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Where is Erlang used and why? [closed]
... systems:
• Amazon uses Erlang to implement SimpleDB, providing database services as a part
of the Amazon Elastic Compute Cloud (EC2).
• Yahoo! uses it in its social bookmarking service, Delicious, which has more than
5 million users and 150 million bookmarked URLs.
• Facebook uses Erlang to p...
Identity increment is jumping in SQL Server database
...1,000 when allocating IDENTITY values for an int column and restarting the service can "lose" unused values (The cache size is 10,000 for bigint/numeric).
This is mentioned in the documentation
SQL Server might cache identity values for performance reasons and
some of the assigned values can...
Is Safari on iOS 6 caching $.ajax results?
...lobal level rather than having to hack random querystrings onto the end of service calls is to set "Cache-Control: no-cache".
So:
No Cache-Control or Expires headers = iOS6 Safari will cache
Cache-Control max-age=0 and an immediate Expires = iOS6 Safari will cache
Cache-Control: no-cache = iOS6 S...
What does “rc” mean in dot files
...pts it should run for that runlevel. They are symbolic links to the system service scripts residing in the /etc/init.d directory.
In the context you are using it, it would appear that you are listing any files with rc in the name. The code in these files will set the way the services/tasks startup ...
Hibernate lazy-load application design
...erInViewFilter if you're building a web application.
If you're building a service, I would open the TX on the public method of the service, rather than on the DAOs, as very often a method requires to get or update several entities.
This will solve any "Lazy Load exception". If you need something m...
How to PUT a json object with an array using curl
... -H 'Content-Type: application/json' -X PUT -d '[JSON]' http://example.com/service
Using the exact JSON data from the question, the full command line would become:
curl -H 'Content-Type: application/json' -X PUT \
-d '{"tags":["tag1","tag2"],"question":"Which band?","answers":[{"id":"a0","answer"...
What is the best way to implement a “timer”? [duplicate]
...
Reference ServiceBase to your class and put the below code in the OnStartevent:
Constants.TimeIntervalValue = 1 (hour)..Ideally you should set this value in config file.
StartSendingMails = function name you want to run in the applic...
What is JSON and why would I use it?
...and some JSON is not JavaScript.
An example of where this is used is web services responses. In the 'old' days, web services used XML as their primary data format for transmitting back data, but since JSON appeared (The JSON format is specified in RFC 4627 by Douglas Crockford), it has been the p...
RESTful Alternatives to DELETE Request Body
...ned in the question/answers, and after collaborating with consumers of the service.
While the use of the message body is not ideal, none of the other options were perfectly fitting either. The request body DELETE allowed us to easily and clearly add semantics around additional data/metadata that wa...
.NET WPF Remember window size between sessions
...tion"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:Services="clr-namespace:YOURNAMESPACE.Services"
Services:WindowSettings.Save="True">
Where WindowSettings is defined as follows:
using System;
using System.ComponentModel;
using System.Configuration;
using System.W...