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新手程序员应该知道的7件事 - 创意 - 清泛网 - 专注C/C++及内核技术
...候，对于计算机我有很多不明白的地方。文件系统，网络连接以及内存机制就是三个明显的例子。不了解这些，意味着我可能会不知道一些我想要呈现的编程结构的目标。”
2、知道命令行工具
作为一个开发人员，你必然需要...
“find: paths must precede expression:” How do I specify a recursive search that also finds files in
...like:
find . -name bobtest.c cattest.c snowtest.c
...causing the syntax error. So try this instead:
find . -name '*test.c'
Note the single quotes around your file expression -- these will stop the shell (bash) expanding your wildcards.
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Difference between numpy.array shape (R, 1) and (R,)
...ame issue also occurs column-wise). We will get matrices are not aligned error since M[:,0] is in shape (R,) but numpy.ones((1, R)) is in shape (1, R) .
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The apk must be signed with the same certificates as the previous version
...checking for debug (which I was actually searching for), but it returns an error that the jar contains signatures that do not include a timestamp. I created my apk using this thread: stackoverflow.com/questions/16622843/…
– CularBytes
Jul 2 '15 at 20:10
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Recursively list all files in a directory including files in symlink directories
Suppose I have a directory /dir inside which there are 3 symlinks to other directories
/dir/dir11 , /dir/dir12 , and /dir/dir13 . I want to list all the files in dir including the ones in dir11 , dir12 and dir13 .
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Make $JAVA_HOME easily changable in Ubuntu [closed]
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Yes, I agree with @AlainO'Dea. If there is any error in your script, you will not be able to login. Take care.
– Evan Hu
Feb 11 '15 at 1:56
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Iterate over a list of files with spaces
... a lot.
– gregseth
Aug 12 '11 at 12:05
2
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Returning a C string from a function
... you move over to C++ you'll use similar strategies:
class Foo
{
char _someData[12];
public:
const char* someFunction() const
{ // The final 'const' is to let the compiler know that nothing is changed in the class when this function is called.
return _someData;
}
}
... but...
Showing the stack trace from a running Python application
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edited Dec 10 '14 at 16:05
Mike Morearty
8,77844 gold badges2828 silver badges3434 bronze badges
answe...
How can I replace a newline (\n) using sed?
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edited Mar 16 '18 at 10:05
answered May 5 '15 at 9:43
JJo...