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Remove non-utf8 characters from string

Im having a problem with removing non-utf8 characters from string, which are not displaying properly. Characters are like this 0x97 0x61 0x6C 0x6F (hex representation) ...
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fs: how do I locate a parent folder?

... followed, it even triggers eslint on airbnb-base preset, the rule no-path-concat in particular – revelt Oct 15 '17 at 22:03 ...
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How to select rows from a DataFrame based on column values?

..., 3000, 10000, 30000], dtype=float ) for j in res.columns: d = pd.concat([df] * j, ignore_index=True) for i in res.index:a stmt = '{}(d)'.format(i) setp = 'from __main__ import d, {}'.format(i) res.at[i, j] = timeit(stmt, setp, number=50) Special Timing Looki...
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rpcndr.h和wtypes.h冲突的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...x86) microsoft sdks windows v7.0a include rpcndr.h(162): error C2632: char后面的in...当编译出现如下错误时: 1>c:\program files (x86)\microsoft sdks\windows\v7.0a\include\rpcndr.h(162): error C2632: “char”后面的“int”非法 1>c:\program files (x86)\microsoft sdks\window...
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What is the proper declaration of main?

... main that must be allowed: int main() // (1) int main(int, char*[]) // (2) In (1), there are no parameters. In (2), there are two parameters and they are conventionally named argc and argv, respectively. argv is a pointer to an array of C strings representing the arguments to...
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Code for decoding/encoding a modified base64 URL

... Won't this add up to three '=' chars? It appears that there will only be 0, 1, or 2 of these. – Kirk Liemohn Aug 4 '09 at 17:10 1 ...
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C++模板的特化 - C/C++ - 清泛网 - 专注C/C++及内核技术

... t1, const T t2) { return t1 < t2 ? t2 : t1; } template <> const char* mymax(const char* t1,const char* t2) { return (strcmp(t1,t2) < 0) ? t2 : t1; } 但是你不能这么搞: template <> bool mymax(const char* t1,const char* t2) { return (strcmp(t1,t2) < 0); } 其实...
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Why isn't sizeof for a struct equal to the sum of sizeof of each member?

...bytes */ /* 2 padding bytes */ int i; /* 4 bytes */ char c; /* 1 byte */ /* 3 padding bytes */ }; struct Y { int i; /* 4 bytes */ char c; /* 1 byte */ /* 1 padding byte */ short s; /* 2 bytes */ }; struct Z { int i; /* 4 bytes ...
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C++ multiline string literal

...act that adjacent string literals are concatenated by the compiler: const char *text = "This text is pretty long, but will be " "concatenated into just a single string. " "The disadvantage is that you have to quote " "each part, and newlines must be literal as " "usual."; The indentatio...
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How to construct a std::string from a std::vector?

...a quicker/alternative/"better" way to initialize a string from a vector of chars? 7 Answers ...