(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
@Grapes( | |
@Grab(group='com.google.guava', module='guava', version='18.0') | |
) | |
import static com.google.common.collect.Sets.* | |
def first = ['a', 'b', 'c'] as Set | |
def second = ['b', 'c', 'd', 'e'] as Set |
tshark -c 50 -NnNC -E header=y -Tfields -e col.Protocol -e ip.dst -e ip.dst_host -e tcp.dstport -e udp.dstport -f "host $(hostname --ip-address) and (tcp or udp) and not (port 53)" |
def list = [1,4,9] | |
println subsets(list) | |
List<List<Integer>> subsets(List<Integer> list) { | |
if(!list) { | |
return [[]] | |
} | |
final List<List> directSubs = list.tail().collect { |
import groovy.transform.TailRecursive | |
import groovy.transform.ToString | |
@ToString(includePackage = false) | |
class Node<T> { | |
T data | |
List<Node<T>> nodes = [] | |
} | |
final builder = new ObjectGraphBuilder(classLoader: getClass().classLoader) |
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
fun <T> List<T>.collate(size: Int, step: Int = size): List<List<T>> { | |
require(size >= 0) {"size must not be negative"} | |
require(step <= size) {"step must be at most equal to size"} | |
return collateRec(this, size, step, listOf()) | |
} | |
private tailrec fun <T> collateRec(list : List<T>, size: Int, step: Int, accumulator: List<List<T>>) : List<List<T>> { | |
if(list.isEmpty()) { | |
return accumulator |
tailrec fun <T : Comparable<T>> binarySearch(list: List<T>, item: T, startIndex: Int = 0, endIndex: Int = list.size - 1): Int { | |
if (endIndex < startIndex ) { | |
return -1 | |
} else if (startIndex == endIndex) { | |
return if (item == list[startIndex]) startIndex else -1 | |
} else if (endIndex == startIndex + 1) { | |
if (list[startIndex] == item) { | |
return startIndex | |
} | |
else if(list[endIndex] == item) { |
apiVersion: v1 | |
data: | |
config: | | |
policy: enabled | |
template: |- | |
initContainers: | |
- name: istio-init | |
image: docker.io/istio/proxy_init:0.6.0 | |
args: | |
- "-p" |
product: | |
name: spring-boot | |
abbreviation: spring-boot | |
stage: GA | |
issueTrackerUrl: http://issues.jboss.org/browse/SB | |
version: 1.5.10 | |
milestone: DR20180330 | |
group: spring-boot-1.5-all | |
defaultBuildParameters: | |
environmentId: 1 |
ASK [openshift_node : Ensure old system path is set] **************************************************************************************************************************************************************************** | |
changed: [192.168.99.50] => (item=/etc/origin/openvswitch) | |
changed: [192.168.99.50] => (item=/var/lib/kubelet) | |
changed: [192.168.99.50] => (item=/opt/cni/bin) | |
TASK [openshift_node : Pre-pull node system container image] ********************************************************************************************************************************************************************* | |
fatal: [192.168.99.50]: FAILED! => {"msg": "The conditional check ''Pulling layer' in pull_result.stdout' failed. The error was: error while evaluating conditional ('Pulling layer' in pull_result.stdout): Unable to look up a name or access an attribute in template string ({% if 'Pulling layer' in pull_result.stdout %} True {% else %} False {% endif %}).\nMake sure your variable name does not contain invalid |