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CSS Selector “(A or B) and C”?
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Android: textColor of disabled button in selector not showing?
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When to use SELECT … FOR UPDATE?
... done. Is that correct?
This depends on the concurrency control your database system is using.
MyISAM in MySQL (and several other old systems) does lock the whole table for the duration of a query.
In SQL Server, SELECT queries place shared locks on the records / pages / tables they have examine...
Refreshing OAuth token using Retrofit without modifying all calls
...ator(tokenAuthenticator);
Retrofit retrofit = new Retrofit.Builder()
.baseUrl("https://api.github.com/")
.client(okHttpClient)
.build();
TokenService tokenService = retrofit.create(TokenService.class);
tokenServiceHolder.set(tokenService);
If you are using Dagger 2 or a similar depen...
HTTPS with Visual Studio's built-in ASP.NET Development Server
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Can I change the root EBS device of my amazon EC2 instance?
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How do I reference an existing branch from an issue in GitHub?
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Determine project root from a running node.js application
...on can be obtained by checking require.main.filename.
So if you want the base directory for your app, you can do:
var path = require('path');
var appDir = path.dirname(require.main.filename);
Pros & Cons
This will work great most of the time, but if you're running your app with a launcher ...
A field initializer cannot reference the nonstatic field, method, or property
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assign multiple variables to the same value in Javascript
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