• Summary of IOS crash file analysis methods


    Method one: symbolic crash 1. Find symbolic crash Different Xcode versions of symbolicatecrash have different directories find /Applications/Xcode.app -name symbolicatecrash -type f 2. Create a crash folder mkdir crash 3. Copy crash file, symbolic crash and dsym to the same directory 4. Export Designer_ Dir environment variable export DEVELOPER_DIR=”/Applications/XCode.app/Contents/Developer” If this line is not executed, […]

  • C language — circular structure 2 (basic part 6)


    I haven’t written a blog for a long time. Recently, the project has been basically completed, and my daily study needs to be put on the agenda. Although there is no hope in the future, I’d better move forward with my head down… Don’t go into the topic. Dead cycle Soft crash:CPUoccupy100%, dual core50%The machine […]

  • 003_ Linux command summary


    003_ Linux command summary 0th 1th firewall Firewall CMD command firewall-cmd –list-ports firewall-cmd –add-port=9092/tcp –permanent –The permanent parameter must be added man firewall-cmd After opening a port number, you must reload it with reload, otherwise it will not take effect firewall-cmd –reload firewall-cmd –remove-port=9092/tcp Close the port 2th netstat -lnpt Ports 2181 and 9092 are […]

  • The cause and solution of the computer’s breakdown after the computer starts


    Failure cause analysis: If there is no problem with the keyboard, it may be that the computer is poisoned. If there is such a problem, do not rush to re install the system, we can try to use the following method to see if it can be solved. resolvent: 1. If the calculator is opened […]

  • View the instance of how to locate and deal with the crash information of IOS launched apps


    The complete app can only be put on the shelf after many rounds of testing, but no developer can guarantee that there will be no problems. If there is a crash in the launched app, it is particularly important for developers to view the location of crash information and the corresponding processing method. Here are […]

  • IOS 13 once crash location – released nsurl.host


    Every year’s IOS upgrade will bring some adaptation work to developers, and some normal code may crash. This article discusses the problems of memory management of core foundation objects on IOS 13. 1. problem On the IOS 13 beta version, there is a necessary crash in hand Taobao: Thread 0 name: Dispatch queue: com.apple.main-thread Thread […]

  • Keyboard, static library, animation and crash location of IOS Development Notes


    Preface This paper mainly shares the problems encountered in the development and some related thoughts. Let’s share it with friends in need for reference and study. Let’s have a look at the detailed introduction. IOS 11 keyboard problems Functional background: When the keyboard pops up, if there is an input box, the position of the […]

  • Launch crash of IOS monitoring notes


    Preface Compared with the normal crash problem, the loss caused by starting crash is much greater. Normally, if there is a strong enough build release system, most of the time, problems can be found and fixed in time before the version goes online, but there is still a small probability of online accidents. Starting crash […]

  • How to solve the problem that the computer can’t be turned on or crashed suddenly?


    A few days ago, Xiaobian made a surprise investigation in the office: under what circumstances are computers going to be crazy? It turned out to be a surprise. It wasn’t that the computer couldn’t turn on, or that it suddenly died. Everyone voted for the computer in the “half dead” state is the most maddening! […]

  • Update and push of win10 RS4 quick preview 17134: solve blue screen crash


    April 17 news this morning, Microsoft pushed the system update of windows 10 Redstone 4 quick preview 17134. This update also confirms the previous rumors that windows 10 creators encountered blocking bugs when updating the spring version, which led to Microsoft abandoning windows 10 build 17133 as RTM, while windows 10 build 17134 will become […]

  • Crash Friendly Processing of Program Exceptions in iOS


    Preface Two days ago, I received an interview. The interviewer asked how the app on line could avoid flipping. The first thing he thought about was to make all kinds of fault tolerance while coding, but it didn’t seem to be the answer the interviewer wanted, so he behaved badly. I’ll sort it out when […]

  • Teacher Fuk, the Great Detective: The Phantom Crash Mystery


    The infrastructure of the idle fish Flutter technology has basically stabilized, and just as we are ready to breathe a sigh of relief, a Crash has suddenly hit our stability defense line! The idle fish technology quickly set up a detective team to carry out the suspect investigation, and the manager finally brought it to […]