/chat.php?mod=viewthreadtid=41Sue : This article talks about the positioning system of HTC Vive and Oculus Rift. Sue : What do you have to do with Omni and lighthouse? Sue Rui Yuan: Who else is on the line? Acer: There is the onlinelui Che woo home yin: Hello, everyone.Sue : Jake, can you tell me what you think about the pace capture at Omni? censtar:lighthouse Tracking range is biggerSue Rui Yuan: Home yin and letter macro Are you good, have you seen
After XAMPP is reinstalled today, Apache cannot be started and the following error is prompted:
22:36:54 [Apache] attempting to start Apache app...22:36:54 [Apache] status change detected: Running22:36:55 [Apache] status change detected: stopped22:36:55 [Apache] error: Apache shutdown unexpectedly.22:36:55 [Apache] this may be due to a blocked port, missing dependencies,22:36:55 [Apache] improper privileges, a crash, or a shutdown by another method.22:36:55 [Apache] Press the logs button to view
Recently, I replaced my old system with Ubuntu12.10server and planned to give up Gnome in an all-round way. I will not introduce it when I upgrade my system from the Server to the desktop environment. I found several problems: first, nvidia's latest graphics Driver (nvidia-current) is not compatible with my old version (acer4720g). Shutting Down the gui will cause the system to crash. The cause is unknown. 2. If gnome is not installed, no sound will be triggered by default. Start with the topic.
Win8.1 + CentOS7 dual-system USB flash drive installation
0. Preparations
1. Acer Aspire 4752G notebook
2. Win8.1 Enterprise Operating System
3. More than 8 gb u Disk
4. UltraISO (Of course, you can also choose other USB flash drive tools, depending on your preferences.)
5. Download the image of CentOS 7 (I have CentOS-7.0-1406-x86_64-DVD.iso as an example)
Official Website: http://www.centos.org/download/(For the differences between different
What is the best brand for a notebook computer? This question does not know how many friends have asked the editor, the editor believes that the purchase of notebooks should be based on the use and budget to choose, rather than a single to see the brand, but should be integrated factors to consider, the following with you to introduce the notebook computer what brand good and compare the relevant skills to purchase.
First of all, we are concerned about the problem, notebook computer What brand
the touchpad can also achieve a variety of gestures, very smooth. However, because of the price relationship, this 13.3-inch screen resolution is only 1366*768 pixel, not IPS panel but matte material, although it can prevent reflective phenomenon, but the color performance and visual angle is slightly inferior. In addition, this screen does not support touch, so it is less flexible than Acer C720.
Functionally, because the Chrome OS is browser-based
import new validation data.
5. Almost no impact on startup time, only about 1 seconds.
6. Simulate a variety of brand-name Machine BIOS, currently supports the brand has Acer, ASUS, DELL, Gateway, HP, NEC, Lenovo, Sony. Can expand on their own.
7. Automatically import the OEM certificate of the corresponding brand.
8. Can make the guide disk, realize does not modify the hard disk any data, activates the operating system. Safe and reliable.
Update l
brand Lenovo, Hewlett-Packard, Asus, Acer, Dell, Sony, Samsung, Shenzhou, Acer. There are small series on the other hand, as far as the brand, Lenovo computer is still good, followed by Hewlett-Packard, Asus, Acer small knitting personal feeling can also. But in the purchase can not blindly follow the brand to go, but also to analyze the performance of contrast
. Toshiba Satellite U845T's display and keyboard panels are connected by a sturdy hinge design that looks very slick and smooth, without the slightest sense of heaviness.
Overall design of Toshiba Satellite u845t fuselage
Toshiba Satellite U845T's fuselage size in a 14-inch notebook is a relatively lightweight, 342.9*231.1*20.3 mm measurements is suitable for use on the knee. In addition, the weight of 1.63 kg is significantly lighter than HP Envy TouchSmart Ultrabook 4 (2.08 kg) a
the machine for you. Now most families are buying the assembly machine, its advantage is cheap, the price is high. The disadvantage is that there is no good after-sales service. If there is any problem with the computer, you have to find a computer store personnel to repair.
ASUS Motherboard F8
Gigabyte Motherboard F12
MSI Motherboard F11
Ying Tai motherboard F9
Soyo motherboard ESC or F12
Seven Rainbow motherboard ESC or F11
China engine motherboard F11
Spartan Card Board ESC
Onda Mot
Includes Ibm,gigabyte (gigabyte), Lenovo (Lenovo), HP (HP), Compaq (Compaq), Dell (Dell), ASUS (ASUS), Acer (ACER), BenQ (BenQ), Fujitsu (Fujitsu), Samsung (Samsung), Sony (Sony), TOSHIBA (Toshiba), NEC (NEC), LG (LG), founder (founder), TCL (Delta Love), Hasee (Shenzhou computer) and other 20 OEM versions.
Be prepared to do well! CD-ROM larger than!
I 1M ADSL broadband, upload speed is limited up to only
code 0XB0A1. The calculation formula is: 0xb0=0xa0+16, 0xa1=0xa0+1.
BIG5 Character Set
1. The origin of the name
Also called five yards or five big yards, 1984 by the Taiwan Consortium of Corporate Information industry and five software companies Acer (ACER), Avatar (MiTAC), Allison, 0 (Zero one), Volkswagen (FIC) was founded, so called Five yards.
Big5 code is produced, because at that time Taiwan dif
" program in the language of culture, two words per second, and Acer, who worked with me, suggested that I use a combination language, and they said that the program was fast and that the base language was not competent. If the combination of language, efficiency can be increased 10 times times, which began my bond with the combination of language. September 1979 We officially launched a Chinese-designed, with a complete computer function, can be used
has a significant performance boost over the Vaio duo 11 core i5-3317u. In particular, the difference between the two in the video card test is more obvious: in the 3dmark06 test, Duo 13 scored 6047, whereas his predecessor was only 4807. The former results also beat the Ivy Bridge platform for the best results-the Acer Aspire S7 scored 4918 points.
And for overall performance, like the PCMark7 test, we're not seeing that much improvement-in fact, t
, tasteless, discard, the current with the development of new storage media, optical drive is not very practical. So when choosing a notebook, the notebook without optical drive is not tight and thinner, and also can save hundreds of yuan of expenses, this also must according to personal preference to purchase.
Similar reading: Buy notebook computer mainly read what notebook buy tips Basics
At the end of the article, we recommend several notebooks:
1, this is Acer's a notebook, no CD-ROM, 14-
system source, the need to be considered from the capacity and coverage, the selection of the following principles:
√ For low traffic density, small-scale coverage and more closed scene, the priority to use repeater as a signal source (can make full use of the capacity of the outdoor macro-base station)
√ for medium traffic density and medium coverage of the scene, the first choice of micro-honeycomb as a signal source;
√ For high traffic density and large coverage of the scene, the first ch
-listusers "iSQL * Plus DBA"Result:AdminYoyo6-To grant a user access to the webDba role from the command line, enter: % JAVA_HOME % \ bin \ java-Djava. security. properties = % ORACLE_HOME % \ productname \ j2ee \ home \ config \ jazn. security. props-jar % ORACLE_HOME % \ productname \ j2ee \ home \ jazn. jar-user "iSQL * Plus DBA/admin"-password welcome-grantrole webDba "iSQL * Plus DBA" yoyo7-Now, run start isqlplus again and enjoy it: Isqlplusctl start8. access again: http: // hostname:
: // 192.168.68.98: 1158/em (if the server does not perform DNS resolution, you can use the IP address)
Username: SYS
Password:
Connection: SYSDBA
3. Access the database using iSQL * Plus
Run the following command to start and stop iSQL * Plus:
[oracle@TSM54-Test database]$isqlplusctl start[oracle@TSM54-Test database]$isqlplusctl stop
ISQL * Plus is a web-based SQL * Plus interactive tool that has a long history and is used to access databases. To use iSQL * Plus, click the iSQL * Plus
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