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C++ Convert string (or char*) to wstring (or wchar_t*)
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Assuming that the input string in your example (おはよう) is a UTF-8 encoded (which it isn't, by the looks of it, but let's assume it is for the sake of this explanation :-)) representation of a Unicode string of your interest, then your problem...
What is a “surrogate pair” in Java?
I was reading the documentation for StringBuffer , in particular the reverse() method. That documentation mentions something about surrogate pairs . What is a surrogate pair in this context? And what are low and high surrogates?
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uint8_t vs unsigned char
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@endolith, using uint8_t for a string isn't necessarily wrong, but it's definitely weird.
– Mark Ransom
Nov 14 '11 at 13:58
5
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Stripping out non-numeric characters in string
Hey Im looking to strip out non-numeric characters in a string in ASP.NET C#
11 Answers
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PHP passing $_GET in linux command prompt
...opulate $_GET anyway, you can do this:
// bash command:
// export QUERY_STRING="var=value&arg=value" ; php -e myscript.php
parse_str($_SERVER['QUERY_STRING'], $_GET);
print_r($_GET);
/* outputs:
Array(
[var] => value
[arg] => value
)
*/
You can also execute a...
How to assign a Git SHA1's to a file without Git?
...having Git installed. Note that "\0" is the NULL-byte, not a two-character string.
For example, the hash of an empty file:
sha1("blob 0\0") = "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391"
$ touch empty
$ git hash-object empty
e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
Another example:
sha1("blob 7\...
Convert JS date time to MySQL datetime
...ion twoDigits(d) {
if(0 <= d && d < 10) return "0" + d.toString();
if(-10 < d && d < 0) return "-0" + (-1*d).toString();
return d.toString();
}
/**
* …and then create the method to output the date string as desired.
* Some people hate using prototypes thi...
What can be the reasons of connection refused errors?
...king for firewalls and that the port is open, use telnet to connect to the ip/port to test connectivity. This removes any potential issues from your application.
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How to strip HTML tags from a string in SQL Server?
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Note that as a string-intensive UDF in SQL Server 2005 or later, this is a perfect candidate for implementing a CLR UDF function for a massive performance boost. More info on doing so here: stackoverflow.com/questions/34509/…
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What's the main difference between int.Parse() and Convert.ToInt32
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If you've got a string, and you expect it to always be an integer (say, if some web service is handing you an integer in string format), you'd use Int32.Parse().
If you're collecting input from a user, you'd generally use Int32.TryParse(), ...