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How can I fill a div with an image while keeping it proportional?
...stretch an image to fill a <div> while keeping the image's aspect-ratio? — that is not entirely the thing that I want.
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How to calculate number of days between two given dates?
...1 = date(2008, 9, 26)
delta = d1 - d0
print(delta.days)
The relevant section of the docs:
https://docs.python.org/library/datetime.html.
See this answer for another example.
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Using -performSelector: vs. just calling the method
...ery simple method, that does not return anything, and does not require any parameters.
were it something a little more complicated, like:
(void)doSomethingWithMyAge:(NSUInteger)age;
things would get complicated, because
[object doSomethingWithMyAge:42];
can no longer be called with any var...
UILabel with text of two different colors
...ange(10, 1)];
[label setAttributedText: text];
I created a UILabel extension to do it.
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How to check whether a string contains a substring in Ruby
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@Gary's advice holds if your goal is to minimize exceptions raised in this part of the code. That is not always the best goal. Generally if you expect a string at this point in the code and a value is nil instead, that implies something unexpected has occurred and an exception be...
Get value when selected ng-option changes
...to use ngChange and pass ngModel object as argument to your ngChange function
Example:
<div ng-app="App" >
<div ng-controller="ctrl">
<select ng-model="blisterPackTemplateSelected" ng-change="changedValue(blisterPackTemplateSelected)"
data-ng-options="blisterPack...
XDocument.ToString() drops XML Encoding Tag
Is there any way to get the xml encoding in the toString() Function?
8 Answers
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Floating View 扩展：悬浮视图扩展，将组件转换为悬浮窗口 · App Inventor 2 中文网
...文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
How to spawn a process and capture its STDOUT in .NET? [duplicate]
I need to spawn a child process that is a console application, and capture its output.
9 Answers
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Android Fragment handle back button press [duplicate]
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When you are transitioning between Fragments, call addToBackStack() as part of your FragmentTransaction:
FragmentTransaction tx = fragmentManager.beginTransation();
tx.replace( R.id.fragment, new MyFragment() ).addToBackStack( "tag" ).commit();...