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The Latest Ubuntu Linux : How-to

The Latest Ubuntu Linux : How-to Linux is an operating system that was developed back in the 1990s and has evolved a great deal since then. It used to be for a niche audience but now it is available to anyone and can be used for a great deal of things including playing your favorite online games and slots at these top ranked s

How to get into Google News Without Really Trying

Google News is only relevant if you own a news-based website. Even then, it’s only important for certain categories (the ones found in the left navigation on But if you have a news-driven site or even a news section on your site in one of those coverage areas, Google News, which is Google’s auto-cur

How To Structure Your Website Properly

Site structure is one of the hardest SEO techniques to master and one that can sink your site from the beginning. This is not because there are certain complex coding steps involved, but because site structure is just another term for user experience. If you use Wordpress, Drupal, Joomla, or any other content management system,

Does Social Media Impact Website Ranking?

A hotly debated topic for all SEO experts is whether or not Google uses social sharing as a factor for its results. And there really is no definitive answer that anyone can draw from, in other words, no one from Google is talking. It’s been our experience though that yes, social sharing does play a factor. To a point.

The data structure of nginx important

struct ngx_module_s { //Ctx_index is the module counter classification, the nginx module can be divided into four types: core, event, HTTP and //mail, Each module will each count, the ctx_index is each module numerical in its class group ngx_uint_t ctx_index; //Index is a module counter,

Centos6.4 nginx startup error

The following error occurred when nginx starts error while loading shared libraries: cannot open shared object file: No such file or directory Input LDD $(which /usr/local/nginx/sbin/nginx) Get => (0x00007fff48ff0000) => /lib64/ (0×0000003065800000) lib

The Linux kernel sendfile analysis

In the Apache, nginx, lighttpd, web server, there is a sendfile related configuration, in some online information has said sendfile will improve the file transmission performance, what exactly is the sendfile? It's principle and how it? In the traditional file transfer (read/write), which in fact is more complex, need to go through

In win7 to add nginx to the system variables caused the tragedy

Start nginx, If you do not specify a configuration file, Then nginx will automatically to your current directory to the config/nginx.conf configuration file, You configure the system variable nginx, So you can use the nginx command in any place, When you are in the directory without config/nginx.conf, It can't find a configuration file

Linux installation and configuration of Nginx (Ubuntu)

Nginx is a high performance HTTP and reverse proxy server, its performance with Apache. Now to install Nginx on Linux! 1 installation 2 after the installation is completed, the directory structure for: In the configuration file/etc/nginx The program file at/usr/sbin/nginx The log file in/var/log/nginx The startup script

Latest Questions

C# multi-threaded write file problem (new)

Posted on 02/12/2019

So I encountered a problem: for example I have 5 threads if you also write files that have different names, is certainly no problem, but if there are 2 name may be wrong, that file is being accessed. How do I realize: thread A is writing a file of the same name, another B thread JOIN wait, while the other will not write a file

operator overloading (new)

Posted on 02/11/2019

    Make a class fraction () with a numerator and a denominator. Create a constructor and overload some operators so that the code below can run on  int main(){ Fraction f1(1,2); Fraction f2(2,9); Fraction f3(2,4); if(f1 < f2){ cout << f1 << "

Shameless outreach email asking for a backlink (new)

Posted on 02/08/2019

Hi NAME... just kidding :)   Hello there   I’m Alex from Guru99 and I wrote the   As you've probably guessed, I’m going to beg for a backlink in this email :D   What do I want from you?

How to get the focus Word document? (new)

Posted on 01/30/2019

Questions such as: create an word document with the office viewer ocx control in Delphi programming, methods are as follows:  var wordapp:variant; begin office1.createnew('Word.Document'); end; The focus on Delphi new application in the word document, The cursor inside flicker, At this time, Then Microsoft w

Android Source Code (new)

Posted on 01/29/2019

Hi , i need the source code of Android ListView A-Z letter sorting and filtering the search function. in this url you have given only class files   

Excel into SQL Server, type conversion (new)

Posted on 01/29/2019

Server SQL Server Excel data type conversion to ask you:  I use SQL Server task, is that the data from the Excel into the SQL Server table in the database. Said in the database has been built, each field is also the good.  And then I found in the process of pilot data,: Excel data types from the Float canno

How to optimize php+mysql tens of millions of data fuzzy query query speed is im (new)

Posted on 01/28/2019

A recent project, Win2003 apache+php+mysql configuration environment, because the project is the traffic management, data storage capacity is large, the table is millions of less, a long time will have tens of millions of records.  Now the part of query optimization, query the like fuzzy query corresponding time segment query

Ebtables tagged VLAN redirection problem (new)

Posted on 01/24/2019

When the data contains the VLAN tag package, two layer protocol is rewritten to 8100. The ebtables part of the -p protocol has been changed to 802_1Q. how to use the three layer protocol dividing data packets at orientation.?  How is the ebtables configuration in the VLAN configuration behind the protocol name.  Beg an

Hello. I have a question. (new)

Posted on 01/12/2019

Hi, I'm a developer from south korea. My reason for writing is for translating your a post "The story behind printf" (*   so, if you don't mind, I will translate the post. I am looking