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Android screen size HDPI, LDPI, MDPI [duplicate]
...ulator. 240 is hdpi, 160 is mdpi and below that are usually ldpi.
Extract from Android Developer Guide link above:
320dp: a typical phone screen (240x320 ldpi, 320x480 mdpi, 480x800 hdpi, etc).
480dp: a tweener tablet like the Streak (480x800 mdpi).
600dp: a 7” tablet (600x1024 mdpi).
720d...
What is difference between instantiating an object using new vs. without
...on the heap (with the additional usefulness of scoped_ptr constraining you from copying non-copyable pointers):
scoped_ptr<Time> t(new Time(12, 0, 0));
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Git add and commit in one command
...app
git commit -m "message"
is an easy way to add all files to the index from a single dir, in this case the app dir.
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Gem::LoadError for mysql2 gem, but it's already in Gemfile
... it's the wrong command and could have unintended consequences. (To revert from bundle update, run git checkout -- Gemfile.lock)
– Nick
Jun 8 '16 at 18:00
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Spring Boot + JPA : Column name annotation ignored
...n that class is passed a source String value but it is unaware if it comes from a @Column.name attribute or if it has been implicitly generated from the field name.
The ImprovedNamingStrategy will convert CamelCase to SNAKE_CASE where as the EJB3NamingStrategy just uses the table name unchanged.
I...
Jaxb, Class has two properties of the same name
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That is correct I just removed the annotation from member and put it on setter level and it worked.
– Varun
Aug 3 '17 at 7:07
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How to print like printf in Python3?
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Simple printf() function from O'Reilly's Python Cookbook.
import sys
def printf(format, *args):
sys.stdout.write(format % args)
Example output:
i = 7
pi = 3.14159265359
printf("hi there, i=%d, pi=%.2f\n", i, pi)
# hi there, i=7, pi=3.14
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Determine if an object property is ko.observable
...isObservable(). You can call it like ko.isObservable(vm[key]).
Update from comment:
Here is a function to determine if something is a computed observable:
ko.isComputed = function (instance) {
if ((instance === null) || (instance === undefined) || (instance.__ko_proto__ === undefined)) re...
Uncaught ReferenceError: jQuery is not defined [duplicate]
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“X-UA-Compatible” content=“IE=9; IE=8; IE=7; IE=EDGE”
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