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How to implement a queue with three stacks?
...ic.
Let the elements queued into Q be numbered 1, 2, ..., based on their order of queue, with the first element that is queued into Q being defined as 1, the second one as 2, and so on.
Define
Q(0) := The state of Q when there are 0 elements in Q (and thus 0 elements in A, B and C)
Q(1) := The ...
ES6 class variable alternatives
...you prefix the method name with the class name (IE: MyClassProperties() in order to avoid accidentally overriding function calls within sub classes. Also, keep in mind that any calls to super() must be declared first in the class constructor.
– Chunky Chunk
Se...
How to find the operating system version using JavaScript?
...y for Opera Next (en.wikipedia.org/wiki/…). It is detected as Chrome. In order to check for it, get index of 'OPR' in user agent.
– Eadel
Oct 29 '14 at 8:35
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How to compile python script to binary executable
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Java: parse int value from a char
...2' - '0' you really just get 50 - 48 = 2. Have a look at an ASCII table in order to understand this principle better. Also, 'x' means get the ascii value of the character in Java.
– Kevin Van Ryckegem
May 13 '17 at 13:16
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How to log out user from web site using BASIC authentication?
... it worked for Chrome and FF. I only had to do an extra "GET" on my logout.php page to clear the $_SESSION.
– urban
Oct 9 '15 at 10:08
2
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Get the value of an instance variable given its name
...iting so instead of having many variables + an array with the names in the order I wanted, I put the parameters themselves into the array (the design decision was whether to access variables each time by searching the array or optimize by having an additional array with their names that would be use...
How do you split and unsplit a window/view in Eclipse IDE?
... The key is to drag the new opened editor to reach the bottom border of the old editor, then a black arrow and a black line at the middle of the old editor will appear to indicate that you split the editor successfully.
– zhihong
Sep 26 '13 at 13:35...
Socket.IO Authentication
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This article (http://simplapi.wordpress.com/2012/04/13/php-and-node-js-session-share-redi/) shows how to
store sessions of the HTTP server in Redis (using Predis)
get these sessions from Redis in node.js by the session id sent in a cookie
Using this code you are able to get t...
Best way to store password in database [closed]
...ssword: Best Practices?
Is it ever ok to store password in plain text in a php variable or php constant?
To clarify a bit further on the salting bit, the danger with simply hashing a password and storing that is that if a trespasser gets a hold of your database, they can still use what are known a...