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Java 256-bit AES Password-Based Encryption
...ecret) with the recipient out-of-band. Then to derive a good key from this information:
/* Derive the key, given password and salt. */
SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA256");
KeySpec spec = new PBEKeySpec(password, salt, 65536, 256);
SecretKey tmp = factory....
When to use self over $this?
... -1. This answer is misleading, read the other answers for more info.
– Pacerier
Jul 13 '13 at 9:14
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Mediator Vs Observer Object-Oriented Design Patterns
...the observer design pattern.
Each ambulance observer object wishes to be informed when there is an emergency state, so he can drive the address and give help.
The emergency operator observable keep reference to each on of the ambulance observers and notify them when help is needed (or generating ...
What is causing “Unable to allocate memory for pool” in PHP?
... "Unable to allocate memory for pool" and having trouble tracking down any information.
12 Answers
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Empty arrays seem to equal true and false at the same time
...always coerced to TRUE. look at the "Boolean context" table at: javascript.info/tutorial/object-conversion
– Niki
Jun 7 '16 at 2:04
2
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Sorting an IList in C#
...ist.OrderBy((s1, s2) => s1.Length.CompareTo(s2.Length));
There's more info in the post: http://blog.velir.com/index.php/2011/02/17/ilistt-sorting-a-better-way/
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Best way for a 'forgot password' implementation? [closed]
..., ensure that your smtp server has ssl, so your mails containing sensitive info doesn't get snooped. for most cases, this approach is pretty secure. if your case requires further security, you probably shouldn't have users that forget their passwords :S
– Kaushik Gopal
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How do you set, clear, and toggle a single bit?
...at stores the values as bits. See gotw.ca/publications/mill09.htm for more info...
– Niklas
Dec 12 '08 at 20:40
74
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How does __proto__ differ from constructor.prototype?
...t language :-).
According to utsaina's answer, I want to add more useful info.
The most surprising thing for me was discovering that Object.__proto__
points to Function.prototype, instead of Object.prototype, but I'm
sure there's a good reason for that :-)
It should NOT be. Object.__pro...
How to add a search box with icon to the navbar in Bootstrap 3?
... <div class="input-group-btn">
<button class="btn btn-info">
<span class="glyphicon glyphicon-search"></span>
</button>
</div>
</div>
</form>
...