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Android - Dynamically Add Views into View

... Use the LayoutInflater to create a view based on your layout template, and then inject it into the view where you need it. LayoutInflater vi = (LayoutInflater) getApplicationContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); View v = vi.inflate(R.layout.your_layout, null); // fill in...
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The relationship could not be changed because one or more of the foreign-key properties is non-nulla

I am getting this error when I GetById() on an entity and then set the collection of child entities to my new list which comes from the MVC view. ...
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Remove vertical padding from horizontal ProgressBar

By default the ProgressBar has a certain padding above and below the bar itself. Is there a way to remove this padding so as to only have the bar in the end? ...
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find() with nil when there are no records

... Yes, just do: Challenge.find_by_id(10) For Rails 4 and 5: Challenge.find_by(id: 10) share | improve this answer | follow | ...
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Generating a unique machine id

... Parse the SMBIOS yourself and hash it to an arbitrary length. See the PDF specification for all SMBIOS structures available. To query the SMBIOS info from Windows you could use EnumSystemFirmwareEntries, EnumSystemFirmwareTables and GetSystemFirmware...
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Django database query: How to get object by id?

...ror exception. What was confusing me was that the code below executed fine and returned a result set as expected: Class.objects.all() Tail of the traceback for the get() method: File "django/db/models/loading.py", line 197, in get_models self._populate() File "django/db/models/loading.py", l...
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How to define object in array in Mongoose schema correctly with 2d geo index

...ay , "default" : [] } In the second case during insertion make the object and push it into the array like db.update({'Searching criteria goes here'}, { $push : { trk : { "lat": 50.3293714, "lng": 6.9389939 } //inserted data is the object to be inserted ...
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How do you install ssh-copy-id on a Mac?

...d out my brew library was a bit overdue for a refresh. Running brew update and then installing again solved the problem. – LapplandsCohan Sep 29 '16 at 18:30 add a comment ...
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How can I pair socks from a pile efficiently?

...d for other colors in everyday's life» A good standard rule for easy sock selection is actually that they should match either the color of your trousers or the color of your belt. For this reason, the most commonly used colors will likely be black, blue, gray and some brown. It's hard to believe on...
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Removing duplicate objects with Underscore for Javascript

... The "'_.pluck' callback shorthand" only works if you pass a value for isSorted (e.g. _.uniq(a, false, 'a')) I pinged github/bestiejs/lodash and they said the issue was fixed on edge. So if you're not using a function, make sure you have the latest. This ...