大约有 1,390 项符合查询结果（耗时：0.0581秒） [XML]
Is SHA-1 secure for password storage?
...a derivative from the time-memory trade-off first described by Hellman in 1980. Assuming that you have N possible passwords (that's the size of your dictionary, or 2n if you consider brute-forcing a hash function with an output of n bits), there is a time-sharing attack in which you precompute the N...
Multiprocessing - Pipe vs Queue
...ing-T61:~$ python multi_pipe.py
Sending 10000 numbers to Pipe() took 0.0369849205017 seconds
Sending 100000 numbers to Pipe() took 0.328398942947 seconds
Sending 1000000 numbers to Pipe() took 3.17266988754 seconds
mpenning@mpenning-T61:~$ python multi_queue.py
Sending 10000 numbers to Queue() too...
What is the dependency inversion principle and why is it important?
...
Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
answered Jul 11 '09 at 15:20
Derek Gree...
Why is reading lines from stdin much slower in C++ than Python?
...
98
I reproduced the original result on my computer using g++ on a Mac.
Adding the following statem...
What is the 'dynamic' type in C# 4.0 used for?
...
98
Personally I dont like the thought of using the dynamic in c# for solving problems that can be solved (maybe even better) by standard c# fe...
Loop through an array in JavaScript
...
98
That particular example is probably better implemented using Array.forEach. map is for generating a new array.
– hart...
What's the fastest way to merge/join data.frames in R?
... 2.73 0.02 NA NA
1 aggregate 1 14.89 5.298932 14.89 0.00 NA NA
2 data.table 1 132.46 47.138790 131.70 0.08 NA NA
3 plyr 1 212.69 75.690391 211.57 0.56 NA NA
...
How do you use bcrypt for hashing passwords in PHP?
...xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
// For example:
// $2y$10$.vGA1O9wmRjrwAVXD98HNOgsNpDczlqm3Jq7KnEd1rVAGv3Fykk1a
// Usage 2:
$options = [
'cost' => 11
];
echo password_hash('rasmuslerdorf', PASSWORD_BCRYPT, $options)."\n";
// $2y$11$6DP.V0nO7YI3iSki4qog6OQI5eiO6Jnjsqg7vdnb.JgGIsxniOn4C
To ver...
What is the significance of ProjectTypeGuids tag in the visual studio project file
... {D399B71A-8929-442a-A9AC-8BEC78BB2433}
Silverlight {A1591282-1198-4647-A2B1-27E5FF5F6F3B}
ASP.NET MVC {F85E285D-A4E0-4152-9332-AB1D724D3325}
ASP.NET MVC 4 {E3E379DF-F4C6-4180-9B81-6769533ABE47}
Test {3AC096D0-A1C2-E12C-1390-A8335801FDAB}
Solution Fol...
Printing 1 to 1000 without loop or conditionals
...
298
votes
Looks like it doesn't need to use loops
printf("1 10 11 100 101 110 111 100...