. To install Ruby on Mac OS X you might need MacPorts, so just go with MacPorts and you'll be happy. MacPorts is really stable, in 8 years I never had a problem with it, and my entire Unix ecosystem relay on it. If you are...
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Bypass confirmation prompt for pip uninstall

I'm trying to uninstall all django packages in my superuser environment to ensure that all my webapp dependencies are installed to my virtualenv. ...
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How to use Active Support core extensions

I have Active Support 3.0.3 installed and Rails 3.0.3 with Ruby 1.8.7. 5 Answers 5 ...