iOS platform SQLite Performance Optimization

Swift

Start

In the ios platform，Permanent storage of data so few，比如说 coredata，For example realm，There are several options of nosql，But unfortunately，Several programs to support functions are still too few nosql，So let their selection is very sad - after all,，If it is a simple application of the words，It is not as good as other programs to facilitate quick - although the trend is nosql。

This time we talk about another common storage solutions --sqlite，This is very powerful stuff，It is a realization by c[……]

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How to customize pocketed input method?

R0uter Input Tool

How to customize pocketed input method?

In pocketed input method，I provides powerful customization features for you。Whether it is simply one kind of new programs Shuangpin，Or import a five-stroke input method code table，It can be completed。

First of all，We start with the concept

Key mapping scheme

Pocketed input method to use it to generate the corresponding mapping scheme，Such as smart abc、For example, the natural code, etc.。Button mapping program has two files，Such as "smart ABC.plist" then we would have a corresponding "intelligent ABC_rev.plist"，The latter is not necessary，But if you want to open "button[……]

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Being Chinese Wikipedia corpus

Python Big Data

Recently doing input method thesaurus，Implement new sentence input model，（Based on input model sentence the word I would talk back before），The new model is based on the input sentence HMM (I.e.Hidden Markov Models) To do，Of course，Due to limited funds, I personally equipment，Only the second order matrix。But even so，Model still need training。

Of course，Not to say that with the novels and to train bad，Just difficult to find businesses related fiction，after all，Area they cover too single，This is not really a high quality corpus。Speaking of high-quality，It is naturally non-Wiki[……]

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Memory Problems swift hurricane

Swift

Swift language development in the use of time，Many of my friends will be baffling problem encountered memory full，Obviously there ARC ，Obviously the release of memory，But still let the program memory footprint with circulation soared。

There is not really a memory leak occurs，This is actually ARC A mechanism：In each of the main Runloop At the end of the clean-up。That is，It has a caching mechanism necessary - after all,，Who can guarantee real-time release, then you do not want to stay local variables to subsequent code to use it?

But apparently，This will[……]

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SourceKitService take up a lot of memory and CPU solutions

Swift

Swift performed using Xcode development software language when，Many people in the latter part of the project will encounter such a problem，If that diagram as：SourceKitService Take up a lot of CPU and memory，Or even directly cause the system stuck。

Then，This in the end is how it all about? StuckOverflow of the vote on the answer is to say：

Find SourceKitService double-click it in the Activity Monitor，It opens the directory to see which，To delete the cache and strong[……]

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How to learn the natural code secondary code?

Exchange of Experience R0uter Input Tool

Natural Code is a relatively old program of Larry，How old? Old now many users do not know that it is a set of secondary code scheme。

Natural code secondary code can not be called barcode，It is called the secondary code，Because this program is designed as an auxiliary or，So it can not be done as a very low rate of weight like calf auxiliary code - but with the sound of words，It is still very efficient use。

Why even so it also said it entered efficient? Because it is the beginning of the design to assist，This directly determines that this program is very easy to accept and learn! How easy is it? just the side[……]

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Let go SSH proxy server connection

Mac OS The internet

Many network operation and maintenance、Or owners need to manage the server via ssh、vps，If you do not happen to，Separated by a wall between you and the server GFW，Then since GFW will analyze ssh packets，Result was slightly slower network will allow the command to card one minute。

GFW is now fully capable of analyzing traffic characteristics ssh，To determine whether you are really using the ssh server configuration，Or use it as a proxy to browse the web。

If there is any good way to get ssh like browsers as specified over the wall like。

Actually，Really have[……]

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Swift uses InputMethodKit to write an input method

Mac OS Swift

How to write an input method on iOS? This question has been answered a lot of people over。You can easily find a detailed tutorial by Google。but，On macOS write an input method is not so simple。

Ok，Strictly speaking，I mean use Swift to write a input method is difficult on macOS。The main reason is that no one has ever done this thing 。

Current data can be acquired，In addition to Apple's official API description (of no use)，And the official demo (very detailed but outdated，and[……]

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Swift 3 GCD

Swift

Xcode 8 Official version has been released，I want the first time my project to the Swift 3 --After all, this is a trend。

During the migration process, I encountered a lot of problems--such as Xcode provides automated migration tool is not working，I've been waiting for more than two hours，after that I give up，I chose to manually migrate--after all,，Xcode's auto-correction is also very good。

However--in the process of migrating，Xcode has been in the "Indexing"，Nor how full function may be due Swi ......[……]

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