SEARCH KEYWORD -- Function



  Database Testing – Practical Tips and Insight on How to Test Database

Database is one of the inevitable parts of a software application these days. It does not matter at all whether it is web or desktop, client server or peer to peer, enterprise or individual business, database is working at backend. Similarly, whether it is healthcare of finance, leasing or retail, mailing application or controlling spaceship, behind the scene a database is always in action. Moreover, as the complexity of application increases the need of stronger and secure database emerge...

   Database,Tips,Practice     2011-06-29 08:47:40

  OT Railway System Development: How to Use PLC to Implement Land Based Railway Track Fixed Block Sign

Figure-00: Railway fixed block signaling system over view diagram, version v1.3 (2024) Project Design Purpose: This project aims to use Programmable Logic Controllers (PLC) with train detection sensors and train control signals to develop an automated OT system for railway track fixed block signaling control. The system will include a digital equivalent simulation to explain the logic of the track fixed block Automatic Train Control (ATC) mechanism for demonstration and training purposes. In th...

       2024-07-27 04:08:41

  PHP advisory file lock : flock

When we process a file in PHP, we may often need to acquire a lock so that other scripts cannot edit the same file at the same time. There is a flock() function in PHP which can help us lock the file we want to process. But there is one issue we should take care. Recently, ffb encountered one issue while he was trying to lock a file handle. The codes are below: $filename = "/tmp/lock.txt";      $fp = fopen($filename, "r+");   if (!$fp...

   flock(),advisory locking,PHP     2013-04-23 11:42:48

  Expectations, Desperation And Anticipation All You Need To Know About iOS 9.3

With so much anticipation filled among the audience, iOS 9.3 on contrary came out to be as a blooper. All the users were filled with a lot of enthusiasm about the latest advancements in the software, but the final release went to several crest and troughs. iOS 9.3 was quite important for the users when it comes to mobile OS update, however this did not go as it was expected to be for the iOS. The latest software in some cases is locking users. Along with the users this has also creased the eye ...

   IPHONE APP DEVELOPMENT,IPHONE APP DEVELOPER,IOS DEVELOPER,IOS APP DEVELOPMENT,IPHONE APP DEVELOPERS     2016-04-11 03:05:15

  What Level Programmer Are You?

Everybody's talking about how programming is the skill that we all are going to need. [Except those folks who might feel that most programming could be turned into wizard-like tools. Insert long discussion about Strong AI.] But what's a programmer? Is the guy who set up his own Apache Web Server a programmer? How about the guy who created a complex Excel spreadsheet? The guy who made his own RPG level? Minecraft players? When we say "Everybody is going to have to know programming" what, e...

   Programmer,Skill,Level,Criteria     2012-02-08 10:07:41

  Set Real-Time Clock Unit for OT/IoT Device

Configure DS1307 RTC on BeagleBone-Black Arduino or Raspberry-PI Figure-00: Project Overview Diagram , version v0.1.2 (2024) Program Design Purpose: Real-Time Clock (RTC) modules are essential for maintaining accurate timekeeping in various applications, including system clocks, data logging, and alarm systems. In scenarios where devices operate offline, such as a ship's NMEA 0183 data recorder that logs engine and rudder data, or an RTU (Remote Terminal Unit) with real time state change config...

       2024-08-18 03:09:06

  Use of log in programming

Usually, The purposes of log are for troubleshooting and displaying program running status. Good log will help us locate the error easier. Many programmers think log in programs is very simple, but it's not an easy task to write log codes to efficiently locate the error. Here we discuss about program log in three aspects: Where to log What to log Log styles to be avoided Where to log 1. When calling external functions When your program is calling some external functions which are not written b...

   Log, Programming,Debug     2012-11-28 11:42:23

  Why Objective-C is Hard

As an active member of "The Internet" and vocal Objective-C coder, I get a lot of questions surrounding the language. They're often framed around thinking about learning the language or trying to write an app, but they also usually involve a phrase like "Objective-C looks really hard" or "what are all those minus signs about?" Both of these are pretty good questions, and I'd like to address why someone might be more hesitant to jump into iOS or OS X development compared to, say, Ruby or J...

   Objective-C,difficult,hard,reason,analysis     2012-03-07 05:11:28

  Social network website homepage design analysis

This article is to discuss outstanding design principles to enhance the social networking site registration conversion rate by comparative analysis of the social web site home page .In general, the user registration conversion process generally consists of the following components:    Attractive home page contents.    Simple and fast registration process.    The effectiveness of friends search and invite mechanisms.    User ...

   Social netwrok,Homepage design,Analysis     2012-04-16 14:27:06

  Today on history : Twitter cofounder Evan Williams was born

Evan Williams, born March 31, 1972. American entrepreneurs, has created a number of Internet companies, including Pyra Labs, (operational blog, Blogger) and Twitter. He was Twitter, CEO from October 2008 to October 2010. Twitter former CEO Evan WilliamsEvan Williams grew up on a farm in Nebraska Clark Village. At the University of Nebraska, he studied a year and a half, then he started to work. He did different technologies work in some tech start-ups in Key West, Dallas, Austin, Texas. In 1996...

   Twitter,Cofounder,Evan Williams,Introduction     2012-03-31 08:49:18