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How do I plot in real-time in a while loop using matplotlib?
...ed, but did not display anything, it remained in a blocked state until I closed it
– isti_spl
Feb 4 '16 at 8:39
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Ruby: How to get the first character of a string
...ot that you should be using 1.8 anymore anyway!--but when this answer was posted it was still quite common):
puts 'Smith'[0] # prints 83
Of course, if you're not doing it on a regular basis, then defining the method might be overkill, and you could just do it directly:
puts last_name[0...
iPhone/iOS JSON parsing tutorial [closed]
...hing would be nice if it built. Fails for me with 44 errors in Xcode 4 in OS X Lion.
– Sarah Vessels
Jul 20 '12 at 17:04
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LEGO EV3 机器人传感器面板 · App Inventor 2 中文网
...传感器面板
项目概述
这是一个基于 MIT App Inventor 开发的 LEGO EV3 传感器监控应用。通过蓝牙连接手机与 EV3 机器人，实时显示颜色传感器、超声波传感器和触碰传感器的状态数据。
项目作者：CAVEDU ...
Javascript - How to extract filename from a file input control
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vog's answer is really close to the 100% accurate answer to the question (except needs to strip the extension.) A filename is no different from any other string.
– Jon Watte
May 21 '16 at 19:38
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Get the date (a day before current time) in Bash
... answered Nov 10 '09 at 10:17
ghostdog74ghostdog74
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ImportError: numpy.core.multiarray failed to import
...ommand and find it on your computer. I'm sure you can rm the directory on OSX via terminal, but I did it manually and it solved my issue.
– alexfigtree
Jan 18 '16 at 21:29
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Virtual Memory Usage from Java under Linux, too much memory used
...nt set size: the number of pages that are currently resident in RAM. In almost all cases, this is the only number that you should use when saying "too big." But it's still not a very good number, especially when talking about Java.
SHR is the amount of resident memory that is shared with other proce...
What exactly does the .join() method do?
...t array.array('c', random.sample(string.ascii_letters, 20 - len(strid)))
.tostring() + strid
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How do I load a file into the python console?
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if the file contains import statements e.g. import os, does exec() execute those statements? I'm trying this currently and the answer appears to be no...
– Rylan Schaeffer
May 21 at 17:23
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