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How do I serialize an object and save it to a file in Android?
...size()];
int i=0;
for (JsonElement jsonElement : arr)
events[i++]=gson.fromJson(jsonElement, Event.class);
//Object example
pagination=gson.fromJson(parser.parse(jsonPagination).getAsJsonObject(), Pagination.class);
sha...
sed command with -i option failing on Mac, but works on Linux
...n of which implementation of sed you are dealing with. On a Mac sed comes from BSD and is subtly different from the sed you might find on a typical Linux box. I suggest you man sed.
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Locking a file in Python
I need to lock a file for writing in Python. It will be accessed from multiple Python processes at once. I have found some solutions online, but most fail for my purposes as they are often only Unix based or Windows based.
...
Detect if device is iOS
... version
The most common way of detecting the iOS version is by parsing it from the User Agent string. But there is also feature detection inference*;
We know for a fact that history API was introduced in iOS4 - matchMedia API in iOS5 - webAudio API in iOS6 - WebSpeech API in iOS7 and so on.
Note: T...
How do I manually create a file with a . (dot) prefix in Windows? For example, .htaccess
...
Within Notepad select File > Save As...
File name: ".whatever you want" (with the leading dot)
You can do it in Explorer (in Windows 7) by adding a period at the end of the filename:
.whatever you want.
Windows will automatically re...
Finding the Eclipse Version Number
...of the dialogue. This should include two which are the plain Eclipse icon. Select the one with tooltip "Eclipse.org". Eclipse has many components, each of which has its own version number. The core is the Eclipse Platform
sh...
Setting up a common nuget packages folder for all solutions when some projects are included in multi
...t-Click on your "NuGet" solution folder and then Add->Existing Item and select \Solutions\NuGet.Config.
The reason we are doing this is so that it is visible in the solution and should help with making sure it is properly committed to your source code control. You may want to do this step for ea...
How do I check CPU and Memory Usage in Java?
...ge collection logging. You simply add -verbose:gc to the startup command.
From the Sun documentation:
The command line argument -verbose:gc prints information at every
collection. Note that the format of the -verbose:gc output is subject
to change between releases of the J2SE platform. For ...
How to set NODE_ENV to production/development in OS X
...a config.json file in your directory and everytime your app runs, it reads from it and sets the configuration.
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psql: could not connect to server: No such file or directory (Mac OS X)
...brew info postgresql found out this that helped:
To migrate existing data from a previous major version of PostgreSQL run:
brew postgresql-upgrade-database
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