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Create a string with n characters

...re a way in java to create a string with a specified number of a specified character? In my case, I would need to create a string with 10 spaces. My current code is: ...
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How to get the last char of a string in PHP?

I need to get the last character of a string. Say I have "testers" as input string and I want the result to be "s". how can I do that in PHP? ...
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What does it mean by buffer?

...ample. In a C program, for example, you might have: #define BUFSIZE 1024 char buffer[BUFSIZE]; size_t len = ; // ... later while((len=read(STDIN, &buffer, BUFSIZE)) > 0) write(STDOUT, buffer, len); ... which is a minimal version of cp(1). Here, the buffer array is used to store the ...
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How many bytes does one Unicode character take?

...fer UTF-16 over UTF-8, for instance. Developers of different software may select different encodings based upon which Unicode characters are more likely to be used. In China/Japan for instance, UTF-16 (2-bytes) makes more sense than UTF-8 for them, because the same characters often would need twice...
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Difference between const & const volatile

...be the status register for a serial port. Various bits will indicate if a character is waiting to be read or if the transmit register is ready to accept a new character (ie., - it's empty). Each read of this status register could result in a different value depending on what else has occurred in t...
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How to enter a multi-line command

...e grave accent (backtick): Get-ChildItem -Recurse ` -Filter *.jpg ` | Select LastWriteTime However, this is only ever necessary in such cases as shown above. Usually you get automatic line continuation when a command cannot syntactically be complete at that point. This includes starting a new...
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Calling C++ class methods via a function pointer

...ion pointer and initialize to NULL int (TMyClass::*pt2ConstMember)(float, char, char) const = NULL; // C++ class TMyClass { public: int DoIt(float a, char b, char c){ cout << "TMyClass::DoIt"<< endl; return a+b+c;}; int DoMore(float a, char b, char c) const { cout <&...
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How much is too much with C++11 auto keyword?

...to spaces = space & space & space; with r_and_t<r_and_t<r_char_t<char>&, r_char_t<char>&>, r_char_t<char>&> spaces = space & space & space; On the other hand, when type is known and is simple, it's much better if it stated explicitly...
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How to concatenate a std::string and an int?

...tm; sstm << name << age; result = sstm.str(); // 7. with itoa char numstr[21]; // enough to hold all numbers up to 64-bits result = name + itoa(age, numstr, 10); // 8. with sprintf char numstr[21]; // enough to hold all numbers up to 64-bits sprintf(numstr, "%d", age); result = name + ...
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Extracting substrings in Go

...ncluding whitespace), then process it. Using bufio.ReadString, the newline character is read together with the input, so I came up with the following code to trim the newline character: ...