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Hidden Features of MySQL
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Binary Protocol:
MySQL 4.1 introduced a binary protocol that allows non-string data values to be sent
and returned in native format without conversion to and from string format. (Very usefull)
Aside, mysql_real_query() is faster than mysql_query() because it does not call strlen()
to opera...
Convert from enum ordinal to enum type
...the database. Furthermore, it's better to use int manipulation rather than String...
– user660940
Mar 15 '11 at 16:06
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How do I sort unicode strings alphabetically in Python?
...rary. It is pretty easy.
# python2.5 code below
# corpus is our unicode() strings collection as a list
corpus = [u"Art", u"Älg", u"Ved", u"Wasa"]
import locale
# this reads the environment and inits the right locale
locale.setlocale(locale.LC_ALL, "")
# alternatively, (but it's bad to hardcode)
#...
How to get the type of a variable in MATLAB?
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for conditionals: if ( string(class(b)) == 'double' ) fprintf(1, 'b is double'); end
– khaverim
Apr 16 at 18:09
add a comme...
Why is an int in OCaml only 31 bits?
... like true, false, nil, the 127 ASCII characters, some commonly used short strings, the empty list, the empty object, the empty array and so on near the 0 address.
For example, in the MRI, YARV and Rubinius Ruby interpreters, integers are encoded the way I described above, false is encoded as addre...
Convert Elixir string to integer or float
I need to convert a string to a floating point value or an integer. There was no method such as,
8 Answers
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Replace non-numeric with empty string
...et passed "(913)-444-5555" or anything else, is there a quick way to run a string through some kind of special replace function that I can pass it a set of characters to allow?
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std::string length() and size() member functions
...ion and found that there is actually a method called length() for std::string (I always used size() ). Is there any specific reason for having this method in std::string class? I read both MSDN and CppRefernce, and they seem to indicate that there is no difference between size() and lengt...
HTML form readonly SELECT tag/input
...eption (for example if we didn't handle this situation, and we expect one string and use 'Request.Form[FieldName]' command)
– M.i.T
Nov 17 '15 at 5:36
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PreparedStatement IN clause alternatives?
...ng multiple comma-delimited parameters.
*
* @param sql The SQL statement string with one IN clause.
* @param params The number of parameters the SQL statement requires.
* @return The SQL statement with (?) replaced with multiple parameter
* placeholders.
*/
public static String any(String sql,...