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Can (domain name) subdomains have an underscore “_” in it?
...
On a side note, "Systems such as DomainKeys and service records use the underscore as a means to assure that their special character is not confused with hostnames. For example, _http._sctp.www.example.com specifies a service pointer for an SCTP capable webserver host (www...
ContextLoaderListener or not?
...l context are:
If you have multiple DispatcherServlet that need to share services
If you have legacy/non-Spring servlets that need access to Spring-wired services
If you have servlet filters that hook into the webapp-level context (e.g. Spring Security's DelegatingFilterProxy, OpenEntityManagerInV...
What's the point of Spring MVC's DelegatingFilterProxy?
...seful piece of the Servlet Spec, allowing us to apply AOP-like concepts to servicing of HTTP requests. Many frameworks use Filter implementations for various things, and it's not uncommon to find custom implementations of them because they're very simple to write and useful. In a Spring app, most of...
ExpressJS How to structure an application?
...
├── routes // The route definitions and implementations
├── services // The standalone services (Database service, Email service, ...)
└── views // The view rendered by the server to the client (e.g. Jade, EJS, ...)
App.js
The goal of the app.js file is to bootstrap the ex...
When to call activity context OR application context?
... global scope. I use getApplicationContext(), for example, in WakefulIntentService, for the static WakeLock to be used for the service. Since that WakeLock is static, and I need a Context to get at PowerManager to create it, it is safest to use getApplicationContext().
Use getApplicationContext() wh...
Can I specify multiple users for myself in .gitconfig?
...--local remote.origin.url)"
if [[ "$current_remote_url" ]]; then
for service in "${git_remotes[@]}"; do
# Disable case sensitivity for regex matching
shopt -s nocasematch
if [[ "$current_remote_url" =~ $service ]]; then
case "$service" in
...
Enterprise app deployment doesn't work on iOS 7.1
We distribute apps via an Enterprise account, using an itms-services:// URL. This has always worked fine, but after installing the iOS 7.1 beta on our iPad it refuses to install. Instead we just get the generic Cannot connect to example.com message that iOS unhelpfully displays when there is any...
What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?
...ted, regardless of any information you send in the body.
From RESTful Web Services Cookbook:
One common mistake that some web services make is to return a status
code that reflects success (status codes from 200 to 206 and from 300
to 307) but include a message body that describes an error ...
Best way to define error codes/strings in Java?
I am writing a web service in Java, and I am trying to figure out the best way to define error codes and their associated error strings . I need to have a numerical error code and an error string grouped together. Both the error code and error string will be sent to the client accessing the web ser...
How to get a time zone from a location using latitude and longitude coordinates?
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Time Zone Location Web Services
Google Maps Time Zone API
Bing Maps Time Zone API
Azure Maps Time Zone API
GeoNames Time Zone API
TimeZoneDB API
AskGeo - commercial (but arguably more accurate than GeoNames)
GeoGarage Time Zone API - commercial, f...