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Why is XOR the default way to combine hashes?
...some "noise" if the incoming hashed values are poor (ie, imagine every component hashes to 0 -- the above handles it well, generating a smear of 1 and 0s after each combine. My naive 3*hash(a)+hash(b) simply outputs a 0 in that case).
(For those not familiar with C/C++, a size_t is an unsigned int...
What is an Endpoint?
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All of the answers posted so far are correct, an endpoint is simply one end of a communication channel. In the case of OAuth, there are three endpoints you need to be concerned with:
Temporary Credential Request URI (called the Request Token URL in the OAuth 1.0a community spec). This is a...
SQL keys, MUL vs PRI vs UNI
...mitted within the column.
There is also a final caveat:
If more than one of the Key values applies to a given column of a table, Key displays the one with the highest priority, in the order PRI, UNI, MUL.
As a general note, the MySQL documentation is quite good. When in doubt, check it out!
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Why is [1,2] + [3,4] = “1,23,4” in JavaScript?
... String("abc") are all of object type, not numbers, booleans or strings as one might expect. Nevertheless for arithmetic operators Number and Boolean behave as numbers.
Easy, huh? With all that out of the way, we can move on to the overview itself.
Different result types of + by operand types
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How to trim white spaces of array values in php
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this one better $fruit= array_map('trim', $fruit);
– Yasar Arafath
Mar 18 '17 at 10:18
1
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Resolve build errors due to circular dependency amongst classes
...nker errors in a C++ project due to some bad design decisions (made by someone else :) ) which lead to circular dependencies between C++ classes in different header files (can happen also in the same file) . But fortunately(?) this doesn't happen often enough for me to remember the solution to this...
Forking vs. Branching in GitHub
... collaborator for that specific project.
Forking is nothing more than a clone on the GitHub server side:
without the possibility to directly push back
with fork queue feature added to manage the merge request
You keep a fork in sync with the original project by:
adding the original project as...
DateTime.Now vs. DateTime.UtcNow
...actly are the principles of how the two properties work. I know the second one is universal and basically doesn't deal with time zones, but can someone explain in detail how they work and which one should be used in what scenario?
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How to differ sessions in browser-tabs?
...and more popular method, but it means that all browser tabs and windows by one user share the session - IMO this is in fact desirable, and I would be very annoyed at a site that made me login for each new tab, since I use tabs very intensively
URL rewriting. Any URL on the site has a session ID appe...
Eclipse git checkout (aka, revert)
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This can be done via the context menu "Replace with/File in Git index" on the file in package view.
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