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Razor HtmlHelper Extensions (or other namespaces for views) Not Found

...ution: In the Solution Explorer window right click on your web project and select "Manage Nuget Packages..." then install "Microsoft ASP.NET Razor". This will make sure that the properly package is installed and it will add the necessary entries into your web.config file. ...
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How do I add a ToolTip to a control?

... Add a ToolTip component to your form Select one of the controls that you want a tool tip for Open the property grid (F4), in the list you will find a property called "ToolTip on toolTip1" (or something similar). Set the desired tooltip text on that property. Rep...
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Simple way to find if two different lists contain exactly the same elements?

...) because we are doing O(2*n) insertions into a hashmap and O(3*n) hashmap selects. I have not fully tested this code, so beware :) //Returns true: listsAreEquivelent(Arrays.asList("A","A","B"),Arrays.asList("B","A","A")); listsAreEquivelent(null,null); //Returns false: listsAreEquivelent(Arrays.as...
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How to empty a Heroku database

... If you already have multiple gems installed, you may be presented with: Select gem to uninstall: 1. heroku-2.25.0 2. heroku-2.26.2 3. All versions Just uninstall #2 and rerun the command. Joy! share | ...
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Replacing a char at a given index in string? [duplicate]

... return value; else return string.Concat(value.Select((c, i) => i == index ? newchar : c)); } } and then, for example: string instr = "Replace$dollar"; string outstr = instr.ReplaceAt(7, ' '); In the end I needed to utilize .Net Framework 2, so I use a StringB...
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Overriding !important style

... How are you gonna find the selector that actually triggers the style? I think this requires parsing all stylesheets, which is a pretty tough job. – user123444555621 Feb 2 '11 at 12:03 ...
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Color Tint UIButton Image

...nt color of your button and override the image with following . In assets select the button background you want to set tint color. In the attribute inspector of the image set the value render as to "Template Image" Now whenever you setbutton.tintColor = UIColor.red you button will be shown in r...
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How do I run a Python program in the Command Prompt in Windows 7?

...you have Python2.7 installed Goto the Start Menu Right Click "Computer" Select "Properties" A dialog should pop up with a link on the left called "Advanced system settings". Click it. In the System Properties dialog, click the button called "Environment Variables". In the Environment Variables di...
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How do I clear a search box with an 'x' in bootstrap 3?

...button) in other browsers, such as Firefox, so Firefox users could instead select the text and press delete, or... If you really need this nice-to-have feature supported in Firefox, then you could implement one of the other solutions posted here as a polyfill for input[type=search] elements. A poly...
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ActiveRecord: size vs count

... don't know what you are doing, use size... count Resolves to sending a Select count(*)... query to the DB. The way to go if you don't need the data, but just the count. Example: count of new messages, total elements when only a page is going to be displayed, etc. length Loads the required dat...