Interesting questions
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answer235
viewsCode problems from a C priority list
I am creating a priority list in C (topological ordering) using vectors and within these vectors a chained list pointing out who has to come before whom. It’s just that there’s a glitch in the…
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votes1
answer66
viewsMargin does not push content to the center
I recently asked a question because my margin top did not push my div down, following the example in the previous question I was able to solve, but now, using the same explanation of the previous…
cssasked 7 years, 1 month ago Fernando Munhoz 163 -
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answers36
viewsQuestions about different android SDK
I’m developing an Android application, is already published in the Play Store, but mobile phones with SDK version less than 21, does not appear when searched. In my project I set minSdkVersion 21.…
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votes2
answers756
viewsSite home screen - structure
I want to define as the home page of my site an image that occupies the entire background, as follows: <style type=text/css> body { background-image: url("imagem.jpg"); background-repeat:…
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votes1
answer57
viewsConditional to execute sql statement
In SQL Server I can use a 'if' to check if a table has a column and depending on the return of that logical function, execute or not an instruction, as an example below: IF…
postgresqlasked 7 years ago Adriano Gomes 711 -
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answer121
viewsConvert UTF-8 string to C#standard format
I’m downloading a string via WebClient() and I get a string with the badly formed accents. Example:…
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answer29901
viewsExcel formula to search part of the text in a table
I have a table of banks and codes in two columns. Ex.: Banco do brasil S/A 001 Banco do Estado do Rio Grande do Sul - Banrisul 041 Banco Santander do Brasil 033 Banco Mercantil do Brasil 208 Banco…
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4
votes1
answer60
viewsWhat are content categories for?
Recently I discovered that in HTML5 there are categories that are called Content Categories (content categories) and are they: Metadata content Flow content Sectioning content Heading content…
htmlasked 6 years, 5 months ago joão batista 161 -
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answers2506
viewsHow to send and receive image by json?
i made an app in Xamarin that the person will have to sign and I need to send this image to the server If possible leave the code to perform such task
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4
votes2
answers1558
viewsGlobal variable query in a controller
I have a method in my controller that is called through ajax. It populates a global variable within that controller. Is there any way I can access this global variable already populated by the first…
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answers105
viewsWebsocket angular and php
Hello, I have a websocket in php and an angular Factory. I need to know, when there is, or does not exist, connection with websocket, in the part of the code send, socket.send(JSON.stringify(data));…
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votes2
answers394
viewsUpdating field datetime sqlsrv
I need to update the date in the date field, type datetime, in a table, taking today’s date, for example. I’m trying to do it this way: $dataHoje = new DateTime(); $sql = "UPDATE…
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40
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answers4038
viewsWhat is lexical analysis?
I was taking a look at the source code of a well-known php library, called Twig (is a template engine, with its own syntax), and I came across classes, interfaces and methods, such as Lexical, Lex…
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answers121
viewsContinuous scrolling of page after div with internal scrolling
In the middle of the page I have a div with an internal scroll, when I roll the page and I reach this div when using the mouse wheel I get stuck in it, when the div ends the scrolling does not…
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5
votes1
answer537
viewsHow to open a password protected Word document?
I can normally open a file .docx in Word using the desktop.open java, but there is a case where I need to open the document that is password protected and Word opens asking for it. Is there any way…
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votes1
answer30
viewsHow to update a table through AJAX?
Hello. I would like to, when clicking on "register" in the div "register-customers" be updated the client table in the div "Md-clients", but I do not know how to make the table update without…
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1
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answer590
viewsDOUBT SELECT WITH INNER JOIN AND COUNT
Hello, I am relatively new when the subject and database and need to generate a report with the following information,: Client name Qty of purchases made by each customer Total in R$ of each…
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3
votes2
answers217
viewsHow to capture the status (and readyState) of the IE6 XHR?
Like? alert(new ActiveXObject("Microsoft.XMLHTTP").readyState); // undefined // 0 alert((new XMLHttpRequest).readyState); // 0 Edit: in my code, before I had modified the this for xhr in the scope…
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votes1
answer98
viewsAdd database data from an Array in Nodejs using typescript
I am developing an Application in Nodejs that has the following entity: import User from '@modules/users/infra/typeorm/entities/User'; import { Entity, Column, PrimaryGeneratedColumn,…
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votes1
answer201
views"No module named pygame.base" - pygame and pypy
After several attempts and errors, I was able to install pygame 1.9.2a0 in pypy3, downloading the current version via Mercurial and installing via /path/pypy3 setup.py But when giving import, I get…