why and how a head file is generated from the Interface Definition Language(IDL)
The following code is nsIEventTarget.h, which from firefox source library, but I am curious why and how this head file is generated from nsIEventTarget.idl ?The Interface Definition LanguageA file that...
View ArticleHow to generate valid debug version of JDK9 without "0x00007fffe0dde513 in ??...
This is my previous post:JDK9 Hotspot debug using gdb, causing SIGSEGV Segmentation fault in eclipse/Ubuntu terminalRight now I have a question about Thread 0x7ffff7fc8700 (LWP 74291) "java"...
View ArticleWhich JavaThread in JVM is mutator thread?
The concept of mutator thread is related to Garbage Collection.The basic threading model in Hotspot is a 1:1 mapping between Java threads (an instance of java.lang.Thread) and native operating system...
View ArticleInvocationTargetException/NoClassDefFoundError/ClassNotFoundException when...
I build OpenJDK 9 by myself and run Dacapo Benchmarks on my Linux Server(64-bit, 64 cores, 126GB Memory)(Ubuntu 17.10).I have InvocationTargetException/NoClassDefFoundError/ClassNotFoundException when...
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How does java virtual machine connect user level function to its internal...
How does JVM translate API to its implementation inside JVM?Is it similar to "Linux Kernel syscall" implementation? If so, where are these interfaces? Hope to see the source code.Figure from...
View ArticleHow to monitor JVM and know whether it is a minor GC or major GC for Parallel...
Oracle provides some tools for monitoring.But I cannot use visual tools since I am using a terminal. Also, jstat utility cannot tell whether it is a minor GC or major GC when I use Parallel GC.Is there...
View ArticleAnswer by skytree for Unable to import Pandas Profiling
Try this:!pip install pandas-profiling[notebook]
View ArticleHow to make namenode container in the Hadoop to access to network in the Docker?
I am new to Docker network configure and Hadoop, based on this tutorial Set Up Containerize and Test a Single Hadoop Cluster using Docker and Docker compose, how to configure to make namenode access...
View ArticleCan we use torch.multiprocessing.spawn with wandb sweep hyper-parameter tuning?
Can we use torch.multiprocessing.spawn with wandb.sweep (https://docs.wandb.ai/guides/sweeps).torch.multiprocessing.spawn(func, nprocs=world_size, join=True)I tried but got errors and cannot find...
View ArticleHow to fix linux-tools broken due to interrupt during Ubuntu upgrading from...
I am upgrading Ubuntu upgrading from 16.04 to 18.04 but I mistakenly reboot the machine in the middle. I try to upgrade the system again by following the commands in option 2 in this post.1.1. Update...
View ArticleAnswer by skytree for How to fix linux-tools broken due to interrupt during...
I find the solution from https://askubuntu.com/questions/1062171/dpkg-deb-error-paste-subprocess-was-killed-by-signal-broken-pipe$ sudo dpkg -i --force-overwrite...
View ArticleHow to profile a C++ program and replay its variables? [closed]
birdseye is a Python debugger which records the values of expressions in a function call and lets you easily view them after the function exits.What is a similar tool to replay for C++ programs?
View ArticleHow to build a TensorFlow cluster and let each node can make a connection to...
How to build a TensorFlow cluster and let each node make a connection to any rest of the nodes (1 to N-1)? I check the code and its implementation is server-client with gRPC. Does that mean I should...
View ArticleDistributed Builds by Bazel
How to build a large project by Bazel on two servers to speed up the building process?When you have a large codebase, chains of dependencies can become very deep. Even simple binaries can often depend...
View ArticleWhat is the functionality of master in torch.distributed init_process_group?
I studied the tutorial post about torch.distributed (examples are in the gitHub repository). I see the initialzation isdef init_process(rank, size, fn, backend='gloo'):""" Initialize the distributed...
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QEMU debugging:: Warning:TCG doesn't support requested feature: CPUID.01H:ECX
I want to use QEMU to debug my compiled kernel linux-4.13.4 on Ubuntu 16.04.3 LTSI follow the following steps:1 install qemusudo apt-get install qemu2 run qemuqemu-system-x86_64 -s -S -kernel...
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What is Training step time in machine learning?
In the paper:TensorFlow: A system for large-scale machine learning (Martín Abadi, Paul Barham, Jianmin Chen, Zhifeng Chen...)What does the term "step time" or "training step time" mean? Why not just...
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Answer by skytree for Turn off auto formatting for json files in Visual...
Disable the checkbox to disable the code formattor.
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How to understand RELAXED ORDERING in std::memory_order (C++)
I have read a lot of posts and watched several Youtube videos C++ atomic and memory model (ConCpp 17, 14).When I read the book Concurrency In Action, section 5.3.3, RELAXED ORDERING, I still cannot...
View ArticleAnswer by skytree for Does tensorflow have the function similar to pytorch's...
I am inspired by the above answer.masked_fill ==>def mask_fill_inf(matrix, mask): num = 3.4 * math.pow(10, 38) return (matrix + (-(((mask * num) + num) - num)))
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