Why UNIX systems, such as the hidden directory to point at the beginning?

Linux Mac OS

we all know，exist Windows Hidden folders are invisible，They some system files，While others arevirus。If you have to display words，After warning system，You can be in the form of semi-transparent folder to see this folder，Systems in order to identify a folder is hidden，It has a "-s"Properties，Protected by the system。

So a lot of people are new to Linux、OSX，I will not get used，Because these operating systems are hidden filesBeginning with pointTo mark the，The names of these directories can not be used even under Windows[……]

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Swift as how to receive the inlet parameters like C language?

Swift

 

We all know that in the Swift language which is no longer the main function，You may understand C language or Java language students arrived at this point of deep discomfort。In short，Instead main.swift。

Swift language in which，The compiler does not go looking for main function as a program entry，But this "main.swift" file，According to the official explanation view，This one[……]

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OSX 10.11 EI Capitan running Java SE 8

Java Mac OS

A few days ago，Latest session of WWDC Conference for us EL Capitan 10.11 latest OSX system，The first time I installed a developer preview。Without him，Netizens have said very little bug is the forums。Looking back to the year，When upgrading from 10.9 and 10.10，Even in beta stage，Is still flying bug!

But this does very little bug，Some do not even find innocuous，Really astonishing!

but，I am afraid that these bug inside[……]

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GoAgentX PAC failure solutions

Mac OS

If you have previously installed a GoagentX ，Then uninstall the，Then reinstall，Maybe you will find that even opened the PAC model，Also ran "global" status。

This，On ip138 can validate。

I try to use my own generated a variety of PAC，Results simply can't even get on the net😅

Then just see a message，They are resolved：

"On the GoagentX configuration page restoring factory configuration"

Turns out，Really good![……]

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Let Xcode using Solarized Dark color theme

Swift

Looks like this topic has been very fire Solarized，This is a terminal text color color scheme，Very nice，There are two kinds of light and shade，but，According to my own guess，Some more than it should be dark ......

Click below to jump to the official website。⬇️

Because the terminal is generally a little good-looking black😜

In short，The color theme for many terminals provides configuration files can be imported directly into，For example, the terminal comes osx，There iterm etc.。Later, some people think，If you are using IDE programming development time，Generation.[……]

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Talk about MVC and software development of SoC

ASP.NET Java Swift Programming Development

No matter what language you are learning，Will probably encounter a called MVC concept，It is a program development model，"Isolation and show" as the core，In the hierarchical framework has a great influence。

MVC Is a shorthand，Three uppercase letters corresponding to Model View and Controller 。

Now we create a application software，In many cases have to use GUI graphical interface，But also using the CLI Command Line Interface，In addition to，Sometimes even have to cope with the situation both use。[……]

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Swift Int Float Double String type convert

Swift

In the C language which，To convert type does not seem to how difficult，The learning Swift when there is confusion。

Which of them seem to remember spoken tutorial，But remember，This has found，On record：

To convert to Double Int or Float ，It is as follows

To convert Int，It is as follows：
[cr[……]

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Direct application in Xcode preview UI

Swift

Do app using Xcode application development time，UI interface design what application is commonplace，But every time and then run the simulator to view the output of a very troublesome thing，Especially when you need to modify many elements、And the need to fit a variety of screen sizes with the time - after all,，Now iPhone product line is no longer so a single。

so，Breath simulator to run three or four kind of thing I'm afraid it was only able to give you out。

In fact，Xcode is not did not give us a more convenient option - the story[……]

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What is a programming language?

Swift

Since you want to learn programming，Then we should at least know their own learning is what it okay?

Speaking of programming，In fact, the earliest still have to catch up with our big brother Alan Turing God go。At that time Turing invented Turing machine - this thing is very fast hardware，Finish all had easily shortened to two years of World War II where we do not start speaking up，We say that the main，The Turing Machine，Basically it is the first computer!

of course，Textbooks do not say that von Neumann computer is the father of it? Ok，I will not tell you they stir the base to the course ......，Well that is hooked up[……]

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