Posts by Leandro Angelo • 9,330 points
440 posts
- 
		1 votes1 answer89 viewsA: Instead of displaying text line by line display the whole textUse the method ReadToEnd() and try to use using, when working with Stream and File, this will ensure the Dispose() of the object as soon as it is no longer allocated string texto = string.Empty;… c#answered Leandro Angelo 9,330
- 
		2 votes1 answer88 viewsA: Jquery, exchanging images by clickingIf you have the reference of data-tab and will always respect the nomenclature and the interval between the number of the originals and the number that will be alternated, you can solve as follows:… 
- 
		3 votes5 answers2803 viewsA: How to make CSS a paragraph with Capitular letter (Drop Caps)Yes, just use the dial ::first-letter and apply the style you want. section p { vertical-align:text-top; } section p::first-letter{ font-size: 2rem; font-weight: bold; color: red; text-transform:… 
- 
		6 votes2 answers130 viewsA: Display one item at a time with jQueryYou can use a foreach with a delay(), multiplying by the "index"... so I believe it will reach the desired effect. And the aspect of the effect you get playing with the values of the delay and the… 
- 
		1 votes3 answers159 viewsA: Doubt how to capture the character’s animation in UnityFree up the operator && instead of +, if it is only the W rotate the walk animation. And use the method GetKeyDown() to identify a key pressed if (Input.GetKeyDown(KeyCode.LeftShift)… 
- 
		0 votes1 answer82 viewsA: Change form when typedYou can use the plugin mask from jquery, apply the mask only when the input value is numeric and remove it if you have input from some other character. $(document).ready(function() {… htmlanswered Leandro Angelo 9,330
- 
		0 votes1 answer56 viewsA: Search formsJust create a form with the action for https://google.com/search as the method GET and name their field of search as q. <form action="https://google.com/search" method="GET"> <input… htmlanswered Leandro Angelo 9,330
- 
		0 votes1 answer26 viewsA: Image does not change when you click it, only in the textHappens by the '.change' selector the event is being fired twice, when you click on the image it changes to the down arrow and in the sequence returns to the right... Change your selector to… 
- 
		1 votes1 answer31 viewsA: Error calling method in code BehindCidadeBLL.Instancedoes not have the method Listar() or has not been properly initialized. 
- 
		1 votes4 answers3746 viewsA: Insert html file via javascriptLeave in your external file only the internal contents of <head> and use the <link rel="import" href=""> to make the include. <!DOCTYPE html> <html lang="en-US"> <head>… 
- 
		0 votes1 answer37 viewsA: Data from the same table for different views?If data traffic between the application server and the database is not a critical issue. What can be done is to create a ViewModel for each view in order to reduce data traffic between server and… 
- 
		2 votes2 answers1161 viewsA: Show button when checking checkboxIf your goal is to display the button only when at least one checkbox is checked, you can do this only with javascript with the help of the method querySelector() with the query… 
- 
		1 votes1 answer43 viewsA: Error using Telerik RadtreelistRemove the Registry from Telerik.QuickStart, as well as all components of this prefix. According to Telerik itself they are only used for configuration and display on their live demo pages. Source… 
- 
		2 votes1 answer104 viewsA: I click the button and do not add the div - C# Asp.NetThe attribute runat="server" should only be used for ASP.Net components, those where Markup starts with <asp: or any other tagprefix you have registered on your page. In this case the most… 
- 
		2 votes1 answer164 viewsA: Image transition css and htmlTo give a more fluid aspect, since you are doing everything via Jquery... instead of setar display:none to the .icon you can use the methods of fade(). $(document).scroll(function() { var y =… 
- 
		2 votes1 answer54 viewsA: How to make a label with behavior="scroll"?You can emulate the behavior of <marquee> (which is now indicated as deprecated), in CSS with animation and translate(). .marquee { width: 100%; margin: 0 auto; white-space: nowrap;… html5answered Leandro Angelo 9,330
- 
		2 votes1 answer52 viewsA: Set Space for textYou can compose your string by concatenating the first two parts, adding the spaces, taking a substring and adding the end. See the example below. @echo off setlocal set "espaco= " set "prefixo=Meu… 
- 
		1 votes1 answer128 viewsA: Pass page html via GET AjaxVia GET will not be possible, change your javascript and controller to work with post and use a Fileresult to download the file. function exportarExcel() { var html = $("body").html(); $.ajax({ url:… 
- 
		0 votes2 answers226 viewsA: How to Insert a parameter from my system into an external URLCreate an action in your controller like RedirectResult [HttpGet] public RedirectResult RedirectTo(int id) { string location = GetLocation(id); return RedirectPermanent(location); } string url =… 
- 
		1 votes1 answer72 viewsA: How to add a background with C#codes?This is not possible, the most you can do is change the background color and there is a trick to change the whole background and not just the line, but it implies to run a Console.Clear(). class… c#answered Leandro Angelo 9,330
- 
		0 votes1 answer59 viewsA: button to add a minuteThe interval of your timer is wrong, if you want a synchronization with seconds, must match with that interval, as it is assigned in milliseconds and for your event Tick is fired every 1s (by… 
- 
		0 votes1 answer76 viewsA: Parser error in my applicationFirst you must confirm if the namespace is correct SoftwareSalgado.Paginas. Then you need to check if the class Fornecedor is a partial and is inheriting System.Web.UI.Page. Last but not least, it… 
- 
		0 votes2 answers401 viewsA: Controller Dynamic Fields - ASP.NET MVCI wouldn’t recommend you naming your inputs with the index together, particularly I would use the attribute data-contador for this... but following its code, could solve as follows. function… 
- 
		1 votes1 answer602 viewsA: How to format a label using Stringformat in Xamarin Forms<?xml version="1.0" encoding="utf-8" ?> <ContentPage xmlns="http://xamarin.com/schemas/2014/forms" xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" … 
- 
		2 votes2 answers608 viewsA: Select columns dynamically with LinqUsing the type dynamic, the class ExpandoObject that supports IDictionary<string, object> to add the properties at runtime... You can start your implementation with the example below. public… 
- 
		1 votes4 answers85 viewsA: Printing the highest value variableIt follows another alternative, but it would be necessary to change its input structure to instead of variables mount an object and use them as properties of it. //convertendo a sua entrada em um… javascriptanswered Leandro Angelo 9,330
- 
		0 votes1 answer57 viewsA: Error creating custom ASPNET MVC validation ( Client Side )Your logic is a little wrong, you are not comparing the value with the declared filter and the condition is reversed. public class Idade : ValidationAttribute { private int _idadeMinima; public… 
- 
		1 votes2 answers90 viewsA: Image Path Console Application VB.netWhereas the root of your executable is in G:\projetolimpo\up_sgp-master\ you can use the method GetCurrentDirectory() and complement with rest of the way. Dim path = Directory.GetCurrentDirectory()… vb.netanswered Leandro Angelo 9,330
- 
		0 votes1 answer52 viewsA: How can I break lines from an Errormessage of a Data Annotation?If you are only displaying this validation in a web application you can use html tags for this: [Required(ErrorMessage = "Campo orbgiatório.")] [RegularExpression(… c#answered Leandro Angelo 9,330
- 
		1 votes1 answer1053 viewsA: Using Selenium how to select two different elements that have the same ID?Since the elements possess the same id, although this is wrong, instead of your XPath query for all elements that have id=login, //*[@id="login"], you can identify which type of element with this id… 
- 
		0 votes2 answers1189 viewsA: Join several PDF files into oneIterate between the posted files and add them to your list, although you allow each input to receive multiple files I think what would make more sense is to leave only one field with multiple… 
- 
		3 votes2 answers220 viewsA: How to pass an attribute of the child class through the constructor to the mother classFrom what I understand of your question, you wish to own a property Nome in your class Animal with the private Setter and want to assign its value through the child class constructor. You can use… 
- 
		2 votes1 answer89 viewsA: xml being generated with encoding="utf-16"This happens because of StringWriter which uses as standard the Enconding UTF-16. One is to make your own implementation solution, inheriting from Stringwriter and forcing the use of UTF-8 public… c#answered Leandro Angelo 9,330
- 
		2 votes1 answer68 viewsA: Convert Json data (2018-09-20 15:58:38) to (20/09/2018 15:58:38)You can use filter date <td>{{clientes.ReceivedDate | date: 'dd/mm/yyyy HH:mm:ss'}}</td> <td>{{clientes.Amount | currency:"R$" }}</td> Angularjs Filter Date Reference |… angularanswered Leandro Angelo 9,330
- 
		1 votes1 answer65 viewsA: Replace text from a textbox when the user input the same textboxWell you didn’t put your code, but in view of the behavior, it is possible to state that you are assigning the value passed on QueryString for your input txtEmail in the event of Page_Load(). And… 
- 
		0 votes1 answer220 viewsA: Button created Dynamically does not fire Asp-action - core 2 MVCThis won’t work because you are writing a component of Razor, which should be interpreted on the server side before rendering the view, in your ready html and on the user screen. <button… 
- 
		1 votes1 answer52 viewsA: How do I pass the value of the Tumb variable to my controller?Post via Ajax poulando the expected object, or add an Hidden field that will store the value of Thumb and popule via JS View @using (Html.BeginForm("SalvarItenss", "Home", FormMethod.Post, new {… 
- 
		1 votes3 answers121 viewsA: Dataannotations problem in string fields[]If you want to validate a collection of values I would recommend you break and another object and put the validation in the element, see the example below [Display(Name = "E-mails")] public… 
- 
		5 votes1 answer122 viewsA: Is there any way to use a "custom-attribute" as the value of a CSS property?CSS can access custom Attributes values such as data-* through the method attr(), the problem is that it will always be interpreted as a string, which may have some utility, but ends up invalidating… 
- 
		0 votes1 answer1309 viewsA: How to create dynamic input within formSee the example below that reproduces the behavior and some observations: there is no tag </br> name your variables with something that makes sense, don’t use x,y,z var CountProds = 1;… 
- 
		2 votes2 answers542 viewsA: how to remove rows from a table?Just remove the edges via css and by attributes cellpadding and cellspacing body { background-color: grey; } table { border: none; } <h1> Atributos zerados</h1> <table cellpadding="0"… htmlanswered Leandro Angelo 9,330
- 
		6 votes5 answers4828 viewsA: With CSS is it possible to put 2 colors in 1 letter? Or half the text with a different color?One more... h1 { font-family: sans-serif; font-size: 6rem; margin: .15em; background: -webkit-linear-gradient(left,blue 50%, red 50%); -webkit-background-clip: text; -webkit-text-fill-color:… 
- 
		0 votes1 answer131 viewsA: Generate multiple PDFS via ItextsharpYou cannot send multiple files via HTTP Request/Response. You will need to make multiple requests or "package" your files at .zip, .rar, .cab and etc. 
- 
		1 votes1 answer56 viewsA: Reordering Autoincrement in SQLAs discussed in the comments, you should not worry about this aesthetic issue of the identifier but rather about the integrity of the data. In the scenario where this Primary Key is not Foreign Key… 
- 
		2 votes1 answer114 viewsA: Failed to get a file. txt to downloadGood your practice does not make much sense and the persistence of content in a text file before the answer, which will be overwritten at each execution and only serves to bring you competition… c#answered Leandro Angelo 9,330
- 
		0 votes1 answer114 viewsA: Wcf access via httpsModify your HttpBinding to configure security mode for Transport <bindings> <wsHttpBinding> <binding name="ServiceBinding1" maxReceivedMessageSize="2147483647"> <reliableSession… 
- 
		4 votes2 answers103 viewsA: Httpstatuscode does not exist code 207, 208 and 226Successful not only the range you present, it goes from 200 to 299, you can validate through the property IsSuccessStatusCode class HttpResponseMessage. HttpResponseMessage response = await… 
- 
		1 votes1 answer53 viewsA: Parse URL imageIf what you send is a byte[] and want to get it also from an external url, add this functionality to the method GetImageAsByteArray() or create a new specific. static byte[]… 
- 
		0 votes2 answers234 viewsA: Pass two parameters at once to the controller - A parameter is in an Input GroupYou can add an Hidden input to persist the cdLeito and its inputs need to display the attribute name for the values to be included in FormData and sent to the destination route <input… 
- 
		1 votes1 answer57 viewsA: I have a method in Serverside validaNIF and want to call it through javascript (Clientside) to validate an Asp:textbox when it does LeaveHere you have two points with different solutions, if your problem is the imperviousness of the data after the postback of a control, this can be solved with the ViewState. Now, objectively on the…