Points-to analysis for Java benefits greatly from context sensitivity. CFL-reachability and k-limited context strings are two approaches to obtaining context sensitivity with different advantages: CFL-reachability allows local reasoning about data value flow and thus is suitable for demand-driven analyses, whereas k-limited analyses allow object sensitivity which is a superior calling-context a...

Lower limb fractures like floating knees are more common in urban areas of low-income countries. In addition, associated complex lesions manifestations polytrauma requiring correct and appropriate management. The treatment is mostly surgical. We present a 19-year-old patient with knee due to ipsilateral femoral tibial vascular compression treated calcaneus traction followed by long cast. For ou...

because of the dispersion of activities in big cities, employing highways as the most important connecting way is indispensable. in today world, highways are connection arteries of cities transporting people to their social activities. because of continual use of highway, their walls prepare a context for conveying many social, cultural, economic, etc concepts. that is why most economic promoti...

This review surveys research on second language vocabulary teaching and learning since1999. It first considers the distinction between incidental and intentional vocabulary learning.Although learners certainly acquire word knowledge incidentally while engaged in variouslanguage learning activities, more direct and systematic study of vocabulary is also required.There is a discussion of how word...