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How do I retrieve my MySQL username and password?
...art the MySQL console client with the -u root option.
List all the users;
SELECT * FROM mysql.user;
Reset password;
UPDATE mysql.user SET Password=PASSWORD('[password]') WHERE User='[username]';
But DO NOT FORGET to
Stop the MySQL process
Start the MySQL Process normally (i.e. without the --ski...
Best way to replace multiple characters in a string?
I need to replace some characters as follows: & ➔ \& , # ➔ \# , ...
13 Answers
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Efficient way to remove ALL whitespace from String?
... IsExistingWorkspace() method. Since all workspaces consist of contiguous characters with no whitespace, I'm assuming the easiest way to find out if a particular workspace is in the list is to remove all whitespace (including newlines) and doing this (XML is the string received from the web request...
Extracting text from HTML file using Python
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How if we want to select some line, just said, line #3?
– hepidad
Aug 26 '14 at 19:19
3
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Remove all occurrences of char from string
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Try using the overload that takes CharSequence arguments (eg, String) rather than char:
str = str.replace("X", "");
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Django template tag to truncate text
... cuts the text at the given word count. But there is nothing like truncatechars .
9 Answers
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Why is argc not a constant?
...at any C function can do. Also, getopt is declared as int getopt(int argc, char * const argv[], const char *optstring);. And here the const is not top level, but declares the pointers to be const, a promise to not modify them (although the strings that they point to might conceivably be modified).
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Most efficient way to make the first character of a String lower case?
What is the most efficient way to make the first character of a String lower case?
11 Answers
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Detecting endianness programmatically in a C++ program
... for !
bool is_big_endian(void)
{
union {
uint32_t i;
char c[4];
} bint = {0x01020304};
return bint.c[0] == 1;
}
The principle is equivalent to the type case as suggested by others, but this is clearer - and according to C99, is guaranteed to be correct. gcc prefers ...
How to check if a String is numeric in Java
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Note that the . in your regex will match any character, not just the decimal separator character.
– jqno
Jul 11 '09 at 8:16
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