R0uter's Blog

independently developed iOS：Manage your redemption code

2019 year 3 moon 8 day

Posted byR0uter Exchange of Experience The internet

As iOS developer you，Promo codes must be aware of this thing，That is, we often say that the redemption code。(of course，As perhaps you iOS users also no stranger to this)

this time，We take a look，This seemingly endless redemption code，What are the restrictions in the end。

Validity

Apple background rendering valid redemption code has been a mystery，Although the official statement of 4 week，That is 28 day，But in fact this period if your app update，Then the redemption code will most likely fail[1]。

&nbs[……]

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Swift in the array to re-program

2019 year 3 moon 5 day

Posted byR0uter Swift

When developed using Swift input pocketed，I met a very interesting question -Deduplication。

All to known，Candidate input method in the calculation will always be out there may be a duplicate options (such as code table and have a word in the lexicon，They may be different coding，But the word is the same and the like)，This time you need to re，But while keeping the same order of candidates。

Others solutions

If you go online to find，Then you may find is this：

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extension Array where Element : Hashable {

var unique: [Element] {

return Array(Set(self))

}

source：[……]

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Good office software，Everyone ultimately,。Office 365，You go!

2019 year 3 moon 4 day

Posted byR0uter News

This is what office software，Word processing、Table editing、The famous "ppt" slide，After graduation I almost touched Microsoft no longer tied，Occasionally need to use a text editor is Apple's iWork series (of course, writing papers or something, forget it)，In short，This time I want to soft again，Push Office 365.

In fact, Microsoft's Office suite，It may still use pirated - this is an excellent opportunity to whiten it - cheap enough。

Stakeholders

mine LogInput macOS 2 The Chinese district[……]

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LogInput macOS 2 How is optimized for VoiceOver

2019 year 1 moon 10 day

Posted byR0uter Mac OS Swift

Two years ago，I wrote an article entitled "ios VoiceOver support for visually impaired users"Articles，Inside describes how iOS end of the necessary support for VoiceOver，Then I developed a macOS input terminal pocketed，But unfortunately due macOS own system bug，Third-party input method can not obtain focus VoiceOver (mainly 10.13 And below)，So I will not have too much attention - even until the end of this input method throughout the life cycle failed to achieve V[……]

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and: 1: “…”: invalid command code

2018 year 11 moon 20 day

Posted byR0uter Mac OS

use Linux Friends might be more familiar with the command，It can quickly and text documents in batches to operate in the script，For example a row or alternatively change the specific content ......

macOS Naturally have this command，But one thing is not quite the same，If you execute and -i ，So probably you will get a strange error and: 1: “…”: invalid command code 。

[……]

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DoT DoH addition DNSCrypt，You can also learn more about the DNS encryption scheme

2018 year 10 moon 26 day

Posted byR0uter Mac OS The internet

2018On November 2nd update，One day after switching to DoT，All stubby built-in server running unusually slow，Until daily use is immune to give up ......。

2018On November 1st update，used 5 After days DoH，Since the server is currently offering this service only 1.1.1.1，I was here at this address operators blocked。

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PING 1.1.1.1 (1.1.1.1): 56 data bytes

Request timeout for icmp_seq 0

Request timeout for icmp_seq 1

^C

--- 1.1.1.1 ping statistics ---

3 packets transmitted, 0 packets received, 100.0% packet loss

three years ago[……]

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swift4 urlSession get and post requests network

2018 year 10 moon 21 day

Posted bylucifer Swift

Ado，Directly on the code。

GET：

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// 创建一个会话，这个会话可以复用

let session = URLSession(configuration: .default)

// 设置URL

let url = "http://127.0.0.1/api/"

var UrlRequest = URLRequest(url: URL(string: url)!)

// 创建一个网络任务

let task = session.dataTask(with: UrlRequest) {(data, response, error) in

do {

// 返回的是一个json，将返回的json转成字典r

let r = try JSONSerialization.jsonObject(with: data!, options: []) as! NSDictionary

print(r)

} catch {

// 如果连接失败就...

print("无法连接到服务器")

return

}

// 运行此任务

task.resume()

POST：

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// 这个session可以使用刚才创建的。

let session = URLSession(configuration: .default)

// 设置URL

let url = "http://127.0.0.1/api/"

var request = URLRequest(url: URL(string: url)!)

request.setValue("application/x-www-form-urlencoded", forHTTPHeaderField: "Content-Type")

request.httpMethod = "POST"

// 设置要post的内容，字典格式

let postData = ["email":"user@xxx.com","password":"123456"]

let postString = postData.compactMap({ (key, value) -> String in

return "\(key)=\(value)"

}).joined(separator: "&")

request.httpBody = postString.data(using: .utf8)

// 后面不解释了，和GET的注释一样

let task = session.dataTask(with: request) {(data, response, error) in

do {

let r = try JSONSerialization.jsonObject(with: data!, options: JSONSerialization.ReadingOptions.mutableContainers) as! NSDictionary

print(r)

} catch {

print("无法连接到服务器")

return

}

task.resume()

[……]

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Four small rocket Shadowrocket Advanced Configuration

2018 year 10 moon 8 day

Posted byR0uter Exchange of Experience

Using small rocket for a long time，Many of my friends say，Small rocket Shadowrocket Unstable，Old out of their own background，I would say this is how I use it。

Previous iOS does not support this type of VPN applications，Every time over the wall on iOS，We are a people thing painstaking。Later Surge appeared ...... my first time to buy，of course，Later, Lower shelf Surge，I also completely change the Apple ID of the United States District，I would not buy another copy Surge，Instead bought relatively cheap Shado[……]

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How to use dictionary types as generic constraints in Swift

2018 year 9 moon 24 day

Posted byR0uter Swift

Today, the group participants Someone made such a problem，Why use the characteristic dictionary type as a generic type constraint，It will inevitably error?

1	inheritance from non-protocol, non-class type 'Dictionary<String, Any>'

Obviously，He said very clearly，"You can not be from a non-agreement、Non-type class inheritance. "。Obviously，The dictionary is a generic structure...

Then the solution is also very clear ideas，Creating a class to decorate a dictionary might be a good choice but too much trouble，Then start from the agreement。

Conditional agreement to follow

We can give the dictionary[……]

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