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How do I use Assert to verify that an exception has been thrown?
...; methodToTest());
It is also possible to store the thrown exception in order to validate it further:
ExpectedException ex = Assert.Throws<ExpectedException>(() => methodToTest());
Assert.AreEqual( "Expected message text.", ex.Message );
Assert.AreEqual( 5, ex.SomeNumber);
See: http:/...
Android selector & text color
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In order to make it work on selection in a list view use the following code:
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_pressed="true" android:color="#fff"/>
&...
How do you implement a Stack and a Queue in JavaScript?
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To avoid needing to iterate over the entire thing in order to append to the end, store a reference to the last one via this.last=node;
– Perkins
Apr 17 '15 at 4:56
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How to show math equations in general github's markdown(not github's blog)
...bc=White&fc=Black&im=jpg&fs=12&ff=arev&edit=
Note: In order for the image to be properly displayed, you'll have to ensure the querystring part of the url is percent encoded. You can easily find online tools to help you with that task, such as www.url-encode-decode.com
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HTML for the Pause symbol in audio and video control
... without BOM (which in most development environments is set by default) in order to instruct the parser how to transform the bytes into characters correctly. <meta charset="utf-8"/> should be used immediately after <head> in a HTML file, and make sure the correct HTTP headers Content-Ty...
Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
... a more compact version of the same code. Using some ES6 tricks and higher order functions:
const names = ['Mike', 'Matt', 'Nancy', 'Adam', 'Jenny', 'Nancy', 'Carl']
const count = names =>
names.reduce((a, b) => ({ ...a,
[b]: (a[b] || 0) + 1
}), {}) // don't forget to initia...
Calculate the number of business days between two dates?
...wo dates and he wants to find the number of business days between them. In order to use this solution you'd have to provide another function that produced a list of every date between the twyp.
– Adam Robinson
Oct 24 '09 at 18:18
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How to keep a git branch in sync with master
...the right way to do it, but I'd advise to merge with the --no-ff option in order to keep your commit history clear.
git checkout develop
git pull --rebase
git checkout NewFeatureBranch
git merge --no-ff master
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Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreat
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In case you want to delete file in order to unsign signed jar, you can probably just make the .RSA file zero-sized. This can be accomplished with just jar u. See https://stackoverflow.com/a/24678645/653539 . (Worked for me, though I admit it's hack.)
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What is the difference between .map, .every, and .forEach?
...duceRight() (like reduce, but works in descending rather than
ascending order)
credit to: T.J.Crowder For-each over an array in JavaScript?
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