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Exploring Docker container's file system
... system of the container is in the data folder of docker, normally in /var/lib/docker. In order to start and inspect a running containers file system do the following:
hash=$(docker run busybox)
cd /var/lib/docker/aufs/mnt/$hash
And now the current working directory is the root of the container.
...
How to make a Bootstrap accordion collapse when clicking the header div?
...
Ah great solution for those of us using the GWTBootstrap library.
– snowe
Apr 24 '14 at 23:32
I didn...
In Gradle, how do I declare common dependencies in a single place?
...
You can declare common dependencies in a parent script:
ext.libraries = [ // Groovy map literal
spring_core: "org.springframework:spring-core:3.1",
junit: "junit:junit:4.10"
]
From a child script, you can then use the dependency declarations like so:
dependencies {
comp...
Where are my postgres *.conf files?
...
/var/lib/pgsql/data/pg_hba.conf
– kmonsoor
Dec 3 '14 at 9:29
18
...
Android Writing Logs to text File
...is an abstraction layer. It
helps avoid a situations like, each 3rd party library
dependencies to a project, trying to using its own logging
implementation like Log4j. Source.
Some options for logging to txt in Android are below
Use logcat -f as in this answer to log to file. Note that from
An...
Xcode stuck at “Your application is being uploaded”
....app/Contents/Applications/Application Loader.app/Contents/MacOS/itms/java/lib
Open net.properties file using any text editor application like text mate or sublime text
Change this particular line : #https.proxyPort=443 proxy port to
https.proxyPort=80
Save the file. And that's it !! You can easi...
How can I remove a specific item from an array?
...ng Syntax" proposal is ever accepted, you'll be able to do this:
// array-lib.js
export function remove(...forDeletion) {
return this.filter(item => !forDeletion.includes(item))
}
// main.js
import { remove } from './array-lib.js'
let arr = [1, 2, 3, 4, 5, 3]
// :: This-Binding Syntax P...
Convert a list of data frames into one data frame
... does the same as do.call("rbind",l), but much faster". How much faster?
library(rbenchmark)
benchmark(
do.call = do.call("rbind", listOfDataFrames),
plyr_rbind.fill = plyr::rbind.fill(listOfDataFrames),
plyr_ldply = plyr::ldply(listOfDataFrames, data.frame),
data.table_rbindlist = as.dat...
Access restriction on class due to restriction on required library rt.jar?
...o the Build Path settings in the project properties.
Remove the JRE System Library
Add it back; Select "Add Library" and select the JRE System Library. The default worked for me.
This works because you have multiple classes in different jar files. Removing and re-adding the JRE lib will make the r...
Specify JDK for Maven to use
...thing like (note the backticks not single quotes!): export JAVA_HOME=`/usr/libexec/java_home -v 1.7.0_75`
– RedYeti
Mar 27 '15 at 13:23
...