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Exposing a port on a live Docker container
...lay with socat. This is what I've done to (temporarily) connect to the database with SQLPlus:
docker run -d --name sqlplus --link db:db -p 1521:1521 sqlplus
Dockerfile:
FROM debian:7
RUN apt-get update && \
apt-get -y install socat && \
apt-get clean
USER nobody
CMD so...
Colored logcat in android studio by colorpid
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What do REFRESH and MERGE mean in terms of databases?
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REFRESH means "pull any state changes from the database into my representation". Cascading this is simple; it means that all associated entities are refreshed.
MERGE means something complex that approximates "save" but is more like "push this detached entity back into manag...
Possible to access the index in a Hash each loop?
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Show and hide a View with a slide up/down animation
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Kotlin
Based on Suragch's answer, here is an elegant way using View extension:
fun View.slideUp(duration: Int = 500) {
visibility = View.VISIBLE
val animate = TranslateAnimation(0f, 0f, this.height.toFloat(), 0f)
animat...
Jquery to change form action
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Assigning default value while creating migration file
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Prevent ViewPager from destroying off-screen views
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Unittest setUp/tearDown for several tests
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Postgresql: Conditionally unique constraint
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