Posts by Rodrigo Rossi • 83 points
11 posts
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answer38
viewsQ: Set value in excel based on a drop down list
I need to make a drop down list in excel in the following style: Merchandise | Value In the same spreadsheet I have a table with a list of goods and their respective values. Below the merchandise…
excelasked Rodrigo Rossi 83 -
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answer112
viewsA: How to Do Treatment to Prevent Nullpointer Error
In this case, the error occurs because there is no setId condition public void setId(Integer id) { if id != null this.id = id; else //aqui você colocaria um comando para obrigar a identificação ou…
javaanswered Rodrigo Rossi 83 -
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answer64
viewsA: I want to know why you’re making this mistake on the variable?
img is a local variable, i.e., it exists only within the function that implements it. It is created when the showfig function is called and ceases to exist when the function is closed. Declare the…
pythonanswered Rodrigo Rossi 83 -
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answer41
viewsA: Union Junction Operator
select distinct coddep, dthora from movestoque where dthora between '2018-02-01' and '2018-02-28' UNION select…
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answer253
viewsA: Update easyphp PHP only
Easyphp is a WAMP, which aims to facilitate the installation of PHP-based services (database, server, php language, etc.). You can download a current version of Easyphp and update only the PHP…
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answers158
viewsA: Declaration of Java variables
In terms of performance it doesn’t change anything, if you’re doing the program alone it doesn’t change anything either. If you are developing software as an employee of a company or as a team use…
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answer136
viewsA: update nls_database_parameters Oracle
I believe the answer is in your comment. If the error is related to insufficient privileges, your user is not allowed to change the parameters. Regardless of the method used, the Database server…
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answer22
viewsA: Active and root modifiers in java
The ROOT and ACTIVE modifiers were probably taught in Object-Oriented Programming, where your teacher may be using Java as an example language. Although they are not class attributes of the Java…
javaanswered Rodrigo Rossi 83 -
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answer544
viewsQ: Subquery in Oracle SQL
I have a code that aims to return open invoices from a customer in a specific period of time. But I want to add a field that shows the total number of invoices, regardless of the debt period. The…
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answers70
viewsQ: ORACLE SQL - Complex Report
Good morning, I need to take a report that is not made available by the system, working with the invoices table. In this table there is the customer data, consumer unit and the debit value. It turns…
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answer98
viewsQ: ORACLE SQL - Sort by sum
I need to make a report and I am not being able to sort it as I wish, I want to select customer debt between 60 and 120 days and sort by total. The code is like this: SELECT SUM(cod_fat_cli)…