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How to change package name of an Android Application

...orts for you. You can even have it fix it for you in comments and strings, etc. Lastly, change the package name accordingly in your AndroidManifest.xml towards the top. Otherwise you will get errors everywhere complaining about R.whatever. Another very useful solution First create a new package w...
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Named routes _path vs _url

... As the other answers explain, you should use _url in email links, etc. But I would like to add that you should also use _url in redirects, as explained here: https://www.ruby-forum.com/topic/101346#221052 and, here: http://viget.com/extend/rails-named-routes-path-vs-url You can also t...
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PHP and MySQL - how to avoid password in source code? [duplicate]

...se a configuration file. Many frameworks use this (Zend, CakePHP, Kohana, etc) and it's the most common way of doing things (even in a non-PHP environment such as ASP.NET with its web.config files). This allows you also to copy over configuration values from environment to environment by just copyi...
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In MVVM should the ViewModel or Model implement INotifyPropertyChanged?

...lowing comment: "A tire is a car accessory". Sure it is, but bikes, buses, etc. also use it. In summary, do not take that interface as an UI thing. Having said that, it doesn't necessarily mean I believe that the Model should be providing notifications. In fact, as a rule of thumb, the model should...
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How can I use goto in Javascript?

...e limitations to this preprocessing process, because while loops cannot stretch across multiple functions or blocks. That's not a big deal, though—I'm sure the benefits of being able to take advantage of goto in JavaScript will absolutely overwhelm you. All above link that lead to goto.js library ...
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How to convert JSON to XML or XML to JSON?

... XML child-element. You would consume these two differently in JavaScript, etc. Different examples of XML conforming to the same schema can produce actually different JSON structures this way. You can add the attribute json:Array='true' to your element to workaround this in some (but not necessarily...
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How to fix the “java.security.cert.CertificateException: No subject alternative names present” error

...ccess to the ip address for test purposes you can modify temporarily your /etc/hosts file or equivalent – tyoc213 Dec 2 '15 at 19:06 1 ...
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What's the Point of Multiple Redis Databases?

...y real quick because you need to monitor all of them, do upgrades/patches, etc. If you don't plan on overloading redis with high I/O, a single instance with a slave is simpler and easier to manage provided it meets your SLA. ...
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upstream sent too big header while reading response header from upstream

...nt to add that in ubuntu 16.04 the nginx configuration file is located at /etc/nginx/nginx.conf and the values should go inside http {...} – Mario Feb 26 '18 at 17:20 ...
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What is the relation between BLAS, LAPACK and ATLAS

...tor by a scalar”, “multiply two matrices and add to a third matrix”, etc ...). LAPACK is a collection of higher-level linear algebra operations. Things like matrix factorizations (LU, LLt, QR, SVD, Schur, etc) that are used to do things like “find the eigenvalues of a matrix”, or “find...