The following is a merge sort algorithm implemented in Java, referencing Algorithms Unlocked by Thomas H. Cormen
I read some blogs from other CSDN bloggers, and I think some details can be optimized, such as avoiding overflow due to too long array length, and using mid = low + (high - low) / 2 for mid
For example, instead of creating a (high ...
Posted by Loran on Fri, 10 Jul 2020 08:37:44 -0700
1. Add ppa source
sudo add-apt-repository ppa:openjdk-r/ppa
2. Upgrade system apt-get source
sudo apt-get update
3. Install jdk8
Elasticsearch was developed in practical java, so JVM is required to run, so we need to install jdk
sudo apt-get install oracle-java8-installer
4. Check jdk
Execute the follow ...
Posted by KenGR on Thu, 09 Jul 2020 08:06:18 -0700
Call of kotlin data class
Call of object simple profit mode class in Kotlin
Calling file class in Kotlin
Flexible transfer of parameters by calling jvm annotation
String string null call
Call of kotlin data class
* age Member annotations cannot have get and ...
Posted by denoteone on Wed, 08 Jul 2020 09:03:14 -0700
A set of code for remotely accessing ssh has been developed. Recently, there is a need for a jumper to access the target service.After searching the web for half a day, I didn't find a good example, so I browsed the API of JSCH myself.But look in the clouds.Imagine if port forwarding works by mapping the target node ip:port to localhost:port an ...
Posted by Spoiler on Sun, 05 Jul 2020 08:04:33 -0700
A red-black tree is a binary balanced lookup tree in which each node has a storage bit to represent the color of the node, either RED or BLACK.Red-black trees have the following properties:
(1) Each node is red or black
(2) The root node is black
(3) If a node is red, both of its sons are black
(4) For each node, all paths from that node to its ...
Posted by Tiigeress on Sun, 05 Jul 2020 07:56:59 -0700
Select a Map collection to hold the number (key) and name (value) of students with numbers from 1 to 15.*Student numbers are represented as strings and entered in a random order in the Map collection.* The elements in the Map collection are then printed in order of the number from largest to smallest.*You need to customize the Comparator of the ...
Posted by joebWI on Fri, 03 Jul 2020 09:25:27 -0700
go Federation Official Website Register an account to create an application (the application name matches the project name), a detailed step you can refer to Friends QQ Login Skipping this time,
Import jar package
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
Posted by loki1664 on Fri, 03 Jul 2020 08:12:09 -0700
Jquery selector requires two backslashes to escape special characters when fetching elements
For example: var orgName=$("#whir$t3198_f4972").val();
A minor question:
<div style="WIDTH: 100%" id="whir$t3198-whir$t3198_f4972">
<div class="cls-ui cls-ui-ui207 cls-ui-readonly cls-ui-1003131 ...
Posted by r3dn3ck on Thu, 02 Jul 2020 07:43:25 -0700
What is cross-domain?
Cross-domain means that html access addresses and interface addresses are in different domains. As long as one of the domain names, protocols, and ports is satisfied, cross-domain means cross-domain.
Why not cross-domain?
Because of security issues, such as when a user visits a bank website, ...
Posted by cshinteractive on Thu, 02 Jul 2020 07:35:54 -0700
Add group groupadd www
Add user WWW: useradd - G www under www group
Modify configuration file nginx.conf :
user www www;
#Set the default type to binary stream
#Specify the hea ...
Posted by ftrudeau on Wed, 01 Jul 2020 08:01:07 -0700