SEARCH KEYWORD -- STAGING AREA


  Undoing Changes in Git: Working Directory, Staging Area, and Committed Changes

When working with Git, it's crucial to understand how to undo changes at different stages—whether in the working directory, the staging area, or after committing changes to the local repository. This guide walks you through the essential Git commands to effectively manage and revert changes, ensuring that your version control process is smooth and error-free. Modifying Files in the Working Directory but Not Yet Added to the Staging Area When you make changes to files in your working direct...

   GIT RESET,STAGING AREA,UNDO CHANGE     2024-08-11 08:53:34

  How to undo git changes?

When using git for version control, there is frequent need on undoing commits due to some unexpected changes. This post will introduce how to undo changes with git command in different cases. Undo commit A common undo case is that some commit needs to be reverted as the commit contains error. In this case, the code is already committed. The command to revert the commit is git revert HEAD This command will add new a commit to the existing head to undo the previous commit. It will not change the p...

   GIT,GIT RESET,GIT REVERT,GIT CHECKOUT     2019-12-28 02:21:47

  A handbook on the first day of joining a new internet company as BE engineer

When joining a new internet company, there might be lots of things need to be done to get ready for taking new challenges. These include both culture and tech preparation. in this post, we would focus on how to prepare the first day technically. The first thing to do is to get your laptop or your work machine up, these involves lots of tool setup and accesses. Normally there are three major task categories. Access As an engineer, there are lots of accesses needed to access different resources wi...

   TIPS,CAREER ADVICE,ONBOARDING     2021-12-11 21:32:10

  QScrollArea Scrollbar Display Solution

Qt framework is a popular C++ GUI framework developed by Nokia. And it is also cross platform compatible. Many developers are using Qt to develop C++ GUI programs. In Qt, some important components are deserved our close attention. Many developers faced the problem when they put some widgets in a QScrollArea widget and they want it to display scroll bars when the widgets inside the QScrollArea overflows. After many experiments, I propose a way which can show scroll bars as you expected. The...

   C++,Qt,GUI,QScrollBar,ScrollBar,Not display,Solution     2012-03-03 07:48:36

  Mobile payment status quo in Singapore

Currently there are lots of mobile payment companies operating in Singapore, these players include GrabPay(a subsidiary of Grab), AliPay, WeChat Pay, Fave Pay, NETS Pay and some others. In some hawker centers, you can see QR code from different companies. This brings lots of benefits to users. But this introduces a big headache to consumers as they have to download different apps to use in different merchants. There is no dominating mobile payment company in Singapore though there are a few lead...

   SINGAPORE,GRAB,GRABPAY,ALIPAY     2019-02-27 07:19:49

  Mac shortcut key cheatsheet

More and more people are using Mac computers or switch from Windows or other OS to MacOS, there are lots of shortcut keys which can help improve the work efficiency or ease operations. This post will try to list some commonly used shortcut keys in Mac. But before that, let's first know some common keys on a Mac computer keyboard. There are four major function keys: Command, Control, Option and Shift. Most of the shortcut keys will combine the functional key and other key. Basic Command key is t...

   SHORTCUT,SCREENSHOT,COMMAND,SHORTCUT KEY,MACOS     2019-02-05 07:13:06

  Essential skills any web developer should have

As a web developer, besides writing HTML code, there is much more to do before the site can go live. You may consider about user experience, device compatibility, security etc. To be a good web developer, you should acquire some essential skills for web development. Below we list some of them. Some of them you may be familiar with a long time ago, but definitely some of them you may not be so familiar with or even never hear about before. Interface and User Experience Be aware that browsers imp...

   Web development,User experience     2014-03-21 06:44:49

  Add page number anywhere in word document

Have you ever frustrated when you want to add page number in a Microsoft word document start from page 2 or later. The way to ease you is to add sections to the word document in which page you want to add page number. The procedures are (in Word 2007) :1. Goto Page Layout->Breaks->Section breaks.2. In Section Breaks zone, you can choose Next Page and some others way to set sections.3. Then when you want to add the page number into next section. Go to Insert->Page Number->Format ...

   Office 2007, Word, Page number, Section,     2011-04-08 04:00:53

  Memory related exception analysis in Java

Java Virtual Machine Specification divides the memory of JVM into several areas : Heap, Stack, The Program Counter register and Method area etc. In HotSpot JVM, heap is composed of Young, Tenured and Perm. There are different OutOfMemory error can happen in different memory area. Next is an overview of some of these OOM errors. StackOverflowError The JVM will allow only a specified number of stacks created nested. An JVM option -Xss can be set to determine the maximum stack size. If the num...

   Java, Memory model, Memory exception, OOM     2015-01-19 06:54:27

  Which Type of IT Career is Best For You?

Considering the growth of the information technology job market, a career in IT is an incredibly smart career move.  A career in IT can mean many things – you can become a network administration, website developer, database specialist, programmer or engineer. The job range is vast and can suit various personalities and levels of technical skill. Having a good insight into those job profiles is key to make the right decision about your career path. Here's a selection of some of the mos...

   career,IT,tips     2014-07-30 09:21:40

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