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Cannot ping AWS EC2 instance
... You should see something like:
PING 10.0.0.15 (10.0.0.15): 56 data bytes
64 bytes from 10.0.0.14: icmp_seq=1 ttl=64 time=3.9 ms
64 bytes from 10.0.0.14: icmp_seq=2 ttl=64 time=3.9 ms
64 bytes from 10.0.0.14: icmp_seq=3 ttl=64 time=10.6 ms
64 bytes from 10.0.0.14: icmp_seq=4 ttl=64 time=40.6 ms
64 ...
Append a NumPy array to a NumPy array
...|S1')
As you see based on the contents the dtype went from int64 to float32, and then to S1
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How to start jenkins on different port rather than 8080 using command prompt in Windows?
...ng out that 'jenkins.xml' is the one located in the same folder as jenkins.exe. Not the one that you may have copied to folder pointed to by environment variable 'JENKINS_HOME'
– Travis
Jun 5 '15 at 20:02
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C# 能否获取一个对象所占内存的大小？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...道一个对象占多少内存呢？
第一个问题：很快想到是类的非静态的字段、属性。
第二个问题：首先想到的是sizeof()。
下面开始验证，首先来验证值类型，验证代码如下：
int size = sizeof (int); //4个字节
注意点：size...
How does Hadoop process records split across block boundaries?
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edited Nov 6 '18 at 13:32
Mehdi LAMRANI
10.1k1212 gold badges7171 silver badges112112 bronze badges
a...
Convert Unicode to ASCII without errors in Python
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For broken consoles like cmd.exe and HTML output you can always use:
my_unicode_string.encode('ascii','xmlcharrefreplace')
This will preserve all the non-ascii chars while making them printable in pure ASCII and in HTML.
WARNING: If you use this in p...
Bytes of a string in Java
...");
System.out.println(utf16Bytes.length); // prints "24"
final byte[] utf32Bytes = string.getBytes("UTF-32");
System.out.println(utf32Bytes.length); // prints "44"
final byte[] isoBytes = string.getBytes("ISO-8859-1");
System.out.println(isoBytes.length); // prints "11"
final byte[] winBytes = s...
AES Encryption for an NSString on the iPhone
...VkX1+MEhsbofUNj58m+8tu9ifAKRiY/Zf8YIw= and I have the key: 3841b8485cd155d932a2d601b8cee2ec . I can't decrypt the string using the key with your solution. Thanks
– George
Jun 11 '14 at 16:13
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Could not load file or assembly or one of its dependencies
...isual Studio extension) which allows selecting a .NET assembly (a .dll or .exe file) to get a graph of all the referenced assemblies while highlighting conflicting or missing references.
The tool is available in Visual Studio Gallery: https://marketplace.visualstudio.com/vsgallery/051172f3-4b30-4b...
Why is require_once so bad to use?
...: Require: 0.81639003753662 Not Defined: 0.17906713485718 Defined is 0.63732290267944 microseconds faster.
– Travis Weston
Jun 26 '14 at 19:35
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