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You can specify a package where the private value can be accessed.
package com.example {
class FooClass {
private val x = "foo"
private[example] val y = "bar"
}
class BarClass {
val f = new FooClass
f.x // <- Will not compile
f.y // <- Wil...
The package protected scope allows the value to be accessed only from any subclass in a specific package.
package com.example {
class FooClass {
protected[example] val x = "foo"
}
class ClassB extends FooClass {
val y = x // It's in the protected scope, will compile
...
You may also extend nested selectors. The below Less
.otherChild{
color: blue;
}
.otherParent{
color: red;
.otherChild{
font-size: 12px;
color: green;
}
}
.parent{
.nestedParagraph{
&:extend(.otherParent .otherChild);
}
}
Will compile to
.otherChild...
You can establish a transaction by calling the pipeline method on the StrictRedis. Redis commands executed against the transaction are performed in a single block.
# defaults to transaction=True
tx = r.pipeline()
tx.hincrbyfloat(debit_account_key, 'balance', -amount)
tx.hincrbyfloat(credit_acc...
By default, NuGet restores packages into the packages folder in the solution root. This folder is shared between all solution projects. In some cases it is useful to change the location of the restored packages (for instance, to share them between several solutions).
Its can be achieved by creating...
Add gem 'figaro' to your Gemfile and run bundle install. Then run bundle exec figaro install; this will create config/application.yml and add it to your .gitignore file, preventing it from being added to version control.
You can store your keys in application.yml in this format:
SECRET_NAME: secre...
For all my projects, Django-Allauth remained one that is easy to setup, and comes out of the box with many features including but not limited to:
Some 50+ social networks authentications
Mix signup of both local and social accounts
Multiple social accounts
Optional instant-signup for social ac...
The Jedis library is generally added to Java project using a dependency management system built into the build environment of the project. Two popular Java build systems are Maven and Gradle.
Using Gradle
To add the Jedis library to a Gradle project, you will need configure a repository and add a...
Using a Pool
Most code will want to connect to Redis using a pool of shared connection objects. Connecting to Redis using a pool involves two different code block. At initialization time, your application needs to create the connection pool:
JedisPoolConfig poolCfg = new JedisPoolConfig();
...
Once you have established a connection to Redis you can get and set values using the Jedis connection object:
Get
String value = jedis.get(myKey);
Set
jedis.put(myKey, "some value");
CentOS versions 2 - 5
CentOS version 7
CentOS 7 is fully based on RedHat the detail documentation, examples and system administration guides are located here:CentOS 7 full documention
Local mode
In local mode, for example when running your application from an IDE, you can configure log4j as usual, i.e. by making a log4j.properties available in the classpath. An easy way in maven is to create log4j.properties in the src/main/resources folder. Here is an example:
log4j.rootLogger...
In case you need different settings for your various applications, there is (as of Flink 1.2) no easy way to do that.
If you use the one-yarn-cluster-per-job mode of flink (i.e. you launch your scripts with: flink run -m yarn-cluster ...), here is a workaround :
create a conf directory somewhe...
