Interesting questions
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0
votes2
answers111
viewsSecure delivery of digital products in PHP
Speaking personally, I am developing a system where the customer can make the purchase and receives a link to download the product. The system has a registration area in which it is possible to…
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2
votes0
answers59
viewsGet X and Y of <g> with ID even when zooming in
I have a map of Brazil with several <g> svg. Each element of this is a municipality. I need to take the X and Y of this element in relation to the div that svg is in. The biggest problem is…
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5
votes3
answers555
viewsCreate an "opacity" on top of a <tr>
I have a dynamically generated table: I would like to create a class in CSS to make a "layer" on top, with transparency. Example: If I use the background-color, it will only change the background,…
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13
votes2
answers246
viewsWhat does "!!~" mean in Javascript?
I am studying Javascript and came across the following code: manageLag(selected) { if(!!~this.selections.indexOf(selected.url)) { selected.at += 5 return; } this.selections.push(selected.url) } I…
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1
votes1
answer479
viewsAccountant with Ajax
Is there any way to create a counter type with Ajax? I have the code below, that when we perform a Submit in a form, it calls this ajax, and executes the predefined processes. I wonder if after 3…
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2
votes0
answers603
viewsLoad progress bar as import C#
How to make progress bar load as excel file import is in progress ? My code so far: ASPX: <asp:FileUpload ID="FileUpload" runat="server" Style="margin-top: 4px" /><br /> <div…
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0
votes0
answers25
viewsDecrypt password field of an ASP application that saves to an MSSQL BD
I need help to figure out how to decrypt or just read this password from my database, it turns out I need to use this user table for another application, however I have no idea what kind of…
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5
votes2
answers1763
viewsComparing user typed variable with file variable
Inside of my file arquivo.txt I keep two strings "nome" and "senha", They lay one on the other. I need to take the name and password entered by the user and compare it with the name and password I…
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0
votes0
answers39
viewsSpecial Characters
I wonder how I can make to use special characters like ", when I insert one of these in my database it changes to "?" Any hints on how I can do this ? I have no idea about it
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4
votes4
answers18115
viewsConvert Array to String
Why when I convert the array to a string it doesn’t convert all the keys of the right array: Code: <?php $bMsg3 = array( $at1 = 0, /* Inteiro */ $at2 = "", /* String */ $at3 = 0.0, /* Float */…
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1
votes0
answers135
viewsIs there any framework for android?
I’d like to find a framework for Android similar to Bootstrap used in the layout web pages, is there any? Which is the most suitable?
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2
votes2
answers1737
viewsExporting HTML form to PDF with input field initialized by js does not appear in the PDF document
I have an HTML form where each input tag has its empty value attribute. This value attribute must be filled randomly by a javascript code. So far everything is OK. The problem is that when I use the…
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votes1
answer66
viewsResponsiveness Css
@media screen and (max-width: 1100px) and (min-width: 600px) { html { width: 100%; height: 200%; } body { background: #f8f8f8; font-family: "Verdana", Times, serif; font-size: 18px; margin: 10px;…
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3
votes2
answers5945
viewsGet full monitor width using CSS3
Is there any way to get the width total of a monitor using CSS or CSS3? I know that in JS there is a $(window).width(); which associates to a variable the width of the monitor size. Now I needed to…
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0
votes2
answers621
viewsRemove specific remarks from Data Frame in R
Good night, guys. I need a little strength from you. I have a data frame in the panel data format where my N are the municipalities of São Paulo and T are the years of my sample. To illustrate, my…
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2
votes1
answer772
viewsItems repeating in a Recyclerview
I have a fragment v4 which is managed by a SectionsPagerAdapter. In the fragment have a RecyclerView who has a Adapter personalized that receives a ArrayList which contains exactly 96 objects,…
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2
votes1
answer260
viewsDoubt Postbackurl
I’m trying to use the PostBackUrl in a LinkButton within the DataList. Tried the following, partially successfully. <asp:LinkButton ID="linkBtnMarca" CommandArgument='<%# Eval("Marca") %>'…
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3
votes1
answer39
viewsIs there any way to run an event whenever the Sqlconnection.Update method of Dapper.Contrib.Extensions runs on an entity?
I’ve been using Dapper for a short time and so I have little experience with it. I wonder if there is any way to detect changes in a specific field. I need this because in a given table, every time…
dapperasked 7 years, 11 months ago Wallace Maxters 102,340 -
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votes1
answer107
viewscrash while cleaning memory app
I am porgramando for android for some 3 months, I’m still having some difficulties, I have an app that makes a requisicao(service) online using google firebase, and validates a date in string…
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votes1
answer2798
viewsHow to make multiple prints in the same line in python 3?
I want to know how to make prints to be shown in the same line using python 3. Example: print('1') print('2') 1 2 I wanted when python was going to print number 2, number one was erased and 2…