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How to add new elements to an array?
I have the following code:
18 Answers
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Iterate over the lines of a string
...rtelli
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How should I validate an e-mail address?
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How can I hash a password in Java?
...tic final int iterations = 20*1000;
private static final int saltLen = 32;
private static final int desiredKeyLen = 256;
/** Computes a salted PBKDF2 hash of given plaintext password
suitable for storing in a database.
Empty passwords are not supported. */
public st...
Send attachments with PHP Mail()?
...a convenient place in your project.
Include the main script file -- require_once('path/to/file/class.phpmailer.php');
Now, sending emails with attachments goes from being insanely difficult to incredibly easy:
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;
$email = new PHP...
What do linkers do?
...ple object files
Prerequisites: minimal understanding of:
x86-64 or IA-32 assembly
global structure of an ELF file. I have made a tutorial for that
Linking has nothing to do with C or C++ specifically: compilers just generate the object files. The linker then takes them as input without ever ...
Scala @ operator
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Get a filtered list of files in a directory
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answered Nov 12 '16 at 19:32
PADYMKOPADYMKO
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Python: Tuples/dictionaries as keys, select, sort
...12)
fruit2 = Fruit("pear", "green", 22)
fruit3 = Fruit("banana", "yellow", 32)
fruits = [fruit3, fruit2, fruit1]
The simple list fruits will be much easier, less confusing, and better-maintained.
Some examples of use:
All outputs below is the result after running the given code snippet follow...
'float' vs. 'double' precision
...question of how many digits can be stored in a binary integer: an unsigned 32 bit integer can store integers with up to 32 bits, which doesn't precisely map to any number of decimal digits: all integers of up to 9 decimal digits can be stored, but a lot of 10-digit numbers can be stored as well.
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