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How to securely save username/password (local)?
...e entered user name and password, use the Rfc2898DerivedBytes class (also known as Password Based Key Derivation Function 2 or PBKDF2). This is more secure than using encryption like Triple DES or AES because there is no practical way to go from the result of RFC2898DerivedBytes back to the passwor...
Should I put input elements inside a label element?
... contained within a label element that contains the label text." I don't know if that was added in the years since @Sorcy commented, but the input-in-label scenario is considered valid now.
– Alex Weitzer
Aug 14 '14 at 21:29
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Eventual consistency in plain English
... rain tomorrow.
Eventually, all of the servers (you, me, your neighbor) know the truth (that it's going to rain tomorrow), but in the meantime the client (his wife) came away thinking it is going to be sunny, even though she asked after one or more of the servers (you and me) had a more up-to-date...
Too many 'if' statements?
...ne 1-digit base 4 number {0,1,2,3} -- 4 different values, also important.
Now, a 1-digit base 4 number can be expressed as a 2-digit base 2 number; {0,1,2,3} = {00,01,10,11}, and so each output can be encoded with only 2 bits. From above, there are only 16 different outputs possible, so 16*2 = 32...
Passing arrays as parameters in bash
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This answer helped me solve an issue just now. However, I wanted to point out that on my machine (using bash 4.3.42) the "${!1}" and "${!2}" need to have the quotes removed. If you do not, the value of the original array is read as one string and assigned to argAry1[...
What is Normalisation (or Normalization)?
...hn
2 | Ford 2 | Sue
2 | Cadillac
Now it may seem like we still have redundant data because the UserId's are repeated; However the PK/FK constraint ensures that the values cannot be updated independently, so integrity is safe.
Is it important? Yes, it is ver...
Phonegap Cordova installation Windows
...les for window phone, etc platform... just use those templates.
I don't know how such an easy process could have worse documentation. It as if it was written by lawyers.
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What are the differences between a pointer variable and a reference variable in C++?
I know references are syntactic sugar, so code is easier to read and write.
41 Answers
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What is DOM Event delegation?
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Event bubbling provides the foundation for event delegation in browsers. Now you can bind an event handler to a single parent element, and that handler will get executed whenever the event occurs on any of its child nodes (and any of their children in turn). This is event delegation. Here's an exa...
Why aren't python nested functions called closures?
...e will be no content inside the closure. Thats exactly what we see above.
Now I will explain another different snippet to clear out everything Free Variable with Closure:
>>> def outer(x):
... def intermediate(y):
... free = 'free'
... def inner(z):
... ret...