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Is “double hashing” a password less secure than just hashing it once?
...use an ordered list of the most likely passwords. They start with "password123" and progress to less frequently used passwords.
Let's say an attackers list is long, with 10 billion candidates; suppose also that a desktop system can compute 1 million hashes per second. The attacker can test her who...
Load “Vanilla” Javascript Libraries into Node.js
...
David WoleverDavid Wolever
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How to create a .NET DateTime from ISO 8601 format
... Doesn't work for me with fractional digits. 2018-06-19T14:56:14.123Z is parsed as local time, not UTC. I use CultureInfo.InvariantCulture instead of null.
– Erik Hart
Jun 19 '18 at 12:46
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What are some alternatives to ReSharper? [closed]
...nswered Sep 16 '10 at 15:19
iggi123iggi123
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XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...ommand: ipconfig and hit Enter.
Look for: IPv4 Address . . . . . . . . 12.123.123.00
There are websites that will also display your IP address
If you don't have Python, download and install it.
Using the 'Command Prompt' you must go to the folder where the files are that you want to serve as a w...
What __init__ and self do on Python?
...iable declared inside an __init__ function:
class MyClass(object):
i = 123
def __init__(self):
self.i = 345
a = MyClass()
print(a.i)
print(MyClass.i)
Output:
345
123
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Understanding :source option of has_one/has_many through of Rails
...'ve chosen to namespace the Dog::Breed, because we want to access Dog.find(123).breeds as a nice and convenient association.
Now, if we now want to create a has_many :dog_breeds, :through => :dogs association on Pet, we suddenly have a problem. Rails won't be able to find a :dog_breeds associati...
Is there any difference between GROUP BY and DISTINCT
...ukas Eder
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Cast a Double Variable to Decimal
...hould use the M when declaring a new literal decimal value:
decimal dec = 123.45M;
(Without the M, 123.45 is treated as a double and will not compile.)
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Convert Rows to columns using 'Pivot' in SQL Server
..., 212),
(105, 2, 78),
(109, 2, 97),
(105, 3, 60),
(102, 3, 123),
(101, 3, 220),
(109, 3, 87);
If your values are known, then you will hard-code the query:
select *
from
(
select store, week, xCount
from yt
) src
pivot
(
sum(xcount)
for week in ([1], [2], [3])
) pi...