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What is the best way to prevent session hijacking?
... link) in addition to the regular session cookie. Then, when a user visits one of your "sensitive" areas, redirect them to HTTPS, and check for the presence of that secure cookie. A real user will have it, a session hijacker will not.
EDIT: This answer was originally written in 2008. It's 2016 now,...
Parse email content from quoted reply
...wrote" or prefix the lines with an angle bracket. Unfortunately, not everyone does this. Does anyone have any idea on how to programmatically detect reply text? I am using C# to write this parser.
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What is the best way to concatenate two vectors?
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@boycy No. It is amortized constant time to push_back one element. To push back n elements is O(n)
– Konrad Lindenbach
Mar 12 '16 at 1:47
1
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How can I count all the lines of code in a directory recursively?
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This will print more than one number when there are many files (because wc will be run multiple times. Also doesn't handle many special file names.
– l0b0
Apr 23 '13 at 11:56
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How do I pass a unique_ptr argument to a constructor or a function?
...: next(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the pointer to the function/...
.prop() vs .attr()
...th a property and an attribute with the same name exists, usually updating one will update the other, but this is not the case for certain attributes of inputs, such as value and checked: for these attributes, the property always represents the current state while the attribute (except in old versio...
Why can't I have abstract static methods in C#?
...just available without an object reference.
A call to a static method is done through the class name, not through an object reference, and the Intermediate Language (IL) code to call it will call the abstract method through the name of the class that defined it, not necessarily the name of the clas...
Flatten nested dictionaries, compressing keys
... is not likely an issue, but I'll elaborate on the second point in case anyone else cares: In implementing this, there are numerous dangerous choices. If you do this recursively and yield and re-yield, or anything equivalent which touches nodes more than once (which is quite easy to accidentally do)...
How do I set a variable to the output of a command in Bash?
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In addition to backticks `command`, command substitution can be done with $(command) or "$(command)", which I find easier to read, and allows for nesting.
OUTPUT=$(ls -1)
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE}"
Quoting (") does matter to preserve multi-line variabl...
How can I lock a file using java (if possible)
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this one looked good, but it doesn't work. I get the OverlappingFileLockException every time, even when the file didn't even exsist
– Gavriel
Feb 5 '15 at 10:11
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