(s.price) as priceFROMhc_product pLEFT JOIN hc_stock s ON p.productId=s.productId AND s.stockNum>0 and s.effectDay>NOW()group by p.productId
PS1: The validity period and product quantity of the query conditions should be written after the connection query, that is, after the ON query. In this way, expired products can be queried. That is to say, all products can be queried (products are not in stock and can be queried as long as they exist ). If the condition is written after the where clause
is set to 0, the SHELL exits automatically.
PROMPT_COMMAND
Specifies the command to be executed before the main command prompt
PS1
Main Command Prompt
PS2
Second-level command prompt, which must be used for data input during Command Execution
PS3
Select Command Prompt
PS4
Debug Command Prompt
MANPATH
Find the path to the manual page, separated by a colon
LD_LIBRARY_PATH
automatically converted to a space.
Source Insight
Open [Options]-> [compile net Options] And enter 4 in [Editing Options]-> [Tab width] in the lower right corner.
Open [Options]-> [Export net Options] and select [Editing Options]-> [Expand tabs] in the lower right corner.
PS3
Go to [settings]-> [program settings] and select [edit settings]. In [tab width], enter 4.
Open [settings]-> [program settings] and select [edit settings]. Do not select [real
the era of punching programming on paper? So many experts!
After getting familiar with the Linux operating system, I started to think that the desktop of the red flag is slower than that of winXP. Then I came to the Internet to read some comments and thought it was probably because KDE accounts for system resources, so I began to look for popular releases using Gnome. For open-source Linux operating systems, "popularity" is a good thing. Many users mean that problems are easy to solve and suppo
engine that can be used to create some 3D games. It is currently the best game development tool for smart machines and game drivers. Supported platforms: Android, iOS, Web OS, PS3, Xbox 360, and Wii devices ..
Flixel
Development language: Action Script 3.0
Development Tool: Download Flixel
Link: http://flixel.org/official website)
Https://github.com/AdamAtomic/flixel/ code on Github)
Http://games.flixel.org/games created with Flixel for Wall
filename globbing. $ LC_CTYPE this internal variable is used to control the string interpretation in globbing and pattern matching. $ LINENO: this variable is used to record the row number in the script. this variable makes sense only when the script uses this variable, and is generally used for debugging purposes. $ MAC HTYPE indicates the hardware of the system. $ working directory before OLDPWD ("OLD-print-working-directory", which is your previous directory) $ OSTYPE operating system type $
platforms that support COLLADA standards, not only in computer games, but also in web applications, smartphones, Sony's PS3. Among these apps are our common Google Eallh, SketchUp, the old three-dimensional modeling software 3ds Max and Maya, and the Flux player plugin in the Web page. The latest version of Collada is 1.4.1, on the official website of the famous Khronos Group, there is an introduction to Collada (the URL is http://www.khronos.org/col
Engine): ogre is written in C ++ and is field-oriented, flexible 3D engine, it is mainly used for 3D graphics applications that use hardware acceleration. Its Class Library extracts the details of all basic system libraries, such as direct3d and OpenGL, and provides a world-based object and other intuitive class interfaces. Bullet: bullet is a multi-physical library for 3D games that provides the most advanced collision detection, soft body and rigid body dynamics. This game engine is used by m
Experts believe that the Vista operating system is very suitable for playing games, mainly because Vista has the following six powerful tools:
1. Absolute weapon DirectX 10
There is no doubt that DirectX 10's support for Vista provides Vista games to players in a Windows game environment that is beyond imagination, as a result, the primary cause of visual enjoyment exceeded Microsoft's Xbox 360 game host and Sony's PS3 game host. When the dx10 game
, if we build a new architecture like this, it will be more troublesome for the real-time user. He needs to write a compiler by himself. Otherwise, if the driver is built on the program, it will be almost unnecessary to change the shader compiler, each vendor can use the same one, because the key is to compile the program. In addition, Meta format similar to d3d hlsl fx does not exist. I can do this myself. God, but what about compatibility? Your product can run on Windows, Linux, or Mac. Even t
To make my spare time professional, I used the PS3 in my house as the svn server for a long time.
Article It has been misleading for a long time, and a deposit is kept.
If ora core 6 is installed with the server components, SVN should be available. If you are not sure:$ Rpm-Q Subversion
In this case, you 'd better add a svn-specific user first:$ Useradd svnroot$ Passwd svnroot
Switch to the svnroot user, under the user directory$ Svnadmin cre
video cards and hardware sold on the market, and new hardware will also be supported.
Cryengine sandbox: a WYSIWYG editor.
Renderer: integrated with indoor and outdoor rendering technology, supports DirectX 8/9/10, xbox360, and PS3.
Physical System: supports physical feature simulation of vehicles, liquids, dolls, and fabrics. physical systems are integrated into game and development tools.
Animation systems: playback and hybrid dynamic data (
After programming for so long, I have not found the most satisfyingCodeEditorNot to mention the big integrated development environment, such as Eclipse, is indeed powerful, but it is too slowI wanted a small one. I used editplus and ultraedit all the time before. editplus was fast and fully functional. Later I gave up ......, Because editplus is not free, and it is not convenient for integration debugging. Then I tried emeditor, crimsoneditor ......I am currently using
Link: http://www.cppblog.com/rise-worlds/archive/2009/04/22/80691.aspxIntroduction:
Gamebyro is a mature commercial engine that has been used by many successful commercial projects. It not only includes well-known cross-platform standalone games such as civilization 4, elder brother scroll 4, and radiation 3, but alsoEA's large 3dmmorpg warehouse hammer online. Gamebyro is completely designed based on the face object and has a clear structure for ease of use and expansion. Flexible programmable
players can play it. Later, in order to be compatible with normal CD, just mix the normal CD data on a single disk, called hybird SACD. In this way, when a Sony player is inserted, the DSD music is played and the normal CD is inserted, play music with normal CD sound quality.
Later, Sony's PS3 was cracked, causing the SACD to be carved out, namely, the SACD rip. The pirated CD is called the SACD-R.
In fact, DSD is a bit embodied in the recording an
=============== Problem description ====================
About actionbar custom styles...
I want to customize the font style of the tab title in the actionbar, which should be added to style. xml
Android: actionbartabtextstyle? But it does not actually work.
PS1: the background color (Android: background) and font color (Android: titletextstyle) of the title column in the style. xml file are effective.
PS2: modifying the tab background color attribute (Android: backgroundstacked) in the styl
get quite good quality on the mobile platform. Theoretically, the number of bones on mobile platforms should be smaller than 30, and not more than 30 in desktop games.
Polygon count
The number of polygon used depends on the required quality and your target platform. For mobile devices, if each mesh has 1500-4000 polygon, the results will be better. For desktop platforms, the theoretical range is about. Of course, if a large number of roles appear on the screen at any time in the game, you shoul
Let's talk about it. The campus navigation system is worth mentioning:1. Level two menu bar, iframe embedded window (style design, with hover effect)2. Gold Map API (custom Basemap style, bounce point, Info form, line navigation)3. Function getElementById () in DOM; (read "JS DOM programming Art")4. Return to the top JS implementationThen a small goal:1. The style of the blog Garden Adjustment, is the front content of the review and contact, after all, for a long time did not see the relevant co
determine the locale class for a type that is not explicitly selected with a variable starting with LC_Oldpwd Previous working directoryPath command to search for paths. A list of directories separated by colons, which the shell uses to search for commands, a common value of/usr/gnu/bin:/usr/local/bin:/usr/ucb:/usr/binPPID Process ID of the parent processPS1 main prompt string, default value is $PS2 prompt string, default value is >PS3 the Select Pro
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.