Interesting questions
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answer209
viewsHow to interpret binary content, . dat?
I need to interpret files .dat, for example. I suppose this is the content of it: ³Å¸ÎÔ|, which would be equivalent to "Davis" as a text. In Javascript, using XMLHttpRequest for a file . dat of…
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answer81
viewsJava Help: Save a Key-Value Arraylist in a BD
I would like to know how to save a key and value Arraylist in the database using Java; I had already made an implementation earlier in php similar, whose I created the array and used the function…
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answer436
viewsHow to perform asynchronous tasks in PHP?
I have a simple virtual shop system, where the customer places an order for certain products and the system records this, at the moment the customer logs the order the system sends an email message…
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answer116
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answer44
viewsReceive data from and submitted through a modal window
I have the modal window below... I cannot receive the data from the modal window Ubmit on the registration page.php... I don’t have much experience with javascript. Please help me! java script:…
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answer47
viewsHow to proceed when having to apply an emergency Hotfix?
If I’m working on a branch for a new feature and need to quit to create a Hotfix. How to proceed? Should I apply a "temporary" commit to the current branch or have another approach?
gitasked 8 years, 8 months ago Fábio Jânio 3,407 -
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answers59
viewsConversion of DWORD
Hello I have the following code snippet #include <windows.h> #include <d3d8.h> #include <d3dx8.h> #pragma comment(lib, "d3d8.lib") #pragma comment(lib, "d3dx8.lib") typedef…
c++asked 7 years, 12 months ago Renan Moura 11 -
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answer284
viewsHow to center an imageView on the screen via code?
I created a imageViewvia code and would like to know how to center it on the screen
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answer1166
viewsexample of how to popular a spinner with firebase data
I’m having trouble popular a spinner with firebase data... is as follows: I have an "Activity room" with registered rooms and listed in a listview, saved in firebase... I created a new "Activity…
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answer547
viewsInstantiate class outside namespace
I have a class with the namespace defined: namespace App; class AppSessionHandler { private $db; //... $this->db = Utils::ZendDB(); >>>>>> LINHA 12 } The following error occurs:…
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answer106
viewsmake javascript listen to an html element and manipulate the value of the property of another element if there is click
I need to listen to an html element of id="hamburger", if the user clicks, javascript checks the value of the display property of another element, in the case id="Overlaynav", and changes the value,…
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answer89
viewsSelect data from df according to data from a list
Dear(as) as given below: nr <- c(100:199) dt <- rep("data",100) x <- data.frame(nr,dt) y <- c(110:115) I need to get,the common numbers between the first column of the date.frame x and…
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answers180
viewsRecover Dynamic Childs on Firebase Android
I have a structure on firebase as follows. In the client app when the person saves the information, creates a Child stored by the number entered in the cell field (creates Child with the person’s…
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answer64
viewsRemove HTML or body border
I need to remove these edges (which I highlighted in green) that are in my extension. I want there to be nothing there or at least to be transparent so that the box-shadow have effect and stay round…
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answer1524
views$_FILES Undefined index error how to resolve
When uploading an image I get the error: Notice: Undefined index: imagem in C: Apache24 htdocs change_photo.php on line 9 Notice: Undefined index: imagem in C: Apache24 htdocs change_photo.php on…
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answer52
viewsSyntax error in csh script
When I try to run the script, I get this error: $ ./install $ if: Expression Syntax. I’m trying to install the Altera Complete Design Suite 7.2, in the Debian GNU/Linux 7, Kernel Linux…
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answer543
viewsShortcut to create structure for a React component in Vscode
I wonder if there is a shortcut in Vscode to automatically create the structure of a type component: const { render } = require("react-dom"); import React from 'react'; import Time from './Time';…
reactasked 6 years ago Tiago Almeida DEVELOPER 1 -
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answer52
viewsJavascript - function that retouches an object
I’m trying to pass a challenge and I’m having a hard time getting through the following topics: Write a function called createCars which will receive three arguments: name, stars and brand. This…
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answer526
viewsAdd error bar on graph in R
I’m trying to plot a graph but I’m not able to add the error bars with the function arrow. I don’t know what could be wrong with the code below: m12<-plot(tq1_mean~time ,type ="p", col = "red",…
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answers30
viewsJava programmed calculator code error
The error message is this: it is not possible to find the symbol symbol: gettext method () location: txttela variable of type Jtextfield There are several errors, but it is the same. What I…
javaasked 5 years, 10 months ago antonio ferreira lopes 11