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How to convert number to words in java

...o use a built-in function of your DBMS (if available). For Oracle SQL> select to_char(to_date(873,'J'), 'JSP') as converted_form from dual; CONVERTED_FORM --------------------------- EIGHT HUNDRED SEVENTY-THREE SQL> 'JSP' means : J : the Julian format. SP : spells the word for the number pa...
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What is move semantics?

...: #include <cstring> #include <algorithm> class string { char* data; public: string(const char* p) { size_t size = std::strlen(p) + 1; data = new char[size]; std::memcpy(data, p, size); } Since we chose to manage the memory ourselves, we need...
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How to show a confirm message before delete?

...message on clicking delete (this maybe a button or an image). If the user selects ' Ok ' then delete is done, else if ' Cancel ' is clicked nothing happens. ...
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string sanitizer for filename

... Instead of worrying about overlooking characters - how about using a whitelist of characters you are happy to be used? For example, you could allow just good ol' a-z, 0-9, _, and a single instance of a period (.). That's obviously more limiting than most filesyst...
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application/x-www-form-urlencoded or multipart/form-data?

...will fail. The key is to choose an encoding and a boundary such that your selected boundary characters cannot appear in the encoded output. One simple solution is to use base64 (do not use raw binary). In base64 3 arbitrary bytes are encoded into four 7-bit characters, where the output character se...
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How to read a file without newlines?

...works if the file ends with a newline, otherwise the last line will lose a character. This assumption is true in most cases (especially for files created by text editors, which often do add an ending newline anyway). If you want to avoid this you can add a newline at the end of file: with open(th...
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What is the argument for printf that formats a long?

... Yep Dr Beco; further, just %l triggers warning: unknown conversion type character 0x20 in format [-Wformat] – Patrizio Bertoni Jul 29 '15 at 10:53 add a comment ...
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How to add a line break in C# .NET documentation

...p;#160;</para>, <para> </para> or the invisible character... – Dinei Oct 23 '14 at 14:30 Th...
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What is RSS and VSZ in Linux memory management

...-in-c/7212248#7212248 */ void ProcStat_init(ProcStatm *result) { const char* statm_path = "/proc/self/statm"; FILE *f = fopen(statm_path, "r"); if(!f) { perror(statm_path); abort(); } if(7 != fscanf( f, "%lu %lu %lu %lu %lu %lu %lu", &(...
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深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术

...二进制内容,不同的编码环境下显示不一致: unsigned char j = 0xa1; for(; j < 0xdf-30; j++) { char p[1024]; sprintf(p, "%d\t%02x\t%o\t%c \t %d\t%02x\t%o\t%c", j,j,j,j, j+31,j+31,j+31,j+31); std::cout << p << std::endl; } (整形,十六进制,八进制,字符...