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What is the best way to prevent session hijacking?
... that the old session UUID can never be used again.
I'm not sure if this idea will work but here goes: Add a serial number into your session cookie, maybe a string like this:
SessionUUID, Serial Num, Current Date/Time
Encrypt this string and use it as your session cookie. Regularly change the se...
Is it possible to decrypt MD5 hashes?
...mple for a (very insecure) hash function (and this illustrates the general idea of it being one-way) would be to take all of the bits of a piece of data, and treat it as a large number. Next, perform integer division using some large (probably prime) number n and take the remainder (see: Modulus). Y...
What is the best way to solve an Objective-C namespace collision?
...d load the other one when you need to use the other framework.
My initial idea was to use NSBundle to load one of the frameworks, then copy or rename the classes inside that framework, and then load the other framework. There are two problems with this. First, I couldn't find a function to copy the...
Is there a way to instantiate objects from a string holding their class name?
... you can do
return map[some_string]();
Getting a new instance. Another idea is to have the types register themself:
// in base.hpp:
template<typename T> Base * createT() { return new T; }
struct BaseFactory {
typedef std::map<std::string, Base*(*)()> map_type;
static Base ...
How to resize superview to fit all subviews with autolayout?
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Eric Baker's comment tipped me off to the core idea that in order for a view to have its size be determined by the content placed within it, then the content placed within it must have an explicit relationship with the containing view in order to drive its height (or widt...
To Workflow or Not to Workflow?
...isks as it's a new technology and you have to come up with some innovative ideas.
my 2 cents...
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Generate a random point within a circle (uniformly)
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very good! I like the idea of more probability for centralize the points, so if we don't swap when b < a we can achieve this! e.g. in javascript jsfiddle.net/b0sb5ogL/1
– Guilherme
Jan 23 '15 at 20:44
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Why would one omit the close tag?
...to the header thing, so I assumed anyone reading this thread would have an idea about it. The underlying issue and the actual cause of the problems in many of the answers here is unneeded whitespace after ?>, which (just like any output) causes the headers to be sent as soon as it's output. There...
Why hasn't functional programming taken over yet?
... strength since focusing on "high-assurance software."
Many people have no idea how technological innovation happens, and expect that better technology will simply become dominant all by itself (the "better mousetrap" effect), but the world's just not like that.
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Capture Image from Camera and Display in Activity
...874009725833047.jpg exposed beyond app through ClipData.Item.getUri(). Any idea on how to fix this? @AlbertVilaCalvo
– user4725678
Aug 23 '18 at 14:24
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