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Why should I use an IDE? [closed]
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How is this an answer? When you read it out loud it sounds like a bad Microsoft slogan...
– Kolob Canyon
Jul 7 '16 at 17:01
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Linq code to select one item
...und it
}
Single() and SingleOrDefault() can also be used, but if you are reading from a database or something that already guarantees uniqueness I wouldn't bother as it has to scan the list to see if there's any duplicates and throws. First() and FirstOrDefault() stop on the first match, so they ...
Just what is an IntPtr exactly?
...d loads them into the computer's memory for me automatically.
So when I'm ready to bring the latest image into my program to work with, the camera driver provides me with an IntPtr to where to image is ALREADY stored in physical memory, so I don't have to waste time/resources creating another block...
Reference: What is variable scope, which variables are accessible from where and what are “undefined
...he value which is normally better to retrieve once. For
example, result of reading immutable file on server.
Tricks
Static variable exists only in a local function scope. It can not be
accessed outside of the function it has been defined in. So you may
be sure that it will keep its value...
React.js: Wrapping one component into another
...looks unfriendly at first.
Don't migrate your whole codebase to HOC after reading this. Just remember that on critical paths of your app you might want to use HOCs instead of runtime wrappers for performance reasons, particularly if the same wrapper is used a lot of times it's worth considering mak...
Why use 'virtual' for class properties in Entity Framework model definitions?
... found the best rule of thumb to use would be: if you are outputting data (reading into a View Model or Serializable Model) and need values before references, do not use virtual; If your scope is collecting data that may be incomplete or a need to search and not require every search parameter compl...
Make Iframe to fit 100% of container's remaining height
...storical reasons.
The trick is to understand what the 100% is taken of. Reading CSS specs can help you there.
To make a long story short - there is such a thing as "containing block" - which is not necessary the parent element. Simply said, it is the first element up the hierarchy that has posit...
reStructuredText tool support
... format to another, and a command-line tool that uses this library. It can read Markdown and (subsets of) reStructuredText, HTML, and LaTeX, and it can write Markdown, reStructuredText, HTML, LaTeX, ConTeXt, PDF, RTF, DocBook XML, OpenDocument XML, ODT, GNU Texinfo, MediaWiki markup, groff man pages...
Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
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People should see this answer before reading documentation and developing apps! In normal cases there is no need to have ContextLoaderListener and contextConfigLocation at all, just DispatcherServlet!
– ruruskyi
Jun 28 '13 ...
Java 7 language features with Android
...tried using new Java 7 language features with Android?
I know that Android reads the bytecode that Java spits out and turns it to dex. So I guess my question is can it understand the bytecode of Java 7?
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