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EF Code First foreign key without navigation property
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With EF Code First Fluent API it is impossible. You always need at least one navigation property to create a foreign key constraint in the database.
If you are using Code First Migrations you have the option to add a new code based migration on the p...
Java 8 Iterable.forEach() vs foreach loop
...icult to code, read, and debug. Actually, this is true of complex "fluent" APIs in general. The combination of complex single statements, heavy use of generics, and lack of intermediate variables conspire to produce confusing error messages and frustrate debugging. Instead of "this method doesn't ha...
How to post JSON to PHP with curl
...dition of json_decode() providing a \stdClass object. I used it for Garmin API ping responses
– JI-Web
Mar 31 '17 at 0:21
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Set title background color
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This was introduced in API 11 (3.0 Honeycomb) which is certainly outdated enough at this point to consider this a valid option.
– zgc7009
Nov 21 '16 at 20:17
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.war vs .ear file
...er.
The Web container hosts Web applications based on JSP or the Servlets API - designed specifically for web request handling - so more of a request/response style of distributed computing. A Web container requires the Web module to be packaged as a WAR file - that is a special JAR file with a web...
Is there a command like “watch” or “inotifywait” on the Mac?
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fswatch
fswatch is a small program using the Mac OS X FSEvents API to monitor a directory.
When an event about any change to that directory is received, the specified
shell command is executed by /bin/bash
If you're on GNU/Linux,
inotifywatch (part of the
inotify-tools package on most d...
How do I calculate someone's age in Java?
...me calculations (Joda is also the basis of the new standard Java date/time apis, so you'll be learning a soon-to-be-standard API).
EDIT: Java 8 has something very similar and is worth checking out.
e.g.
LocalDate birthdate = new LocalDate (1970, 1, 20);
LocalDate now = new LocalDate();
Years ag...
How to make an ImageView with rounded corners?
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Good solution but elevation is only supported in api level 21 and above
– Saad Bilal
Jul 19 '18 at 15:14
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Animate the transition between fragments
...action.setTransition.
Here's an example on using setCustomAnimations from ApiDemos' FragmentHideShow.java:
ft.setCustomAnimations(android.R.animator.fade_in, android.R.animator.fade_out);
and here's the relevant animator XML from res/animator/fade_in.xml:
<objectAnimator xmlns:android="http:...
Secondary axis with twinx(): how to add to legend?
...ues for the legend location value (both other than 0). See: matplotlib.org/api/legend_api.html
– Roalt
Jan 4 '16 at 14:12
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