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Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?

...false; } But then they forget to use return doSomething() in the onclick and just use doSomething(). A second reason for avoiding # is that the final return false; will not execute if the called function throws an error. Hence the developers have to also remember to handle any error appropriately...
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Rails: FATAL - Peer authentication failed for user (PG::Error)

I am running my development on Ubuntu 11.10, and RubyMine 8 Answers 8 ...
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How to wrap async function calls into a sync function in Node.js or Javascript?

...ata using Node.js built-in fs.readFileSync . It's obvious both getData and fs.readFileSync are sync functions. One day you were told to switch the underlying data source to a repo such as MongoDB which can only be accessed asynchronously. You were also told to avoid pissing off your users, ge...
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What is the meaning of “non temporal” memory accesses in x86

...to be seen by other processors in a timely fashion. When data is produced and not (immediately) consumed again, the fact that memory store operations read a full cache line first and then modify the cached data is detrimental to performance. This operation pushes data out of the caches which might ...
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Who is “us” and who is “them” according to Git?

After a Git rebase, and in other circumstances, you can find some files marked as deleted by us in the git status report. Who is us according to Git and why? ...
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What is the difference between an ORM and an ODM?

I am trying to figure out what the difference is between ORM and ODM, as far as I understand the concept, ORM (Object Relational Mapper) maps the relations between data, where as ODM (Object Document Mapper) deals with documents. Am I right in assuming that mySQL is an example of ORM and MongoDB is ...
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How to fix HTTP 404 on Github Pages?

...h-pages branch. Everything looks good, I have my index.html , my CSS, JS and pictures folders. 30 Answers ...
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How to get and set the current web page scroll position?

How can I get and set the current web page scroll position? 4 Answers 4 ...
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Redis strings vs Redis hashes to represent JSON: efficiency?

...e cases): Store the entire object as JSON-encoded string in a single key and keep track of all Objects using a set (or list, if more appropriate). For example: INCR id:users SET user:{id} '{"name":"Fred","age":25}' SADD users {id} Generally speaking, this is probably the best method in most cas...
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Compare two objects and find the differences [duplicate]

what is the best way to compare two objects and find the differences? 2 Answers 2 ...