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Most efficient way to cast List to List
... at some far distant, hard-to-associate point in code when a value is read from the collection. If you heed compiler warnings about type safety, you will avoid these type errors at runtime.
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Convert java.util.Date to String
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// Print the result!
System.out.println("Today is: " + todayAsString);
From http://www.kodejava.org/examples/86.html
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What exceptions should be thrown for invalid or unexpected parameters in .NET?
...e object is in a state where the argument shouldn't be used.
Update Taken from MSDN:
InvalidOperationException is used in
cases when the failure to invoke a
method is caused by reasons other than
invalid arguments.
Let's say that your object has a PerformAction(enmSomeAction action) me...
Hidden features of Python [closed]
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enumerate can start from arbitrary index, not necessary 0. Example: 'for i, item in enumerate(list, start=1): print i, item' will start enumeration from 1, not 0.
– dmitry_romanov
Aug 22 '11 at 11:00
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Multiple submit buttons on HTML form – designate one button as default [duplicate]
... not change their tabindex order. So pressing tab will not consistently go from top / bottom, left to right. See stackoverflow.com/a/31911751/442472 for a solution that addresses this.
– Shan Plourde
Aug 10 '15 at 4:42
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How do I call ::std::make_shared on a class with only protected or private constructors?
...e (tested with g++ 4.9.0). Without real parameters it tries to construct A from {}, although I have no idea why, and fails. I think making the this_is_private constructor private and providing a static method to create it fixes it, as there should be no way to access this method from the outside unl...
How to load JAR files dynamically at Runtime?
... jar file
jcl.add(new URL("http://myserver.com/myjar.jar")); // Load jar from a URL
jcl.add(new FileInputStream("myotherjar.jar")); // Load jar file from stream
jcl.add("myclassfolder/"); // Load class folder
jcl.add("myjarlib/"); // Recursively load all jar files in the folder/sub-folder(s)
Jc...
Change “on” color of a Switch
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As of now it is better to use SwitchCompat from the AppCompat.v7 library. You can then use simple styling to change the color of your components.
values/themes.xml:
<style name="Theme.MyTheme" parent="Theme.AppCompat.Light">
<!-- colorPrimary is used fo...
Html.RenderPartial() syntax with Razor
...a method that returns such a string with just a @ prefix to distinguish it from plain HTML you have on the page.
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How to check whether a string is Base64 encoded or not
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from the documentation: isArrayByteBase64(byte[] arrayOctet) Deprecated. 1.5 Use isBase64(byte[]), will be removed in 2.0.
– Avinash R
Dec 5 '13 at 4:32
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