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Possible to make labels appear when hovering over a point in matplotlib?

...DEFGHIJKLMNO")) c = np.random.randint(1,5,size=15) norm = plt.Normalize(1,4) cmap = plt.cm.RdYlGn fig,ax = plt.subplots() sc = plt.scatter(x,y,c=c, s=100, cmap=cmap, norm=norm) annot = ax.annotate("", xy=(0,0), xytext=(20,20),textcoords="offset points", bbox=dict(boxstyle="rou...
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no acceptable C compiler found in $PATH when installing python

... 466 The gcc compiler is not in your $PATH. It means either you dont have gcc installed or it's not...
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How to convert an Stream into a byte[] in C#? [duplicate]

... 164 Call next function like byte[] m_Bytes = StreamHelper.ReadToEnd (mystream); Function: publ...
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Which version of PostgreSQL am I running?

... 1674 Run this query from PostgreSQL: SELECT version(); ...
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Weighted random numbers

... | edited Apr 29 '14 at 23:47 exussum 16.3k77 gold badges2626 silver badges5858 bronze badges ans...
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Why have header files and .cpp files? [closed]

... | edited Jun 22 '13 at 14:55 community wiki 2...
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Android应用内存泄露分析、改善经验总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...可能不会被使用; 3、数字3:在Receiver为null时允许,在4.2或以上的版本中,用于获取黏性广播的当前值。(可以无视); 4、ContentProvider、BroadcastReceiver之所以在上述表格中,是因为在其内部方法中都有一个context用于使用。 ...
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LoadRunner中参数化技术详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...拟用户所在的Load Generator机器名来代替参数。 4 Iteration Number LoadRunner使用该测试脚本当前循环的次数来代替参数 5 Random Number 随机数,可以设置产生随机数的范围 6 Uniq...
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tcp加速技术解决方案 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...群,并且内核提供负载均衡能力。 SO_INCOMING_CPU:内核4.4版本提供的socket选项, 如果启用RPS/RFS或者根据网卡的RSS和中段亲和等, 数据包在cpu0上接收, 但是accept()后, 使用在cpu1上的reuseport listener, accept()后通过调用SO_INCOMING_...
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How do I restrict a float value to only two places after the decimal point in C?

... 411 If you just want to round the number for output purposes, then the "%.2f" format string is ind...