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Hey can you tell how to convert the List<InputStream> to List<File> ?
– kumuda
Mar 19 '15 at 12:37
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how to check the dtype of a column in python pandas
... Can you comment as to why you included == np.float64 ? Arn't we trying to convert to floats? Thanks.
– Ryan Chase
May 20 '16 at 17:15
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String representation of an Enum
...e is an issue it can be a problem. I wouldn't worry about it unless you're converting loads of enums though.
– Keith
Jan 8 '09 at 14:26
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Find region from within an EC2 instance
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ec2-metadata --availability-zone | sed 's/.$//'
For debian based systems, the command is without dash.
ec2metadata --availability-zone | sed 's/.$//'
share
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improve this answer
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Java 8 Stream and operation on arrays
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There are new methods added to java.util.Arrays to convert an array into a Java 8 stream which can then be used for summing etc.
int sum = Arrays.stream(myIntArray)
.sum();
Multiplying two arrays is a little more difficult because I can't think of a way t...
[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
...用其它的CString成员函数
3、BSTR转换成char*
方法一，使用ConvertBSTRToString。例如：
#include #pragma comment(lib, "comsupp.lib")
int _tmain(int argc, _TCHAR* argv[])
{
BSTR bstrText = ::SysAllocString(L"Test");
char* lpszText2 = _com_util::ConvertBSTRToString(bs...
How to set my default shell on Mac?
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dbright@PowerMac:~$ chsh -s /Users/dbright/sys/bin/bash Changing shell for dbright. Password for dbright: chsh: /Users/dbright/sys/bin/bash: non-standard shell dbright@PowerMac:~$ ls -l /etc/shells -rw-r--r-- 1 root wheel 179 Sep 23 2007 /etc/shells
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What do Clustered and Non clustered index actually mean?
...tered index.
With a non clustered index there is a second list that has pointers to the physical rows. You can have many non clustered indices, although each new index will increase the time it takes to write new records.
It is generally faster to read from a clustered index if you want to get ba...
How do I decode HTML entities in Swift?
...LEntities : String {
// ===== Utility functions =====
// Convert the number in the string to the corresponding
// Unicode character, e.g.
// decodeNumeric("64", 10) --> "@"
// decodeNumeric("20ac", 16) --> "€"
func decodeNumeric(_ str...
How can I check the syntax of Python script without executing it?
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import sys
filename = sys.argv[1]
source = open(filename, 'r').read() + '\n'
compile(source, filename, 'exec')
Save this as checker.py and run python checker.py yourpyfile.py.
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