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class Trie | |
attr_accessor :word, :trie | |
def initialize | |
@trie = {} | |
@word = false | |
end | |
def <<(string) | |
node = string.each_char.inject(self) { |node, char| node.trie[char] ||= Trie.new } |
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Enhanced NGINX logstash parser: | |
NGINX log format: | |
log_format enhanced '$remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent $request_length "$http_referer" "$http_user_agent" $request_time $upstream_response_time'; | |
access_log /var/log/nginx/access.log enhanced; | |
error_log /var/log/nginx/error.log; | |
logstash pattern (/opt/logstash/pattern/nginx): |
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import java.time.Duration; | |
import java.util.List; | |
import java.util.concurrent.locks.ReentrantLock; | |
import java.util.stream.IntStream; | |
import java.util.stream.Stream; | |
/** | |
* Demonstrate potential for deadlock on a {@link ReentrantLock} when there is both a synchronized and | |
* non-synchronized path to that lock, which can allow a virtual thread to hold the lock, but | |
* other pinned waiters to consume all the available workers. |