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Difference between `data` and `newtype` in Haskell
...e. In particular, data introduces a type that is "lifted", meaning, essentially, that it has an additional way to evaluate to a bottom value. Since there's no additional constructor at runtime with newtype, this property doesn't hold.
That extra pointer in the Book to (,) constructor allows us to ...
Cannot ignore .idea/workspace.xml - keeps popping up
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I was facing the same issue, and it drove me up the wall. The issue ended up to be that the .idea folder was ALREADY commited into the repo previously, and so they were being tracked by git regardless of whether you ignored them or not. I would recommend the following, after cl...
XPath to find elements that does not have an id or class
How can I get all tr elements without id attribute?
4 Answers
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Generate GUID in MySQL for existing Data?
...ch of data to a MySQL table and I have a column "GUID" that I want to basically fill down all existing rows with new and unique random GUID's.
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ASP.NET MVC Razor render without encoding
...se will be escaped. The correct way is to use the MvcHtmlString which will allow "illegal" characters. For instance, if you're encoding Json data... without encoding an entire model
– Daniel B. Chapman
Jun 28 '13 at 21:34
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Setting default permissions for newly created files and sub-directories under a directory in Linux?
...that every file and directory created under this shared directory automatically had u=rwxg=rwxo=r permissions.
4 Answers
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Best practices for using Markers in SLF4J/Logback
...ming convention. It's entirely arbitrary. Choose something that's aesthetically pleasing, self-descriptive (most important), and specific enough to be unlikely to conflict with later additions. Hyphens vs. underscores is exceedingly nitpicky and alarmingly beside the point, but note it may be less c...
Observer Design Pattern vs “Listeners”
It seems to me that the Observer design pattern as described in GOF is really the same thing as Listeners found in various toolkits. Is there a difference between the concepts, or are Listeners and Observers really the same thing.
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What's the equivalent for eclipse's ALT+UP/DOWN (move line) in Visual Studio?
...select a tag ? for example I have selected a div tag and I want to move up all child element , instead of selecting by mouse .
– Arash
Apr 17 '16 at 6:34
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'const string' vs. 'static readonly string' in C#
...e private const for values that aren't, strictly speaking, constants; basically it's misusing const for micro-optimisation purposes. I'm going to stand by my "never, ever, ever" statement, even if it makes me a hypocrite. ;)
– LukeH
Nov 18 '12 at 1:32
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