As follows:The production process is very simple is to add a logn icon in the original two-dimensional code image, the code of the comments written in detail, it will not give you a long-windedPackage Com.example.day44_02_qrcodewithlogin;import Java.
Have encountered several times before this problem, think is not too much of a problem, directly to the problem pass off, today to a little sister to solve the problem, but let me scrap a bit of trouble. So write it down on the blog.The detailed
Http://www.tuicool.com/articles/IfEZreToday, when writing a demo, it is found that if you take the image obtained through the camera, direct operation, such as cropping, scaling, the original image will be rotated 90 degrees.At first I felt baffled
1. Background does not executeLoad the library file first: audiotoolbox.frameworkIntroduction of header file: #import "audiotoolbox/audiotoolbox.h" (Warm tip: because it is called Objective-c Note the file name)Opening method:
The project was prepared by the author Wang Yongfei for Beginners.Android Several network connection mode, this project is suitable for beginners to learn network knowledge.Several network request methods are used in the project:(1): HttpClient way
Recently read a book on a face question, the original topic is that there are two increments array A1 A2, A1 memory space is long enough, now requires merging A2 to A1, and requires the least number of moves, we try to interviewThe most efficient
Topic PortalTest instructions: Tell a few rectangles about the area they occupy in a convex polygonAnalysis: Training guide P272, rectangular area long * wide, as long as the calculation of all points, with convex hull and then to find the polygon
1. typedefIn the previous article, when we defined a bool type with a macro definition, we now define the type in a more professional way.typedef int Bool;int main (void){ Bool flag=1; if (flag) { printf ("True"); } Else{printf
iOS Development Uinavigation Series four--Navigation controller UinavigationcontrollerFirst, Introduction In the previous blog, I did you introduce Uinavigationbar,uinavigationitem and Uitoolbar,uinavigationcontroller is the combination of these
Do not know if there is anything else good way, recently in implementing a demand (click Search, then enter search content, show the results of the search, and then click on the search results, in the current page to display the results of the click
Since AppStore prohibits the use of ads to collect Idfa app shelves, friends of the league to provide IDFA version and IDFA version of the two SDK, two SDK on the data does not differ, The collection of IDFA is intended to prevent data fluctuations
For the third party ZXINGOBJC on the internet, the self-perception is a package of the two-dimensional code part of the native avfoundation, roughly looking at the internal realization of ZXINGOBJC similar to the native realization, There are
In development, it is necessary to obtain some information about the current device, which can be obtained through Uidevice,nsbundle,nslocale.UideviceUidevice provides a variety of properties, class functions and status notifications, which can
From the technical manager's point of view, how can be M.F.B. s to make an app"Guide" front-end time, a "from the product manager's point of view, do an app need how much money" article in the online crazy biography, we can see the enthusiasm of
Recently, due to the need to write the same LAN on the Android client and PC to automatically match the communication function of the program, learning and experimenting with the Java multicast and broadcast content, recorded some understanding as
Push Box NABC1) N (need demand)The Push Box is an ancient game from Japan designed to train people's logical thinking skills. The game scene is usually set in a small space in the warehouse, the need to put the box to the designated location. This
Reprint to Http://blog.163.com/china_uv/blog/static/11713726720136931132385/the following issues may occur when you run Android studio when you first install Ubuntu14.5: error ' Cannot run program "/home/uv/ide/adt/sdk/platform-tools/adb": error=2,
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