More than once, we all had the idea of trying to find out what was going on in the bottom of a running program. This need may be due to slow service, Java Virtual Machine (JVM) crashes, hangs, deadlocks, frequent JVM pauses, sudden or persistent high CPU usage, and even terrible memory overflows (oome). The good news is that there are a number of tools available to help you get the different parameters of the Java Virtual machine running, which will help you understand its internal situation and
running time, the JasperSoft tool can optimize Red Hat Enterprise Linux servers. With High Availability Information, the system administrator can manage a larger user base.
In July December 9, JasperSoft released Business Intelligence kit version 3.1, which enhanced the plotting and visualization functions.
Developers can use the plotting function to create a chart in the displayed data to reflect the metrics that Linux administrators are most intere
Editor
· Marble-[QuickStart]-Virtual Earth
· Open CPN-[QuickStart]-Chart navigation
· Open Street Map Tool Group-[QuickStart]-open street Map related tools
· Viking-[QuickStart]-GPS data editing and analysis
Space Tools
Spatial Information Analysis System
· Geokettle-[QuickStart]-Spatial Information Database integrati
Install the Bugzilla-open source Bug management tool-general Linux technology-Linux technology and application information in Linux. For more information, see the following. 1. Install a Database Engine
Mysql> grant all privileges on *. * to bugs @ '%' identified by 'bugs '; // create a bugs user and grant the root permission to the bugs user, after creating a user, you can use Mysql-Front in windows to con
Easy-to-use. NET free open-source RabbitMQ operation component EasyNetQ resolution, rabbitmqeasynetq
For most of the current. NET projects, the technology stacks are almost the same. It is estimated that the development projects are seldom used for controls. After all, there are a lot of problems. Pair. NET project. Currently, the architecture ASP. net mvc, ASP. NET WebAPI, ORM (more Dapper. (. NET built-in
Recently, we are popular to open up the project, I also come to play. Just open source company project is not good, brother had to from the company project experience another set of practice open source to everyone.This project can do a simple team task system (do some simpl
Programming | link | link reverse link (referrers) system can display the reverse link very well, at present the newest source (referer) that displays on many sites is using Stephen's referrer statistic system, such as Booso reverse link (referrers) Statistical system, there is also a Zhu Zhunwei of the Reverse Link Statistics Service does not know that it is not his own implementation.
In short, the Internet to provide these backlinks (referrers) sys
Apple's official Swift document "The Swift programming Language"
Apple Developer Swift documentation and introduction
Swift's Chinese document "Apple Swift programming Language Primer" Chinese version Apple official Swift Tutorial (GitHub collaboration translator)
Apple Swift programming language Getting Started Tutorial
Swift Language Overview Chinese version
Swift English document version markdown
Swift Development Video Tutorial "Getting Started"
Letsswift com
/tapkulibrarytap + haiku = Tapku, a well-designed open-source iOS frameworkHttps://github.com/xmartlabs/XLFormXLForm is the most flexible and powerful iOS library to create dynamic table view forms. Fully compatible with Swift and obj-c.Https://github.com/yoavlt/LiquidFloatingActionButton liquid material Design floating operation buttonHttps://github.com/cwRichardKim/RKNotificationHub do any uiview with a f
I will introduce several open-source. net interface controls that I think are good at. I don't know if anyone has introduced them.
Dockpanel suite: this control is used to develop interfaces similar to vs.net and # develop.Web: http://sourceforge.net/projects/dockpanelsuite/
Zedgraph: a two-dimensional Chart Drawing control that can draw most of the Excel Cha
Introduction to the Andbase Development framework: Andbase is an open source class library product tailored for Android developers, where you can get the latest code, demo samples and development documentation.: http://download.csdn.net/detail/menglele1314/8786989What can andbase do?The 1.andbase includes a large number of development often used means.such as network download, multi-threading and thread poo
First look at the effect chart:
Here is the use of Pulltorefreshgridview, and the previous Pulltorefreshlistview method is the same, because the open source project is very good modularity, so it is easy to implement. It's equivalent to saying that we can do this by using the controls before, regardless of other issues.
Ideas:
1. Write the layout file, put t
[Switch] Silverlight Open-Source Workflow designer and silverlight Workflow
Statement
This workflow is a self-designed passive data trigger mode workflow. There are no existing workflow design standards (such as WFMC or WSFL) or interface specifications that are universal with other workflows. Here, more is the author's idea of using workflows and the practicality of workflows in daily office work. Therefor
initialization time. This greatly optimizes the start-up time of the QT quick instance.Best performance: When loading time is longer, the performance of different platforms varies greatly. So in some platforms, dynamic code generation, such as iOS and WINRT, is banned.Improved security: Because QML are compiled into binary, they can prevent reverse engineering.There should still be static compilation, the official service.The QT Enterprise Edition is summarized as follows:Complete, powerful fea
[Open Source summer camp] [4] Docker remote API image, dockerremoteList Images
List images. There are two optional parameters: all, filter, and all. The optional values are 0, False, false, and 1, True, and true. The default value is 0; filter is a json file containing a filter object, in the form of '{"dangling": ["true"]}'
GET /images/json
We can try to request
curl -s -XGET theegg.me/docker/images/js
Management package Library
Framework class
Asyncdisplaykit: Provides highly fluid switching and more responsive response to the interface
Cartography: Code-level-based automatic layout wrapper framework
Mmwormhole:ios communication framework for extended and hosted applications
Networkobjects: Lightweight version Httpserver framework, cross-platform solution
Sample Project
Ltmorphinglabel: Tezain text floats into the floating effect
aexml: Simple and
the budget.
What is R, and what is its purpose?
140 explanation of the character
R is an open source implementation of S, which is a programming environment for data analysis and graphics.
As a programming language, R is similar to many other languages. Anyone who has written code will find a lot of familiar things in R. The particularity of R is the statistical philosophy it supports.
A statistical r
Echarts's extensive web site:Http://echarts.baidu.com/doc/example.html0 programming to play the chart:http://tushuo.baidu.com/?qq-pf-to=pcqq.c2cUse the chart you want to do with it!pageencoding= "GBK"%>Echarts is the best visualization tool I've ever contacted and the fastest-growing software, and hopefully it will become a world-class open source project as soon
OpenOffice.org is an open-source, multi-platform Office suite. It has complete functions and is very practical and can be comparable to that of MS Office.
Openoffice.orgis compatible with other major office kits, and supports xml‑microsoft.doc, Excel, pptfile, and other formats. It is also the first office kit that supports the OASIS standard OpenDocument file format for free download and use.
OpenOffice.
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