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Month: October 2021

VB.NET – Expose WCF Service Unable to retrieve objects via Windows firewall

I built a WCF service that exposes itself for a web application, it accepts an object and prints the data on the client machine. It works fine on my development machine, and the The service is up a

October 6, 2021By Simo Visual Basic By, Expose, Firewall, object, search, service, Unable, VB, VB.NET, WCF, windowsLeave a Comment

.NET – Compare integers and integers? The result is a Boolean value? Not a Boolean

I just write some code to compare the id of an integer with the id of an integer? For example:

Dim id As Integer = 1
Dim nullId As Integer? = Nothing
Dim areEqual As Boolean
areEqual = nullId

October 6, 2021By Simo Visual Basic Boolean, Boolean value, comparison, integer, not, result, valueLeave a Comment

VB.NET – Get Bindingsource Location according to DataTable

I have a data table containing rows of a database table. The table has a primary key formed by 2 columns.

The components are allocated in this way: datatable –> bindingsource –> datagridview.

October 6, 2021By Simo Visual Basic DataTable, Get Bindingsource, location, Row, VB, VB.NETLeave a Comment

Ruby-on-rails – How to load my Rails console using Spanish

I have built an application in Spanish and English. On my console, if the object returns a validation error, I will receive an error message in English. I want to set up my rails console, so I will

October 6, 2021By Simo RubyLeave a Comment

Isdouble () in VB6?

Is there any IsDouble() function in VB6? If I am not mistaken, the Double data type in VB6 is equivalent to float in SQL Server 2000.
Thank you very much for your suggestions. < div class="answe

October 6, 2021By Simo Visual Basic ISDOUBLE, VB, VB6Leave a Comment

Ruby-on-rails – Which Ruby On Rails is compatible with which Ruby version?

I have an old 2.1.1 Ruby on Rails application and the system was upgraded to use Ruby 1.8.7. It originally used around 1.8.5.

I can’t find any simple different Ruby version and Ruby on Rails

October 6, 2021By Simo Ruby compatible, rails, ruby, version, whichLeave a Comment

CXF framework learning, release WebService service

Notes:

CXF framework, publish webservice services, and use the client to remotely access Webservice Apache CXF is an open services framework, CXF helps you build and develop Services. These S

October 6, 2021By Simo WebService CXF, framework, learning, Release, service, WebServiceLeave a Comment

VB.NET – How to get the model of any connected printer in VB .NET

As mentioned in the question, I need to use vb dotNet to find the printer model.

I have used EnumPrinters API and checked the driver name, but the same name The driver supports certain printe

October 6, 2021By Simo Visual Basic connection, Get, How, model, Non, printer, VB, VB.NETLeave a Comment

Ruby – multiple bodies using asynchronous Sinatra

I want to start a very long polling request from javascript, which is good, I want my ruby ​​prog to stream multiple body parts to javascript. Why the following (pseudo) The code does not work?

October 6, 2021By Simo Ruby asynchronous, body, Flow, multiple, ruby, Sinatra, useLeave a Comment

Ruby – alias of instance variables?

Is there a way to create an alias for an instance variable (not talking about the db alias attribute) instead of assigning it to another instance var?

For example:

@imavar
alias_attribu

October 6, 2021By Simo Ruby alias, instance, ruby, variableLeave a Comment

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