Stack Overflow Weekly Newsletter - Tuesday, January 26, 2016

Top new questions this week: What is the difference between * and *|* in CSS? In CSS, * will match any element. Frequently, *|* is used instead of * to match all elements. This is generally used for testing purposes. What is the difference between * and *|* in CSS? css css-selectors   asked by RockPaperLizard 100 votes answered by Harry 101 votes Dogfooding our own rate-limited API Overview: My company has developed a rate-limited API. Our goal is two fold: A: Create a strong developer ecosystem around our product. B: Demonstrate the power of our API by using it to drive our ... javascript api rest   asked by Jason Waldrip 68 votes answered by Kristján 57 votes How to use Date in Javascript for prehistoric dates? I'm working on a project where the JavaScript Date isn't big enough. I want to place multiple events on the same time axis, some of them have month and day and some don't, so just using year is not ... javascript date   asked by Ogge 51 votes answered by remdevtec 56 votes Is there a way to Object.freeze() a JavaScript Date? According to MDN Object.freeze(): The Object.freeze() method freezes an object: that is, prevents new properties from being added to it; prevents existing properties from being removed; and ... javascript node.js   asked by Andrew Eisenberg 38 votes answered by T.J. Crowder 33 votes Does it make any difference to use unsafe inside or outside a loop? I never needed to use unsafe in the past, but now I need it to work with a pointer manipulating a bitmap. I couldn't find any documentation that indicates otherwise, but I would like to understand ... c#   asked by Dzyann 37 votes answered by dasblinkenlight 29 votes Why isn't this 'for' loop valid? Consider: int ia[3][4]; for (auto row : ia) for (auto col : row) The first for iterates through ia, whose elements are arrays of size 4. Because row is not a reference, when the ... c++ arrays c++11   asked by Lazar 35 votes answered by nwp 38 votes If return a = return b then does a=b? Can you prove that if return a = return b then a=b? When I use =, I mean in the laws and proofs sense, not the Eq class sense. Every monad that I know seems to satisfy this, and I can't think of a ... haskell monads semantics equality equational-reasoning   asked by PyRulez 33 votes answered by Andrej Bauer 48 votes Greatest hits from previous weeks: Get current URL in JavaScript? I am using jQuery. How do I get the path of the current URL and assign it to a variable? Example URL: http://localhost/menuname.de?foo=bar&number=0 javascript jquery url path   asked by venkatachalam 1017 votes answered by Ryan Doherty 1417 votes Finding all files containing a text string on Linux I'm trying to find a way to scan my entire Linux system for all files containing a specific string of text. Just to clarify, I'm looking for text within the file, not in the file name. When I was ... linux search text grep find   asked by Nathan 1038 votes answered by rakib 1798 votes Can you answer these? Generic programming via effects In the Idris Effects library effects are represented as ||| This type is parameterised by: ||| + The return type of the computation. ||| + The input resource. ||| + The computation to run on the ... haskell generic-programming agda dependent-type idris   asked by user3237465 10 votes How to make Delphi re-save all forms? After a component upgrade, some of its properties are stored differently, but only the next time the form is saved. This means that when I then edit a form that was last saved while still using the ... delphi delphi-2010   asked by Thijs van Dien 8 votes How to get Document Folder in ios device from a Javascript I am integrating a cocos2d-js game into a native iOS app. At some point I have a Javascript function inside my ios native app with the following code: var txt = ... javascript ios cocos2d-iphone folder cocos2d-js   asked by jiglesiasf 5 votes

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