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Category: OS

Operating System (Operating System, referred to as OS) is a computer program that manages and controls computer hardware and software resources. It is the most basic system software that runs directly on the “bare metal”. Any other software must be supported by the operating system to run .

Unable to install RSTUDIO on CentOS 6.4

I am trying to install RStudio on Centos 6.4 using the installed R version.

I am getting the following error:

error: Failed dependencies:
libcrypto.so.6()(64bit) is needed by rstudio-se

October 15, 2021By Simo Centos 6.4, centos, install, Rstudio, UnableLeave a Comment

[Data Structure] [Status Compression] Brush

Nothing else, I just want to remember those functions by myself

1>floyd+bitset optimization

#include
#include #include
using namespace std;
int n;
const int N=2003;
char s

October 15, 2021By Simo Data Structure Brush, Data Structure, questions, state compressionLeave a Comment

How to set character encoding in PostScript?

The goal is to make this line work:

(árvíztűrő tükörfúrógép,ÁRVÍZTŰRŐ TÜKÖRFÚRÓGÉP) show < p>All these characters are in the CE encoding vector.

These links may help to find the answer:

October 15, 2021By Simo Character character, code, How to, POSTScript, settingLeave a Comment

FireWallD firewall advanced configuration – (actual combat !!)

Experimental topology map Experimental requirements 1. Intranet users of the company need to share the Internet through the gateway server
2. Internet users need to access the web server
3. O

October 15, 2021By Simo Centos actual combat, advanced, articles, configuration, Firewall, FireWalldLeave a Comment

[Data Structure] – Time Complexity and Space Complexity

Before reading this article, it is recommended that you first read [Data Structure]-Macro Understanding, and have a Macro understanding. We usetime complexity and space complexity to analyze the al

October 15, 2021By Simo Data Structure complexity, Data Structure, space, timeLeave a Comment

Handling the number of characters with vaginal symbols in R

I am trying to use characters with diacritics to get the number of characters in a string, but I cannot get the correct result.

< /p> > x <- "n̥ala" > nchar(x)
[1] 5 What I want is 4, because

October 15, 2021By Simo Character character, Moisture, Number, Processing, symbolLeave a Comment

SYMFONY – TWIG UTF-8 encoding of raw content

The controller passes the array to the branch template. The array contains the correct UTF-8 encoded strings. I can check this with var_dump($theArray) in the controller. All strings Are displayed

October 15, 2021By Simo Character Content, encoding, original, Symfony, twig, UTFLeave a Comment

[Data Structure] Tree and Binary Tree

Tree

Tree is a typical nonlinear data structure, It can be well applied to data collections that describe branching and hierarchical characteristics. It is a limited collection T composed of

October 15, 2021By Simo Data Structure binary tree, Data Structure, TreeLeave a Comment

Is there a fixed size of Latin characters in the South Korea Hangul Unicode?

Many Japanese fonts have special fixed-width variants of standard ASCII Latin characters. The width is half the font standard fixed width of Kanji/Kana characters. This allows you to simply use eac

October 15, 2021By Simo CharacterLeave a Comment

[Data Structure] Pile-based priority queue

#include #include #include#include using namespace std ;templatestruct Big{ bool operator()(const T& l,const T& r) {return l>r; }};templatestruct Less{ bool operator()(const T& l,const T& r) {retur

October 15, 2021By Simo Data Structure Based on, Data Structure, heap, priority, queueLeave a Comment

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