A novel positioning method based on GPS technology in a space where GPS signal can't be received is discussed. If positioning by using GPS receiver is possible even in such spaces, a seamless location on ground surfaces, inside buildings, in undergr
Studying Malicious Websites and the Underground Economy on the Chinese Web Jianwei Zhuge1, Thorsten Holz2, Chengyu Song1, Jinpeng Guo1, Xinhui Han1, and Wei Zou1 1 Peking University 2University of Mannheim Institute of Computer Science Laboratory fo
Hacking, madness and obsession on the electronic frontier `Gripping, eminently readable.. Dreyfus has uncovered one of this country's best kept secrets and in doing so has created a highly intense and enjoyable read' -- Rolling Stone
The Hackers Underground Handbook Publisher: None | 2009 | ISBN None| PDF | 116 pages | 2.6 MB Why this and not any other intro/tutorial found on the web, you may ask. Although the internet is the biggest resource, finding useful information (in this
The Hacker's Underground Handbook - Learn how to hack and what it takes to crack even the most secure systems(Volume 1) 英文无水印pdf pdf所有页面使用FoxitReader和PDF-XChangeViewer测试都可以打开 本资源转载自网络，如有侵权，请联系上传者或csdn删除 本资源转载自网络，如有侵权，请联系上传者或csdn删除 ...展开收缩
A novel approach of 3D coalmine roadway dynamic modeling and interactive query taking roadway geological feature into account was discussed in this paper. Adding the geological layers, coal seams and coal quality data into the roadway model, the tra
A booster fan is an underground main fan which is installed in series with a main surface fan and used to boost the air pressure of the ventilation to overcome mine resistance.Currently booster fans are used in several major coal mining countries inc
Underground mine fire always exists since the mining activity was practiced.It poses a severe safety hazard to the mine workers and may also cause a tremendous economic loss to the mines.Methods for controlling and extinguishing fires in underground
