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Should I use a data.frame or a matrix?

... | edited Aug 30 '17 at 0:12 answered Mar 1 '11 at 19:00 ...
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Removing colors from output

... line" command). Your script is trying to set absolute cursor position to 60 (^[[60G) to get all the OKs in a line, which your sed line doesn't cover. (Properly, [m|K] should probably be (m|K) or [mK], because you're not trying to match a pipe character. But that's not important right now.) If you...
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Hour from DateTime? in 24 hours format

...he hour but show it in 24 hours format. For example: If the hour is 2:20:23 p.m. i want to convert it to 14:20 and that's it. ...
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Getting the IP address of the current machine using Java

...new DatagramSocket()){ socket.connect(InetAddress.getByName("8.8.8.8"), 10002); ip = socket.getLocalAddress().getHostAddress(); } This way works well when there are multiple network interfaces. It always returns the preferred outbound IP. The destination 8.8.8.8 is not needed to be reachable. ...
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How to strike through obliquely with css

... 190 There is a hacky way to do this, using the :before pseudo element. You give the :before a border...
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html5 - canvas element - Multiple layers

.... <div style="position: relative;"> <canvas id="layer1" width="100" height="100" style="position: absolute; left: 0; top: 0; z-index: 0;"></canvas> <canvas id="layer2" width="100" height="100" style="position: absolute; left: 0; top: 0; z-index: 1;"></canvas>...
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Unrecognized attribute 'targetFramework'. Note that attribute names are case-sensitive

I just installed vs 2010, followed by IIS in window 7. when building a website in .net framework 4.0 and convert this into application in IIS then its shows this error ...
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Python strptime() and timezones?

...ormat. This is equivalent to datetime(*(time.strptime(date_string, format)[0:6])). See that [0:6]? That gets you (year, month, day, hour, minute, second). Nothing else. No mention of timezones. Interestingly, [Win XP SP2, Python 2.6, 2.7] passing your example to time.strptime doesn't work but if ...
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Enable 'xp_cmdshell' SQL Server

...f the xp_cmdshell MSDN docs: http://msdn.microsoft.com/en-us/library/ms190693.aspx: -- To allow advanced options to be changed. EXEC sp_configure 'show advanced options', 1 GO -- To update the currently configured value for advanced options. RECONFIGURE GO -- To enable the feature. EXEC sp_config...
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Is bool a native C type?

...ught that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension? 11 Answers ...