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node.js database [closed]
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from what I understand some really cool features are coming down the line to speed up aggregation in mongodb. One of them is native aggregation functions. slideshare.net/cwestin63/mongodb-aggregation-mongosf-may-2011 and also a possible switch to v8 instead of spidermonkey fo...
Access-Control-Allow-Origin wildcard subdomains, ports and protocols
...ng. It only supports *, null or the exact protocol + domain + port: http://www.w3.org/TR/cors/#access-control-allow-origin-response-header
Your server will need to validate the origin header using the regex, and then you can echo the origin value in the Access-Control-Allow-Origin response header.
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Can “this” ever be null in Java?
...ennyTM: it is sufficient in Java. If you're using the this keyword and it compiles, it's not null when you observe it. But as others say that doesn't prevent an NPE when trying to invoke the method, e.g. But that's completely out of your control as a method and a null check within the method isn'...
Reset AutoIncrement in SQL Server after Delete
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Issue the following command to reseed mytable to start at 1:
DBCC CHECKIDENT (mytable, RESEED, 0)
Read about it in the Books on Line (BOL, SQL help). Also be careful that you don't have records higher than the seed you are setting.
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AngularJS - Trigger when radio button is selected
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Disable ActiveRecord for Rails 4
...ive_record with active_model in the requires list from here: stackoverflow.com/questions/19078044/…
– arnab
Oct 21 '14 at 22:30
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Calculate distance between two points in google maps V3
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Using Caps Lock as Esc in Mac OS X
...to install third-party software to achieve this.
Here's my attempt at a comprehensive, visual walk-through answer (with links) of how to achieve this using Seil (formerly known as PCKeyboardHack).
First, go into the System Preferences, choose Keyboard, then the Keyboard Tab (first tab), and cli...
psql: FATAL: Ident authentication failed for user “postgres”
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Did you set the proper settings in pg_hba.conf?
See https://help.ubuntu.com/stable/serverguide/postgresql.html how to do it.
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Lisp in the real world
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useful for Animation and Graphics, AI,
Bioinformatics, B2B and E-Commerce,
Data Mining, EDA/Semiconductor
applications, Expert Systems, Finance,
Intelligent Agents, Knowledge
Management, Mechanical CAD, Modeling
and Simulation, Natural Language,
Optimization, Research, Risk Ana...