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What is the most efficient way to store a list in the Django models?
...6)
student_number = models.CharField(max_length=128)
# other fields, etc...
friends = models.ManyToManyField('self')
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javac option to compile all java files under a given directory recursively
...a, how to deal with packages, which should be the root folder for running, etc. are usually not clear. Thus I omitted the output dir. Anyway, thanks for the suggestion!
– rlegendi
Aug 14 '14 at 8:25
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Does Android keep the .apk files? if so where?
...savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
File appsDir = new File("/data/app");
String[] files = appsDir.list();
for (int i = 0 ; i < files.length ; i++ ) {
Log.d(TAG, "File: "+files[i]);
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leiningen - how to add dependencies for local jars?
... so that you can store the jars in a single location and all your branches etc will pick up the changes. This may be overkill for what your doing. I'm curious if these is an easier way.
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How to convert currentTimeMillis to a date in Java?
..."real" month as we know it. Example: 0 = January, 1 = February, 2 = March, etc.
– shagberg
Dec 7 '18 at 21:21
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node.js database [closed]
... be transactional, and have live replication to remote hosting facilities, etc. Then maybe look at something like postgresql. It wouldn't mirror as well, but the node.js driver works pretty well and if you aren't deathly afraid of sql it gets what you want in/out pretty easily.
As for my own opin...
What's the difference between a method and a function?
... that data).
(this is a simplified explanation, ignoring issues of scope etc.)
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Singleton with Arguments in Java
... consider some lateral caching solution. For example: EHCache, Terracotta, etc.
1 in the sense of spanning multiple VMs on probably multiple computers.
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“ImportError: No module named” when trying to run Python script
... way a separate process does (be it an IPython notebook, external process, etc). IPython will look for modules to import that are not only found in your sys.path, but also on your current working directory. When starting an interpreter from the command line, the current directory you're operating in...
Good reasons NOT to use a relational database?
...it
Easy for users to manipulate with simple tools (i.e. text editors, grep etc)
Efficient storage of binary documents
XML or JSON files on disk
As above, but with a bit more ability to validate the structure.
Spreadsheet / CSV file
Very easy model for business users to understand
Sub...