Archive for 12月, 2007

关于N95中Accelerometers Sensor的应用思考

N95上隐藏了一个Sensor!我觉得Sensor是继GPS之后的下一个重量级的硬件。
就像现在已经习以为常的Camera,2,3年前也是稀有之物!

SensorAPI首先在NokiaResearchCenter发布,
目前可以支持N95,N95 8GB,N93i,N82等手机:
http://research.nokia.com/projects/activity_monitor 

Accelerometers are used to convert an acceleration from gravity or motion into an electrical signal.That 3D accelerometer inside N95 , N93i or N82 is from STMicroelectronics (type LIS302DL).  

全球的Symbian开发者已经在上面开发出很多应用,我觉得比较好的是:

ActiveMonitor:NRC开发,没得说
http://research.nokia.com/projects/activity_monitor 
NokMote:不用按键来控制手机,非常棒!
http://youtube.com/watch?v=A5GSgD5CQaA
Accelerinvaders :第一款使用Sensor的游戏
http://www.youtube.com/watch?v=uzSzh1t9_CA

还能做什么?今天受在cn.s60.com上看到的一个视频的启发,在1分20秒左右
http://cn.s60.com/main/experience_touchUI_video.html
开会(约会)时不想被打扰把手机翻过来(屏幕朝下),自动变成“无声模式”,
甚至当有电话来时,可以翻过来拒绝接听,自动挂断,就叫她“FlipSilent”吧!

Forum Nokia Wiki上有最权威的描述:http://wiki.forum.nokia.com/index.php/N95_sensor

Popularity: 17% [?]

Add comment 12月 30th, 2007

N95新增应用:AAS-News

AAS-News is a dedicated RSS news reader for All About Symbian news.

正好可以在坐地铁或者没事情的时候看看Symbian新闻!

main  newsdetail

软件主页:http://www.drjukka.com/

Popularity: 17% [?]

Add comment 12月 30th, 2007

Accredited S60 Developer

Dear Tong,

congratulations on passing the Accredited S60 Developer exam on 29th December 2007.
Your details have been passed to Forum Nokia who will send you a formal certificate by post within 28 days.

AS60D

Popularity: 19% [?]

1 comment 12月 30th, 2007

Accredited Symbian Developer!

Congratulations!  Tong Ren, ASD 

 ASD_M

最近所有的努力在这一刻得到了回报! 

Your responses in your recent on-line exam demonstrated that you have achieved the level and breadth of Symbian OS knowledge required by Symbian to be recognised as an Accredited Symbian Developer. A personalised certificate No. U050232 has been ordered and will be sent to you today. Until your paper certificate arrives, this email confirms your status, and you may use the ASD logo on any personal stationery or business cards and append the letters ASD to your name.

You are: Mr Tong Ren

Your address is: Please supply to asd.help@majinate.com, China
Your certificate is: U050232
You took the exam on: 27th December 2007
Supervised: Not supervised

Popularity: 14% [?]

2 comments 12月 30th, 2007

Symbian中图片相关的一些问题

碰到两个问题,都是跟mmp文件有关的:

1,打包后的程序太大。

把mmp中改成16位色,效果和24位色差不多。sis安装文件的大小却从265k变成了105k。

2,有些图片是彩色的,有些却是黑白的。

SOURCE c16后面注意不要多了个 “,1 “ ,意思应该是mask,当然有些黑白有些彩色了。

3,另外需要注意的一点就是图片相关的东西修改后需要手动删除Symbian目录下的mbm和mbg文件才会重新生成。比较好的办法是搜索(项目名字.mb*),然后全部删除后再重新生成。

START BITMAP Mobile517.mbm
 HEADER
 TARGETPATH \resource\apps
 SOURCEPATH ..\gfx
 SOURCE c16 Main.bmp Search.bmp Collection.bmp MainSearch.bmp MainCollection.bmp MainTour.bmp Tour.bmp
END

Popularity: 10% [?]

Add comment 12月 28th, 2007

God Bless for the “Accredited Symbian Developer” Exam!

ASD考试好难,绝对不是一个让你feel good的考试!IKM exam考试网页上的官方说明:

This assessment contains proprietary testing algorithms which will adjust the degree of difficulty of the questions to match your particular level of demonstrated expertise in the subject matter being tested. The questions will become increasingly difficult if you are doing well, or will become increasingly less difficult if you are doing poorly. As a result, no matter how proficient you are, the test will seem quite challenging, and you should not expect to answer every question correctly.
When the test has been completed and your answers have been returned electronically, a comprehensive profile of your expertise in the subject matter being tested, including your knowledge and practical experience in the subject, will be generated. Your skills will also be benchmarked against the universe of test takers in this subject.

因为之前也看过一些关于ASD的评价,由于采取的是自适应的算法,他会根据你的答题总是出比你能力水平稍微高一点点的题目,所以考试过程中碰到难题到是挺开心的,说明前面的做的不错,我觉得这种心态很重要,不然很容易就放弃了,因为有些题目难得基本就看不懂,没法做。

如果难度是从0–100的话,因为仔仔细细研究过他的sample questions(表明了难度等级),我的感觉刚开始可能在70左右,前面几道虽然有点猜,但是估计做的不错,一下就很难–难到看不懂那种。后面开始回落,并一直保持在70左右,中间偶尔出现几道比较容易的题目,然后又上去了,出现了几个难得看不懂的,然后又下来了,但是最后两道题目我感觉特别容易,不知道是什么意思。考试的estimated time是57分钟,我大概花了72分钟。中间还断了一次线,把浏览器关掉后重新开一下还是可以继续的。另外说一下,考试时间还是很pressing的,就算旁边有本书基本上也没有时间去翻去找。

在开始考试之前,会出现一系列的提示,看了一下,大体如下,有些和网上说的不太一样:
1,每个问题最多有三个答案是正确的,对的选中得分,对的未选中扣分,错的选中扣分,每个答案都有各自的权重。
2,关于猜答案:基于1,如果能将可能性缩小到2个可能对的,那么选他们;如果你实在猜不到,那么最好还是跳过这个问题(我看那本书里面说选一个你认为最接近的正确答案),因为错的答案比跳过问题更不好。不知道该相信哪个,呵呵。
3,速度和准确率:速度会作为一个因素,但是准确率更加重要,虽然这么说,120分钟肯定还是够用的。

Review:
1. Each question may have up to three correct answers.
2. You may select up to three answers for each question.
3. Skip a question if you have no idea of the correct answer.
4. If you are able to narrow down the answers to two reasonable choices, you will always get some credit if you select them both and at least one is correct.
5. You may not go back to a question once it is answered or skipped.
6. Answering correctly is much more important than answering quickly.
7. For each individual question, time will not be tracked until the question is presented in your web browser.
8. Once the test begins, you must directly proceed through the test until completion.

Popularity: 12% [?]

1 comment 12月 27th, 2007

TongRen Named as Forum Nokia Champion!

 FN_Champion

感谢Vera推荐我们参加Forum Nokia Champion Program.

“ I am contacting you b/c my colleague, Vera Hicks has nominated you to become part of the Champion Program based on your technical skills, knowledge of Nokia platforms, and contribution to the Forum Nokia community. ”

TongRen has been named a member of Forum Nokia Champion, a recognition and reward program for top mobile developers worldwide. Every six months, Forum Nokia, world’s largest dedicated mobile application developer community, invites outstanding members of the forum.nokia.com community to accept a one-year membership in this reward program. Forum Nokia Champions are a select group of outstanding individuals, honored because of their skills and devotion to the Forum Nokia community. For more details about TongRen and other Forum Nokia Champions, please visit www.forum.nokia.com/forumnokiachampion.

Popularity: 31% [?]

Add comment 12月 25th, 2007

Accredited Symbian Developer (ASD)

突然发现,《The Accredited Symbian Developer Primer》的Forword居然是Lee Epting写的:
“The ‘badge’ Accredited Symbian Developer (ASD) is a form of proof of an individual’s level of expertise, and thus recruiters can be confident that the person is a highly skilled Symbian C++ developer”

就是照片中给我颁奖的那个,Forum Nokia全球副总裁!

onstage

简单说来,ASD是用来显示证书拥有者的Symbian开发能力,为Symbian生态环境提供更好的开发者。考试是在网上参加的,没有固定的题目和时间,一般在70分钟左右可以完成。(据说考试的时候会有48道题目,用2个小时完成)题目是单项选择题,5项中最多有3个正确答案。答题者必须在最短的时间内选中尽量多的正确答案,题目提交后不能再重新修改和查阅。碰到不会做的题目的最好策略是在最短的时间内选中一个你认为最正确的答案。Meme提供的Sample Questions非常重要!如果你碰到的问题越来越难(会非常难),那绝对是个好事情!

The ASD qualification allows professional Symbian developers to validate their understanding and knowledge of Symbian OS software development with an industry-recognized certificate of professional achievement.

The goal of ASD scheme is to ensure that the Symbian ecosystem is provided with better-educated developers, and to allow those developers to differentiate themselves within the ecosystem.

About the Exam:
It is taken online: www.majinate.com/takeexam
The examination does not have a predetermined number of questions nor duration; however the majority can expected to complete the test in 70 minutes and spend about 90 seconds on each question.
Each question in the exam is presented as a statement with five answers, up to three of these questions may be correct.Only by selecting all the correct answers in the fastest time will the maximum number of marks for a question be achieved. In deciding how to answer a question, candidates should try to choose at least one answer which is likely to be right.

Popularity: 12% [?]

2 comments 12月 12th, 2007

Symbian Signed改变了!

再次浏览www.symbiansigned.com,发现网站风格变掉了,再一看,支持多种sign方式了。

  • Open Signed, has updated and replaced Developer Certificate signing, making it easy for developers to sign applications for limited deployment to known devices, either for testing or for personal use. The online-only option is coming soon.
  • Express Signed, a new option similar to Self Certification, is available to all developers, either directly (for those who own a Publisher ID), or via publisher partners (for those who do not).
  • Certified Signed, has updated and replaced the mainstream signing option based on independent testing by a Symbian accredited Test House.
  • TCTrustCenter, www.trustcenter.de/order/publisherid/dev, is the Certificate Authority for Symbian Signed, responsible for issuing and validating Publisher ID digital certificates (but existing ACS Publisher Certificates issued by VeriSign will remain valid for Open Signed and Certified Signed).
  • Express Signed最为有用,因为申请了PublisherID,可以每次20美金提交,然后直接就sign好了还给你,对于像屏幕保护这种应用,需要很高的Capability,而其实非常简单,最有效了!

    Popularity: 9% [?]

    Add comment 12月 12th, 2007

    OpenC前三名应用

    1,MobiTubia is a Flash Lite video player and YouTube portal application with real-time decoding for the S60 platform.
    mobitubia-interface  MobiTubia List

    我对他的界面感到非常惊叹,他说才1000行代码。选题非常好,和YouTube相关的都会很热门,视频解码有时候会有点卡,不知道他用了RVCT后会不会好一点。It Deserves the Grand Prize!

    2, Live Traffic is a traffic assistance software that provides real-time traffic volumes
    livetraffic-shanghai    livetraffic-zoomin

    非常有实用前景,支持上海,北京,成都三个城市的路况数据。已经通过SymbianSigned和Nokia Testing的行业性应用,比较适合开车前对整体路况的一个感觉,最好通过GPS和基站信息在地图上显示自己的当前位置。

    3,MobiClass is a virtual multi-media courseware application,and is designed to deliver an integrated learning experience with active notes and video playback.

    mobiclass-interface     mobiclass

    Developed by our group, and is Waiting For your Comment :-)

    Popularity: 18% [?]

    2 comments 12月 10th, 2007

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