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SPA best practices for authentication and session management

..., etc. what do people believe to be some best practices for authentication and session management? I can think of a couple of ways of considering approaching the problem. ...
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Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity

...s, you have found a bug in overload resolution. The bug reproduces in C# 4 and 5; it does not reproduce in the "Roslyn" version of the semantic analyzer. I've informed the C# 5 test team, and hopefully we can get this investigated and resolved before the final release. (As always, no promises.) A c...
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]

Websocket is good, but would it be able to handle 1,000,000 concurrent connections? How many system resources will be held for keeping 1,000,000 websocket open? ...
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What do the numbers in a version typically represent (i.e. v1.9.0.1)?

... I'm trying to understand this system. So here is a question: What if a new release has a feature and a bug fix, what should I increment? – iTurki Jul 16 '13 at 19:36 ...
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EC2 Can't resize volume after increasing size

... Thank you Wilman your commands worked correctly, small improvement need to be considered if we are increasing EBSs into larger sizes Stop the instance Create a snapshot from the volume Create a new volume based on the snapshot increasing the size Ch...
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What happens when a duplicate key is put into a HashMap?

...e times to HashMap ’s put method, what happens to the original value? And what if even the value repeats? I didn’t find any documentation on this. ...
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Are PDO prepared statements sufficient to prevent SQL injection?

...erver's expecting on the connection both to encode ' as in ASCII i.e. 0x27 and to have some character whose final byte is an ASCII \ i.e. 0x5c. As it turns out, there are 5 such encodings supported in MySQL 5.6 by default: big5, cp932, gb2312, gbk and sjis. We'll select gbk here. Now, it's very i...
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Why are C# 3.0 object initializer constructor parentheses optional?

... This question was the subject of my blog on September 20th 2010. Josh and Chad's answers ("they add no value so why require them?" and "to eliminate redundancy") are basically correct. To flesh that out a bit more: The feature of allowing you to elide the argument list as part of the "larger f...
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Finding duplicate values in a SQL table

...T(*) > 1 Simply group on both of the columns. Note: the older ANSI standard is to have all non-aggregated columns in the GROUP BY but this has changed with the idea of "functional dependency": In relational database theory, a functional dependency is a constraint between two sets of attrib...
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Can the Unix list command 'ls' output numerical chmod permissions?

... For creating it as an alias (example below: 'cls' command), use: alias cls="ls -l | awk '{k=0;for(i=0;i<=8;i++)k+=((substr(\$1,i+2,1)~/[rwx]/)*2^(8-i));if(k)printf(\"%0o \",k);print}'" – danger89 Mar 6 '14 at 16:15 ...