Interesting questions
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2
votes1
answer408
viewsUsing kivy Urlrequest
How exactly do you use kivy’s Urlrequest? In this case you would like to download a page that returns a json file. Using the python requests library I can do this easily, but when running the…
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3
votes2
answers372
viewsCalculate value according to selected dates
I have to make a code that calculates Reais according to 2 dates reported. I have 2 inputs of the kind text to inform a data in format dd/mm/yyyy. The input To is from data inicial and the B is the…
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5
votes3
answers4761
viewsRestrictions in the React text field
It is possible for a text field to receive only the characters below? numeros | espaço | barra (/) | traço (-) The kind field number does not help me in this case, it would be nice to use the type…
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0
votes1
answer396
viewsHow to return to the "normal state" of Html after a refresh-free Javascript query?
all right? I’m having a very boring question here and I haven’t been able to find any viable solutions. Well, I’ll explain the problem. This is my class where I will return my query <div…
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47
votes3
answers12951
viewsJava += operator
I always thought the operator += functioned only as a shorter form for the traditional increment, for example: i += j; Instead of: i = i + j; But when performing the following experiment: int i = 3;…
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0
votes1
answer181
viewsObject array iteration with map returns Undefined
I am consuming the Github API and I am browsing the repositories of a particular user, but when trying to access the properties it is returning undefined. As you can see in the picture, mine result…
javascriptasked 6 years, 3 months ago Pedro 307 -
0
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answers65
viewsSending android image to a js Node server
I’m developing a project and I need it to record a photo, and send it to a server that’s running Ode. In this same project is already running a data exchange through the socket.io and now I need to…
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1
votes1
answer613
viewsRead contents of multiple. txt’s files from a given folder
I have this code that reads a file created by Netscape HTTP Cookie File, however I could only use the script and read the file of the user who is with the session username open, I need to list all…
phpasked 8 years, 7 months ago user89335 -
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answer26
viewsEnd of overflow away from the table
I have a table with style="overflow: auto;, only that the scroll is down there, almost 1 finger away from the table. <div style="overflow: scroll; height: 240px; width: 1000px;"> <table…
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5
votes1
answer125
viewsFormatting Titles in Table of Contents Rmarkdown (R)
That’s my code in Rmarkdown: --- title: "Formatando Table of Contents" author: "Laura" date: "`r Sys.Date()`" output: pagedown::html_paged: toc: true toc_depth: 3 self_contained: false --- #…
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2
votes1
answer718
viewsHow to create button in a Simpleadapter with event click excluding item
I set up a list in an android app that is a simple list using SimpleAdapter. What I need now is to delete the item from the list, but I don’t know how I would do it because I couldn’t get the…
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1
votes2
answers41
viewsJavascript Json
Hello folks I need to assemble an object of this kind: {y: "2017-8", a: 0, b: 0, c: 2, d: 0, …} The lyrics go up to h, but can vary from one user to another, I’m putting together a line chart…
javascriptasked 8 years, 7 months ago Abner Passos Magalhaes 101 -
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answer17
viewsERROR C++ IVALID OPERANDS TYPES 'FLOAT' and 'FLOAT' to Binary 'Operator+'
#include <iostream> #include<stdio.h> #include <stdlib.h> using namespace std; /* run this program using the console pauser or add your own getch, system("pause") or input loop */…
c++asked 4 years, 7 months ago Henrique Ianni Silva 1 -
2
votes1
answer1457
viewsHow do I consume client addressing of an API I want to consume?
I have a PHP API and I’m developing a Mobile App with Delphi Firemonkey, and I need to consume the JSON data that my API returns. I would like to know how I address the client part to access this…
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2
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answer335
viewsIt makes a difference to use LONGTEXT instead of VARCHAR(255)
I wonder if using LONGTEXT instead of VARCHAR(255) would cause more "lag", which would have a greater advantage ??
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0
votes1
answer475
viewsHow to insert data into another table from the foreign key?
I have a table in my database called imoveis where I have some columns, standing out localizacao_fk and correspondencia_fk, both foreign keys that reference the table enderecos. What I want to know…
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1
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answer1578
viewsDelete record when a column date is reached
I have the tables: In anuncios got the spine expiracao which receives the amount of days that that notice is valid, I want each day that the database automatically decreases 1 in this column, a…
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1
votes1
answer3095
viewsEmulator without internet connection
Guys today I went to continue my application and noticed that the emulator was not connected to the Internet but I am still using the emulator Android Studio the Nexus 5 API 25.…
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1
votes1
answer893
viewsJs Node / Routes / Controllers
I’m starting to study the nodejs and a question has arisen: Good I wanted to make an api to power the front - end web and mobile with this api in case I have these routes (only for study): const…
node.jsasked 6 years, 7 months ago Joao Spirit 101 -
0
votes3
answers119
viewsCreate Page Loop 3 times
The user will enter the system, make another registration on a page not related to this question and will arrive on this page php.. On the page in question, it will register 3 different directors,…
phpasked 9 years, 2 months ago UzumakiArtanis 9,534