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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on

... One can also use a spec_helper.rb file in all projects. The file should include the following: RSpec.configure do |config| # Use color in STDOUT config.color = true # Use color not only in STDOUT but also in pagers and files config.tty = true # Use the s...
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Assignment in an if statement

... = value as T; if (t != null) { action(t); } } Then call it with: animal.AsIf<Dog>(dog => { // Use dog in here }); Alternatively, you could combine the two: public static void AsIf<T>(this object value, Action<T> action) where T : class { // EVI...
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autolayout - make height of view relative to half superview height

...een getting into autolayouts recently and I'm stuck on what seems like a really trivial problem example. I have a view that I want to sit at the top of the screen, and take up half of the screen-height. Simple before autolayout - just tack it in place and tell it to expand vertically when the superv...
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Should switch statements always contain a default clause?

...e back), I was told that it's good practice to include a default clause in all switch statements. I recently remembered this advice but can't remember what the justification was. It sounds fairly odd to me now. ...
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Matplotlib: “Unknown projection '3d'” error

...e you using? (Try running: python -c 'import matplotlib; print matplotlib."__version__") I'm guessing you're running version 0.99, in which case you'll need to either use a slightly different syntax or update to a more recent version of matplotlib. If you're running version 0.99, try doing this in...
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Linux command or script counting duplicated lines in a text file?

...3 } or you can use a simple one-liner: $ cat filename | python3 -c 'print(__import__("json").dumps(__import__("collections").Counter(map(str.strip, __import__("fileinput").input())), indent=2))' share | ...
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Is it possible to ping a server from Javascript?

...ther parts of the source but you get the idea). function Pinger_ping(ip, callback) { if(!this.inUse) { this.inUse = true; this.callback = callback this.ip = ip; var _that = this; this.img = new Image(); this.img.onload = function() {_that.good();}; this.img.onerro...
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Optional query string parameters in ASP.NET Web API

...ect using [FromUri] doesn't directly answer the original question. It basically says populate these models with the values from the Uri. The models properties would need to be nullable or a reference type in order for them to support being optional. Added additional information. ...
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What are 'closures' in .NET?

...thod and the variable j [CompilerGenerated] private sealed class <>c__DisplayClass2 { public <>c__DisplayClass2(); public void <fillFunc>b__0() { Console.Write("{0} ", this.j); } public int j; } for the function: static void fillFunc(int count) { ...
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How to create EditText with cross(x) button at end of it?

...n, or is there any property for EditText by which it is created automatically? I want the cross button to delete whatever text written in EditText . ...