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Using Node.JS, how do I read a JSON file into (server) memory?
...r many, many versions through require, with this answer is no longer being applicable if you just want to load a json file. Just use let data = require('./yourjsonfile.json') and off you go (with the booknote that if the performance of require is impacting your code, you have problems well beyond "w...
Why are static variables considered evil?
...a programmer who is new to the corporate world. Recently I've developed an application using Groovy and Java. All through the code I wrote used quite a good number of statics. I was asked by the senior technical lot to cut down on the number of statics used. I've googled about the same, and I find...
What is the simplest and most robust way to get the user's current location on Android?
...ationManager API on Android seems like it's a bit of a pain to use for an application that only needs an occasional and rough approximation of the user's location.
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When should I use RequestFactory vs GWT-RPC?
...s take care of marshaling the data and invoking your service methods. For applications that have a well-defined concept of "Entities" or "Objects with identity and version", the EntityProxy type is used to expose the persistent identity semantics of your data to the client code. Simple objects are...
Abstract functions in Swift Language
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This one seems to be the "official" way how Apple is handling abstract methods in UIKit.
Take a look at UITableViewController and the way it's working with UITableViewDelegate. One of the very first things you do, is to add a line: delegate = self. Well, that's exactly...
Setting the default Java character encoding
...Charset.defaultCharset() to find the current default encoding, and use the appropriate method or constructor overload to specify it.
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How to extract text from a PDF? [closed]
... was split into pages with headers, etc., but it was then easy to write an app to strip out blank lines, etc, and suck in all 30,000 records. -dSIMPLE and -dCOMPLEX made no difference in this case.
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How to export revision history from mercurial or git to cvs?
...the above command if you want the peace of mind that something is in fact happening.
Once this process is completed, you will have a master branch that should reflect CVS's HEAD (with the exception that git cvsimport by default ignores the last 10 minutes worth of commits to avoid catching a commit ...
How to avoid isset() and empty()
I have several older applications that throw a lot of "xyz is undefined" and "undefined offset" messages when running on the E_NOTICE error level, because the existence of variables is not explicitly checked using isset() and consorts.
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Fragment onCreateView and onActivityCreated called twice
I'm developing an app using Android 4.0 ICS and fragments.
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