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Nginx no-www to www and www to no-www
... 80;
server_name www.example.com;
...
}
HTTPS Solution
For those who want a solution including https://...
server {
listen 80;
server_name www.domain.com;
# $scheme will get the http protocol
# and 301 is best practice for tablet, phone, desktop and seo...
C++ Singleton design pattern
...
What irks me most though is the run-time check of the hidden boolean in getInstance() That is an assumption on implementation technique. There need be no assumptions about it being alive. see stackoverflow.com/a/335746/14065 You can force ...
How to convert OutputStream to InputStream?
...
An OutputStream is one where you write data to. If some module exposes an OutputStream, the expectation is that there is something reading at the other end.
Something that exposes an InputStream, on the other hand, is indicating that you will need to listen to this stream, and there will b...
How to pull request a wiki page on GitHub?
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GitHub doesn't support pull requests for the wiki repository, only the main repository (this is a bit of a shame, IMO, but I can understand it).
Here's an interesting way one project manages community updates to their wiki, while still keeping tight control, as for source code...
Difference between /res and /assets directories
...ere's built-in support for providing alternatives for different languages, OS versions, screen orientations, etc., as described here. None of that is available with assets. Also, many parts of the API support the use of resource identifiers. Finally, the names of the resources are turned into consta...
Integrating the ZXing library directly into my Android application
...deEncoder(qrData, null,
Contents.Type.TEXT, BarcodeFormat.QR_CODE.toString(), qrCodeDimention);
try {
Bitmap bitmap = qrCodeEncoder.encodeAsBitmap();
imageView.setImageBitmap(bitmap);
} catch (WriterException e) {
e.printStackTrace();
}
Here is Contents.java
//
// * Copyright...
Do HttpClient and HttpClientHandler have to be disposed between requests?
...d System.Net.Http.HttpClientHandler in .NET Framework 4.5 implement IDisposable (via System.Net.Http.HttpMessageInvoker ).
...
What's the difference between a catalog and a schema in a relational database?
...ews and domains of the
Information Schema.
Database Language SQL, (Proposed revised text of DIS 9075), p 45
From the SQL point of view :
A catalog is often synonymous with database. In most SQL dbms, if you query the information_schema views, you'll find that values in the "table_catalog" c...
How to deal with a slow SecureRandom generator?
... the stream to be repeatable in future using the same seed for testing purposes, an insecure seed is still useful.
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Anatomy of a “Memory Leak”
...hapter 7 of the e-book. Also, be mindful of common pitfalls, probably the most common being events. If object A is registered to an event on object B, then object A will stick around until object B disappears because B holds a reference to A. The solution is to unregister your events when you're don...