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Tag: How

How to call a Cordova plugin method from Meteor?

This is a newbie to Meteor. I cannot call Cordova plugin methods from Meteor.

This is the plugin I care about:
http:// plugins.cordova.io/#/package/com.phonegap.plugins.barcodescanner

I

October 8, 2021By Simo Cordova call, Cordova, How, Meteor, method, pluginLeave a Comment

Android – how to make users choose to use pictures to be used in the library, libgdx

I’m a beginner, learning LibGDX. I’m developing my first game in LibGDX, you can replace the enemy’s ball (such as someone’s head) with a selected picture and then You dodge the enemy. In my main m

October 7, 2021By Simo Android Android, How, Library, need, userLeave a Comment

Ruby – How to generate an activity record model from a database

I am looking for a tool or method that can convert my huge old database into active record model definitions…like reverse engineering… This is not a reverse engineering problem, it is more l

October 6, 2021By Simo Ruby Activity, database, Generation, How, model, Record, rubyLeave a Comment

VB.NET – How to add tool tips for each item in ComboBox

I have searched various solutions, but none of them gave me a direct answer or were not written in vb.net. But my situation is that I have a ComboBox, which contains some users can The selected ite

October 6, 2021By Simo Visual Basic Add, ComboBox, each, How, item, Tip, tool, VB, VB.NETLeave 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-on-rails – How to view users’ live events in Rails 3?

What I want to do is to allow my admin users to see in real time (through some AJAX/jQuery benefits) – what my users are doing.

What should I do?

I think it has something to do with the

October 6, 2021By Simo Ruby Activity, China, How, rails, real-time, ruby, user, viewLeave a Comment

How to create a file in Ruby

I am trying to create a new file, but things don’t seem to work as I expected. Here is what I tried:

File.new “out.txt”
File.open “out.txt”
File.new “out.txt”,”w”
File.open “out .txt”,”

October 6, 2021By Simo Ruby create, How, rubyLeave a Comment

VB.NET – How do I determine if the char is A-Z letter?

How do I determine if the letters are in the range of A-Z or numbers 0-9? We received some corrupted data “I_999Š=ÄÖÆaðøñòòñ”.

I thought I could use Char.IsLetterOrDigit(“Š”) to identify the

October 6, 2021By Simo Visual Basic determine, How, letter, VB, VB.NET, whether, whether charLeave a Comment

Ruby-on-rails-3 – How to name the foreign key in ROR 3?

How to name foreign keys in RoR?

I used the following command to give the foreign key:

rails generate scaffold Table2 id:integer Table1:references this The command adds the foreign key

October 6, 2021By Simo Ruby How, key, Medium, Name, outside, rails, Ror, rubyLeave a Comment

How to access’ zip’gem (or ‘Rubyzip’) in Ruby?

I must miss something completely obvious, but I can’t seem to get the’zip’ gem to work. I have installed it with rubygems, just like I have done many other gems. Rubygem Said it was there but when

October 6, 2021By Simo Ruby Access, Gem, How, ruby, RUBYZIP, ZIPLeave a Comment

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