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When should I use a struct instead of a class?

...oosing Between Classes and Structures. Basically, that page gives you a 4-item checklist and says to use a class unless your type meets all of the criteria. Do not define a structure unless the type has all of the following characteristics: It logically represents a single value,...
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Why do we need private subnet in VPC?

...re previously, the common solution was an EC2 instance on a public subnet within the VPC, functioning as a "NAT instance," providing network address translation (technically, port address translation) for instances in other, private subnets, allowing those machines to use the NAT instance's public I...
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What is the difference between Serialization and Marshaling?

...ques (such as RPC), the term "Marshaling" is used but don't understand how it differs from Serialization. Aren't they both transforming objects into series of bits? ...
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Can we add a inside H1 tag?

Is it a proper method to use span tag inside H1 tag? 8 Answers 8 ...
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What to do Regular expression pattern doesn't match anywhere in string?

...ause you are NOT trying to match balanced tags-- THAT would be impossible with regex! But you are only matching what's in one tag, and that's perfectly regular. Here's the problem, though. You can't do it with just one regex... you need to do one match to capture an <input> tag, then do furth...
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Null vs. False vs. 0 in PHP

...nce between Null and False and 0 and all the other good "nothing" entities. What is the difference, specifically in PHP? Does it have something to do with === ? ...
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How can I make XSLT work in chrome?

I have an XML document here that is served with a corresponding XSL file . The transformation is left to be executed client-side, without JavaScript. ...
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Update ViewPager dynamically?

... When using FragmentPagerAdapter or FragmentStatePagerAdapter, it is best to deal solely with getItem() and not touch instantiateItem() at all. The instantiateItem()-destroyItem()-isViewFromObject() interface on PagerAdapter is a lower-level interface that FragmentPagerAdapter uses to im...
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Is there a CSS selector for elements containing certain text?

...named attribute in an element. I don't see anything for matching content within an element, though. share | improve this answer | follow | ...
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java.util.Date vs java.sql.Date

... Congratulations, you've hit my favorite pet peeve with JDBC: Date class handling. Basically databases usually support at least three forms of datetime fields which are date, time and timestamp. Each of these have a corresponding class in JDBC and ea...