in the hadoop environment built by the company, datanode uses the private network ip,. Only the master node has enabled the external network ip, now the data on the HDFS is remotely obtained through Java, and the datanode address returned by master to t...
learned that "conditional pattern base " in FP-growth algorithm refers to the set of prefix paths of a node, but it is puzzling why the name "conditional pattern base " is chosen. What does "conditional model base " mean? ...
< H1 > hadoop startup error < H1 > configuration files are all written and then started [root@master logs]-sharp start-dfs.sh Starting namenodes on [master] Last login: Wed Jul 4 16:30:19 CST 2018 on pts 0 bash v3.2+ is required. Sorry. Starting da...
<html lang="en"> <head> <meta charset="UTF-8"> <title>Title< title> < head> <body> <ul id="box"> <li>xx< li> <li>aa< li> <li>dd...
I used v-if to switch, so I can use transition animation. now the leader asked me to switch to a routing method, resulting in the invalidation of transition animation. How should I deal with this situation? ...
I have the custom attribute data-oddsId in my html Some values of data-oddsId are the same, such as data-oddsId=1 (3-4 are the same) The requirement is that you want to use jq to search for this data-oddsId=1 element and add class to this...