SEARCH KEYWORD -- Work from home


  Must-Have Tech for Your Living Room

The living room is considered by many to be the central point of the home. Therefore, it makes sense that you would want to equip it with lots of enhancements to make it more relaxing and a great place for entertaining yourself, members of your family or household, and any guests. With so many different technological advancements over the last couple of decades, though, you might be stuck as to what you should pick and what would fit in with your lifestyle. To help you out a little, we have put...

   SMART HOME,RADIO     2020-10-26 10:14:32

  Be careful when running knife vault command

While using Chef, one would frequently use knife commands which are used to manage resources on the Chef server. One can list all nodes, data bags, vault items and many other stuff on the Chef server. In this post, we would cover one command which may need your attention when using it -- knife vault. On Chef server, one can store data to data bags which can be accessed by registered clients. These data bags usually store the data in plain text format. In some cases, one would need to store data ...

   KNIFE VAULT,KNIFE DATA BAG,CHEF-VAULT,CHEF     2017-08-19 00:26:54

  Use Memory Analyzer Tool in Eclipse

When developing applications, we often encounter memory issues of an application. To analyze how much memory each class takes, we need to have some specific tools to assist us. One of them is Memory Analyzer Tool on Eclipse. The Eclipse Memory Analyzer is a fast and feature-rich Java heap analyzer that helps you find memory leaks and reduce memory consumption. To use the Memory Analyzer Tool, you first need to install it on Eclipse. You can go to Help -> Install New Software.... Paste  h...

   Memory analyzer tool, Eclipse,heap dump, HPROF     2014-10-28 07:22:35

  Maintain multiple versions of Go in one single environment

In a development environment, there might be multiple projects going on at the same time and they may require different development environments with different versions of build tool. In many programming languages, it is possible to have multiple versions of different build tool or development tool on a single environment. For example, there can be multiple JDKs, multiple versions of Ruby using RVM. For GoLang, there is a similar tool called GVM which can also be used to maintain multiple versio...

   GOLANG,GVM,GVM PKGSET,RVM     2019-11-10 00:43:47

  Unix directory hierarchy history

As a beginner user of Unix or Linux, people would frequently get confused about the use of different directories of the system.  For example, there is a /bin directory under root(/), it is used to store binary files. However, there are /usr/bin and /usr/local/bin under /usr which are used for storing binary files as well. Some systems even have /opt/bin. What are the differences among them? Though there are articles explaining different directories in *nix such as Filesystem Hierarchy Stan...

   UNIX,LINUX,FILESSYTEM,DIRECTORY HIERARCHY,HISTORY     2016-10-21 23:47:17

  Jackie the smart quadcopter to launch at Robotics Week

Flying security camera synced to smartphone kicks off Kickstarter campaign Entrepreneurs and robotics graduate students Jackie Wu and Ritwik Ummalaneni, in Northwestern University’s Master’s in Robotics program, are launching their new product, Jackie, during the National Robotics Week. The flying security camera quadcopter syncs straight to a smartphone, and is the next evolution in home security platforms that consumers have been waiting for. Jackie’s intuitive and easy co...

   Startup,Quadcopter,Security camera,Jackie Wu     2015-04-05 20:56:11

  Where Have You Installed Your Python Packages?

Preface I am writing this article because I recently noticed in the Python community that there are several frequently asked questions: Why does running the command after installing pip result in a "executable not found" error? Why does importing a module result in a "ModuleNotFound" error? Why can I run my code in PyCharm, but it doesn't work in the command prompt? Rather than just providing solutions, it is better to teach people how to fish. To address these types of issues, you need to und...

   PYTHON,PATH,PATH_PREFIX,PACKAGE LOCATION     2023-12-17 01:03:45

  Server monitoring shell scripts

There are many open source server monitoring software such as cacti and nagios. Besides these, can we write our own shell scripts to monitor them? The shell scripts written by ourselves can fulfill our special requirements better and have a more detailed coverage. Below are some commonly used shell scripts used by Evangelist, an Oracle DBA. 1. Check network gateway traffic #!/bin/bash #network #Mike.Xu while : ; do time='date +%m"-"%d" "%k":"%M' day='date +%m"-"%d' rx_before='...

   Server monitor,CPU,memory,shell     2013-08-30 21:56:14

  How big company CEOs spend their time in work

As a company's steer holder, the CEO or founder takes plenty of pressure ordinary people even cannot imagine. They usually need to deal with different aspects of daily operation of a company including technology, business, marketing, public relationship etc. Lots of meetings, negotiations and presentations are waiting for them every day. Hence time is a precious resource for them. Let's take a look at how these CEOs spend their time in their work. 1. Apple CEO Tim Cook Gets up at 3:45 am ...

   CEO,STEVE JOBS,TIM COOK,ELON MUSK,JACK MA,MARK ZUCKERBERG,PONY MA     2016-08-13 13:29:00

  Find files by size in Linux

In Linux systems, you may encounter a situation where there is no enough space on the system while you are trying to install some new packages or writing some data. In this case, you may want to clear some unneeded files. A frequent need will be find the largest files in the system so that they can be deleted first and disk space can be released quickly. In this post, we will show a simple command to find files by size so that we know what files are taking the specified space on the system, This...

   LINUX,FILESIZE,FIND     2020-04-25 08:02:45

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