Posts by Dwcleb • 99 points
11 posts
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answer1493
viewsQ: Visual Studio does not start installer
I downloaded the installer executable, I put it to run as an administrator but it does not start the installer. It asks for the permissions to run, Windows defaults, but after I confirm the actions…
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answers375
viewsQ: Simplification of logical expression
I have solved some issues of simplifying logical expressions, but I have felt some difficulty in simplifying them. Like this one below: I was given this logical circuit shown in the figure so that I…
boolean-algebraasked Dwcleb 99 -
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votes2
answers1397
viewsQ: Insert in the value of an input type="date" the date returned from the Select of the database
I’m taking a date from the database and displaying it in a field input in HTML. Only, for the client to be able to edit as a date, I need it to be in an input type="date". However, there seems to be…
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answers902
viewsQ: Increase SESSION life in PHP
I built an API using PHP to use it with Applications. When I exit the application (without closing it or logging out) after a while the session expires disabling the activity in the application and…
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answer36
viewsQ: Remove title bar Android - Cordova
I’m creating an Android app by Cordova. When opening the APP it appears a title bar, in some devices in blue, in others in black with the title. as follows: I changed the title and disfigured the…
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answer264
viewsQ: Logic expression and corresponding circuit
I have the logical function : I need to simplify it as much as I can. That said, I created your truth table and built the Karnaugh map. Truth table: Map of Karnaugh [I don’t know if it is correctly…
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answers76
viewsQ: Simplification of boolean function
I arrived in a boolean function and I wonder if there is a simpler form or if mine is right. The function is: I arrived at the following reply: I’m wondering if this is the simplest solution I could…
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answers629
viewsQ: Simplification of Boolean expression
Good night, you guys! I’m doing a job that I have to simplify a boolean algebraic expression of a circuit: And the simplest expression I could find was this: But I think it might be simpler, someone…
boolean-algebraasked Dwcleb 99 -
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answer388
viewsQ: Filter email by subject with PHP script
Well, I have a script that reads the email, but I have to pass as parameter the sequential number of the message I want to open. I would like to open the messages with certain Subject and perform…
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answer212
viewsQ: Check multiple Radio type input in a simulated
Well, I’m creating a website and I need to validate the radio input fields. I thought about using JS, but it didn’t work. As stated in the topic, there are several fields that I need to validate.…
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answer103
viewsQ: Validate multiple forms at once - Simulated
I’m creating a simulated site and I’m having trouble correcting it, because I don’t know how to validate numerous forms at once. What happens: I have questions that are randomly selected by the…