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SignalR: Why choose Hub vs. Persistent Connection?
...der when comparing these two:
Message Format
Communication model
SignalR customization
With hubs message formatting is basically handled from you but with persistent connections the message is raw and has be tokenized and parsed back and forth. If the message size is important then also note th...
Visual Studio: ContextSwitchDeadlock
...
Right on! Thanks. I did have to go to Customize and add Exceptions to the Debug menu. Not the most intuitive aspect of the UI. Tools\Customize, then Rearrange Commands (button), then Select Debug from drop-down at upper right, then Add (button). Whew!
...
What is the most accurate way to retrieve a user's correct IP address in PHP?
...
We use:
/**
* Get the customer's IP address.
*
* @return string
*/
public function getIpAddress() {
if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
return $_SERVER['HTTP_CLIENT_IP'];
} else if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])...
How is AngularJS different from jQuery
...s following features
Two way data binding
MVW pattern (MVC-ish)
Template
Custom-directive (reusable components, custom markup)
REST-friendly
Deep Linking (set up a link for any dynamic page)
Form Validation
Server Communication
Localization
Dependency injection
Full testing environment (both unit,...
PreparedStatement IN clause alternatives?
...wever if you can use PL/SQL, this mess can become pretty neat.
function getCustomers(in_customerIdList clob) return sys_refcursor is
begin
aux_in_list.parse(in_customerIdList);
open res for
select *
from customer c,
in_list v
where c.customer_id=v....
R script line numbers at error?
... R option for handling non-catastrophic errors worked for me, along with a customized workflow for retaining info about the error and examining this info after the failure. I am currently running R version 3.4.1.
Below, I've included a description of the workflow that worked for me, as well as some...
Why do some functions have underscores “__” before and after the function name?
...executed when a == b expression is executed.
A user of course can make a custom special method, which is a very rare case, but often might modify some of the built-in special methods (e.g. you should initialize the class with __init__ that will be executed at first when an instance of a class is c...
Session timeout in ASP.NET
...YI:The above examples is done with devexpress popup control so you need to customize/replace devexpress popup control with normal popup control. If your using devexpress no need to customize
share
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What “things” can be injected into others in Angular.js?
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Now we have a function on our provider called setText that we can use to customize our alert; we can get access to this provider in a config block to call this method and customize the service. When we finally run our app, we can grab the greeting service, and try it out to see that our customizat...
frequent issues arising in android view, Error parsing XML: unbound prefix
...hemas.android.com/apk/res/android"
3) If you are integrating AdMob, check custom parameters like ads:adSize, you need
xmlns:ads="http://schemas.android.com/apk/lib/com.google.ads"
4) If you are using LinearLayout you might have to define tools:
xmlns:tools="http://schemas.android.com/tools"
...