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Resolve build errors due to circular dependency amongst classes

...t this is to "think like a compiler". Imagine you are writing a compiler. And you see code like this. // file: A.h class A { B _b; }; // file: B.h class B { A _a; }; // file main.cc #include "A.h" #include "B.h" int main(...) { A a; } When you are compiling the .cc file (remember that th...
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Tactics for using PHP in a high-load site

...gh to attain high server loads. Treat me as (sigh) an alien that has just landed on the planet, albeit one that knows PHP and a few optimisation techniques. ...
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What are Flask Blueprints, exactly?

I have read the official Flask documentation on Blueprints and even one or two blog posts on using them. 4 Answers ...
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What's the false operator in C# good for?

... You can use it to override the && and || operators. The && and || operators can't be overridden, but if you override |, &, true and false in exactly the right way the compiler will call | and & when you write || and &&. For example, ...
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AsyncTaskLoader vs AsyncTask

Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips. ...
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How to convert R Markdown to PDF?

I've previously asked about the commands for converting R Markdown to HTML . 8 Answers ...
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Where can I find documentation on formatting a date in JavaScript?

... I love 10 ways to format time and date using JavaScript and Working with Dates. Basically, you have three methods and you have to combine the strings for yourself: getDate() // Returns the date getMonth() // Returns the month getFullYear() // Returns th...
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Why did Bootstrap 3 switch to box-sizing: border-box?

I'm migrating my Bootstrap themes from v2.3.2 to v3.0.0 and one thing I noticed is that a lot of dimensions are calculated differently, due to the following styles in bootstrap.css. ...
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What’s the best RESTful method to return total number of items in an object?

...nvolved in. So far, it’s working great. I can issue GET , POST , PUT and DELETE requests to object URLs and affect my data. However, this data is paged (limited to 30 results at a time). ...
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What do the makefile symbols $@ and $< mean?

What do the $@ and $&lt; do exactly? 6 Answers 6 ...