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Why are nested weights bad for performance? Alternatives?

...easurements increase exponentially. It's better to use RelativeLayouts and adjust your view according to the places of other views without using specific dpi values. share | improve this answer ...
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Custom circle button

I want to create custom button and I need it to be circle. How can I create a circle button? I do not think that be possible with draw9patch. ...
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How can I display just a portion of an image in HTML/CSS?

...age you want to display as a background in a container (td, div, span etc) and then adjust background-position to get the sprite you want. share | improve this answer | foll...
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How to perform Callbacks in Objective-C

... of the selector. Next you have some object be the delegate of "MyClass" and MyClass calls the delegate methods on the delegate as appropriate. If your delegate callbacks are optional, you'll typically guard them at the dispatch site with something like "if ([delegate respondsToSelector:@selector(...
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Detect 7 inch and 10 inch tablet programmatically

...= metrics.heightPixels; This will return the absolute value of the width and the height in pixels, so 1280x720 for the Galaxy SIII, the Galaxy Nexus etc. This isn't usually helpful on its own, as when we're working on Android devices, we usually prefer to work in density independent pixels, dip....
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@Html.BeginForm Displaying “System.Web.Mvc.Html.MvcForm” on Page

...e a razor view that I added a delete button to inside of an 'if' statement and when the view is rendered in the browser it is displaying "System.Web.Mvc.Html.MvcForm" next to the delete button. ...
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Leaflet - How to find existing markers, and delete markers?

...sed by the latest. So one way to go is to create a global array of marker, and you add your marker in the global array. share | improve this answer | follow | ...
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Is there an easy way to add a border to the top and bottom of an Android View?

I have a TextView and I'd like to add a black border along its top and bottom borders. I tried adding android:drawableTop and android:drawableBottom to the TextView, but that only caused the entire view to become black. ...
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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛,有思想、有深度

...层做得好不好,直接决定整个BLE芯片的功耗,灵敏度以及selectivity等射频指标。Link Layer,简称:LL,链路层。LL层是整个BLE协议栈的核心,也是BLE协议栈的难点和重点。像Nordic的BLE协议栈能同时支持20个link(连接),就是LL层的功...
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What does [object Object] mean?

I am trying to alert a returned value from a function and I get this in the alert: 9 Answers ...