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Boolean Field in Oracle

... I found this link useful. Here is the paragraph highlighting some of the pros/cons of each approach. The most commonly seen design is to imitate the many Boolean-like flags that Oracle's data dictionary views use, selecting 'Y' for true and 'N' for false. However, to interact cor...
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How can I print a circular structure in a JSON-like format?

... a = {b:1} var o = {}; o.one = a; o.two = a; // one and two point to the same object, but two is discarded: JSON.stringify(o, ...); But the concept stands: Use a custom replacer, and keep track of the parsed object values. As a utility function written in es6: // safely handles circular referenc...
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Neo4j - Cypher vs Gremlin query language

...in, I would do so for a specific query I would find on the net and never come back to again. You can always learn Cypher really fast (in days) and then continue with the (longer-run) general Gremlin. share | ...
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Does Typescript support the ?. operator? (And, what's it called?)

... "accessor variant" of the existential operator). From CoffeeScript's documentation on Operators: The accessor variant of the existential operator ?. can be used to soak up null references in a chain of properties. Use it instead of the dot accessor . in cases where the base value may be null o...
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What's the difference setting Embed Interop Types true and false in Visual Studio?

...ode. Read more in Scott Hanselman's blog post about it and other VS improvements here. As for whether it is advised or not, I'm not sure as I don't need to use this feature. A quick web search yields a few leads: Check your Embed Interop Types flag when doing Visual Studio extensibility work The Pa...
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Callback to a Fragment from a DialogFragment

Question: How does one create a callback from a DialogFragment to another Fragment. In my case, the Activity involved should be completely unaware of the DialogFragment. ...
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Multi-line string with extra space (preserved indentation)

I want to write some pre-defined texts to a file with the following: 10 Answers 10 ...
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Should I use the datetime or timestamp data type in MySQL?

Would you recommend using a datetime or a timestamp field, and why (using MySQL)? 39 Answers ...
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How would you compare jQuery objects?

...g to figure out how to compare two jQuery objects, to see if the parent element is the body of a page. 4 Answers ...
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Fragment Inside Fragment

I need help regarding working on fragment inside fragment, actually I am facing a problem on pressing back button. Application Main screen has buttons and pressing on each button view replace with new fragment(and that fragment contain inside another fragment), dynamically adding/replacing fragment ...