WP Smush automatic image lossless compression

Wordpress

You must have heard of the picture compression technology，Otherwise you will not care about this issue。Yes，Saying about a picture is worth a thousand words，How to write a blog with pictures can not do? but，Once the distribution map，It will definitely increase the traffic load on a single page - which delayed the loading time from the side of your page。

In today's blog mostly independent "Liuyang"in the case of，Load flow more 1KB，You may have to allow your browser to turn on a half-day chrysanthemum。Many of my friends have turned cdn mode，However, the attendant is various caching and synchronization pain (shall I put it? I actually seven cattle delete the old files you want to sync Xinwen[……]

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On the forward proxy reverse proxy transparent proxy

Exchange of Experience The internet

Generally, we Internet，It is to plug the Internet cable，Dial need at most。However, in the enterprise network application environment may have more complex，This is a general home network can not understand。so，Acting this feature came into being。

Agent name suggests is your place to visit you can not access resources。

Defined on Wikipedia is this：

Agent (English：Proxy），Also known as the Network Agent，It is a special network services，Allows a network terminal (typically client) through this service with another network terminal (typically a server) non-direct connection。Some network[……]

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Seven reasons to switch from Gmail to iCloud

Mac OS Exchange of Experience

Unknowingly，From that day to sign up for Gmail，Six or seven years now been the scene。Vaguely remember that time not yet Google+；Then there is Google Reader。

Later, my friend bought a G1，Then I put my generous to his Gmail account to use the address book。

after that，This account has returned to my hands，I used along with a two Android phones a BlackBerry ......

At all events，until2014 On December 26，It got also[……]

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How to improve the efficiency of learning ?

Exchange of Experience

Sure someone will ask to see the title，Such themes are written，Baidu search a lot，The author is not never used the Internet，Or he certainly forgot to take medicine today。

We do not worry，Look me explain。

Now the Internet search about "how to improve learning efficiency."，Some provisions mostly get myself in the morning，How long learning，Some noon meal….and many more。

We found no，This is just a day's rest consider themselves successful table。So there will not follow this schedule table，Forced conversions lifestyle，Resulting in that they can not adhere to the three days will return to their previous lives[……]

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ShadowSocks build servers on vps

Linux The internet

demand

now，With gfw upgrade we need more and more scientific grounds Internet，But the most common VPN speed is getting slower and slower because of interference，For now，SS is a good alternative to。Now that you have your own vps，You may wish to use it to give yourself easily build a server SS。

installation

Since the routing system is Ubuntu vps，I also use the command to do demonstrations on Ubuntu，But other similar basic system：

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When SSH encounters "Write failed: Broken pipe”

Linux The internet

When the management server using SSH，If you are a long time without having to log on，Then it is likely that awaits you is

"Write failed: Broken pipe”

Cause the cause of this error is the result of SSH link has been idle too long，so，SSH we need to change the default configuration to have it automatically turn off link。

In the SSH configuration，There are two commands to do this function，They are:

These two commands[……]

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What is VPN?

Exchange of Experience The internet

Before routing wrote aboutHow to quickly build pptp VPN based on vpsArticles，But it seems there are still many people do not know exactly what that VPN，Then this article I am 818 devoted to the VPN in the end is what!

Speaking VPN，We still want to talk about the 1990s，Then this concept can not VPN，Companies to the Internet，To purchase a dedicated line (Line relate to the content we do not talk，Just know this thing called a dedicated line，And the old expensive)。Then the company opened a branch，To contact between the two companies，We must use the Internet[……]

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On Ubuntu vps and other OS's seven-step build pptp protocol VPN

Linux The internet

After getting a vps you may need to get a stable environment as soon as possible scientific，Method uses "earth move" and is a good choice (VPN)

Of course，Now we know everything Policy，GFW has now started to begin to interfere with VPN，So this is not based VPN pptp protocol of a long-term approach (which is a bit l2tp goods relative speed is faster in terms of speed)。

All right，In short，Pptp-based VPN configuration simple，Run Fast，Let's get it every minute：

1、Updating System

Standard procedures，First use the command to update your repositories[……]

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After purchasing a VPS you should spare security measures

Linux Mac OS The internet

2018On April 13 update，Add a link fail2ban Advanced Configuration Tutorial，Updated command。

Gerber drop-off site-wide migration to wills，As long as 15 yuan per month minimum，Support me consider myInvitation coderegistered，Gave $10 (Together 60 Multi-block RMB) discount! 😚

Recently purchased a vps route to learn ...... Yes! You read right! I used to really serious about learning!

=。=

In short，After the purchase of a vps，You always need some basic homework[……]

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