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Two-way encryption: I need to store passwords that can be retrieved
... PHP?
See below for a strong class that takes care of everything for you:
What is the safest algorithm to encrypt the passwords with?
safest? any of them. The safest method if you're going to encrypt is to protect against information disclosure vulnerabilities (XSS, remote inclusion, etc). If i...
What is the difference between a static and a non-static initialization code block
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@Totò: Yes, that's what the resolution of the class entails (at least they used to refer to it as link+init as "resolution" way back when). I am not surprised you can use reflection to discover things about a class without it resolving.
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What is sr-only in Bootstrap 3?
What is the class sr-only used for? Is it important or can I remove it? Works fine without.
6 Answers
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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
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How does Python's super() work with multiple inheritance?
...RO is constructed. They are not intended to print "first\nsecond\third" or whatever. You can – and should, of course, play around with the example, add super() calls, see what happens, and gain a deeper understanding of Python's inheritance model. But my goal here is to keep it simple and show how...
What do hjust and vjust do when making a plot using ggplot?
...le_y_continuous(breaks=c(0, 0.5, 1), expand=c(0, 0.2))
To understand what happens when you change the hjust in axis text, you need to understand that the horizontal alignment for axis text is defined in relation not to the x-axis, but to the entire plot (where this includes the y-axis text). ...
What are transparent comparators?
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What problem does this solve,
See Dietmar's answer and remyabel's answer.
and does this change how standard containers work?
No, not by default.
The new member function template overloads of find etc. allow you to us...
What is the largest TCP/IP network port number allowable for IPv4?
What is the highest port number one can use?
8 Answers
8
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Git Cherry-pick vs Merge Workflow
...l across all clones. There is (in theory) no chance that someone has done what looks like the same change but is actually corrupting or hijacking your repository. You can cherry-pick in individual changes and they are likely the same, but you have no guarantee. (As a minor secondary issue the new...
Javascript what is property in hasOwnProperty?
What is the right use/explanation of hasOwnProperty('someProperty') ?
9 Answers
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