SEARCH KEYWORD -- System programming
Resolve high CPU usage issue caused by file_get_contents in PHP
Sometimes a Linux server which runs Nginx + PHP-CGI(php-fpm) web service may experience sudden system load increase and the CPU usage is around 100% for many php-cgi processes when checking with top command. If this happens, file_get_contents may be the cause if it's used in the PHP script. In lots of web applications, normally there are lots of API requests based on HTTP. Many PHP developers like to use file_get_contents("http://example.com/") to get the API response because it's simple to...
PHP,FILE_GET_CONTENTS,PHP-CGI 2018-11-09 21:35:00
Galaxy S III will be released today at London
At 19:00 May 3 (London time), Samsung will release its next-generation flagship mobile phone products GALAXY, SIII in London, England. This latest Samsung mobile phone will have a quad-core processor, with blue and white two colors and screen size of more than 4.65 inch (there is news that the size will be up to 4.8 inch).Europe's largest mobile phone retailer CarphoneWarehouse confirms the new Galaxy phone does have blue and two different colors.Quad-Core CPUCeramic casingPhone screen p...
Ruby WinRM undefined method `split' for nil:NilClass
WinRM service is a service provided by Windows to enable remote access a Windows system. It is similar to what SSH is for *nix. And it is frequently used in applications which want to automate process or accessing remote Windows system and perform actions on them. Ruby also provided the WinRM gem which is an implementation of the WinRM service. When using WinRM gem, one may often want to use :negotiate as the transport protocol for authentication. This transport will negotiate using d...
HP's Apotheker recounts TouchPad disaster in post mortem
Summary: “The tablet effect is real and sales of the TouchPad are not meeting our expectations,†says HP’s CEO. The TouchPad was quickly becoming a money pit. HP CEO Leo Apotheker wasn’t shy about outlining the company’s challenges. He noted that the “tablet effect is real†and dinged HP’s PC business. In addition, the TouchPad failure was about to become a money pit. That reality led HP to move...
Publish Your Go Package on pkg.go.dev
go.dev is a site where various resources for Go developers are shared, such as “Get Started”, Tutorial, Packages (pkg.go.dev), and all the official blogs. Among them, Packages is where I visit most, which allows free access to all the open-source Go packages submitted by communities including the native Golang packages. Thanks to all the contributors, I enjoy the great benefit, and sometimes I want to be a contributor myself. Let’s submit a “complete” package t...
GO.DEV,PUBLISH PACKAGE,GOLANG 2022-06-12 00:31:20
Top 9 Web Design Trends in 2020
To stay in demand, a top-level design agency must be aware of the current trends. This will improve their professional skills, help them to keep an eye on the latest events, and offer the clients relevant models that will increase conversion, website traffic, and customer loyalty. Read on to find out which nine web design trends are popular in 2020. UL animation There is a stereotype that it makes no sense to develop a complex, high-quality animation because it will not be supported by devices w...
WEB DESIGN,UX 2020-09-04 10:06:52
How To Optimize Your Site With HTTP Caching
I’ve been on a web tweaking kick lately: how to speed up your javascript, gzip files with your server, and now how to set up caching. But the reason is simple: site performance is a feature. For web sites, speed may be feature #1. Users hate waiting, we get frustrated by buffering videos and pages that pop together as images slowly load. It’s a jarring (aka bad) user experience. Time invested in site optimization is well worth it, so let’s dive in. What is Caching? ...
Website performance,Speed,HTTP Cache,Hash code 2011-12-10 06:11:33
Standardizing Python WSGI deployment
Over the past year I have been testing all of the new python platform as a service companies that have popped up, and I have posted my notes on my blog so that everyone can learn from my experiences. ep.io, apphosted.com, gondor.io, dotcloud.com, DjangoZoom.com, Heroku, Django hosting roundup, All and all, the platforms were very similar, they allowed you to easily host your python/django project without having to worry about managing a server or other typical system administr...
Kubernetes Authentication & Authorization 101
If we want to build a system with user modules, Authentication and Authorization are something that we can never ignore, though they could be fuzzy to understand. Authentication (from Greek: αá½θεντικÏŒς authentikos, “real, genuine”, from αá½θÎντης authentes, “author”) is the act of proving an assertion, such as the identity of a computer s...
RBAC,AUTHORIZATION,AUTHENTICATION,KUBERNETES 2021-06-05 23:19:18
Microsoft Edge: Banishing Painful Memories of Internet Explorer
If you are one of those unlucky early internet users, you would remember how painful those days were; like our basic computer, the browser used to take forever to load, but nothing could diminish our excitement for the latest innovation i.e. the internet. Around that time Internet Explorer was the best we had. In fact, it enjoyed more than 90% of the market share in 2003 when Microsoft bundled its browser with the Windows operating system for free. However, things began to go downhill for the I...
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