What is visual search? Looking for a specfic item in a visual scene (page 105, active vision The Psychology of Looking and Seeing). (…) an observer looks for one or more targets in a display conta...

Constants of colors: Blood Red: #880808 Keyboard shortcuts: To open emoji keyboard: Win + . To enable auto-wrap in a text editor: Alt + z Terminal commands: To host a serve...

吕一侯，字半公，一字长年。陇西张腋人。祖俊，原会稽人氏，武帝平南，移江左有罪者填河右。俊尝为县掾，奏事不称意，系狱中，因迁陇。陇凉经王安之乱，兵燹之后，遍地有枯骨，千里无鸡鸣。又频岁旱灾，百姓流离，十不存一，而张掖尤甚。俊阖族三十余口，自会稽至张掖，粮断者三，遇匪者四。俊周旋其中，抚孤恤寡，尊长怜幼。自始至终，无一人有怨。尝三日未食，其妻偶获一兔，劝俊烹之以自济，而俊散之以馈众人。其行多此类...

包不年轻的时候做过中宗显皇帝的黄门侍郎，官秩六品，俸禄年六百石。不过那是几十年前的事情了，现在黄门侍郎升了级，已经是五品官了，所管辖的也不再是当初包不负责的那点鸡毛蒜皮了。几十年前，黄门侍郎就是皇上的生活助理，所谓“常侍左右，关通内外”。每当中宗显皇帝想看稗官野史、薮泽之言，特别是小人书的时候就会叫包不偷偷地给他带进来，这件事实在不登大雅之堂，而且要是被朝堂大臣发现了，一封谏书呈上，弹劾包不...

What is Study What is Co-design Study What is Participatory Study Qualitative Data Analysis What is Thematic Analysis Thematic analysis is a method for developing, analysing and interpreting p...

Statistics Concepts ANOVA ANOVA is a family of statistical methods used to compare the means of two or more groups by analyzing variance. In a nutshell, it compares the variance within each group ...

李晟年轻的时候住在灵武，那时候他二十来岁，浓眉大眼，膀阔腰圆，正在练他的第三块腹肌，丝毫没有想去长安的欲望。灵武西接西域，东睨长安，是叛党和官军都喜欢抢的宝地。 灵武人都不愿叠梁架椽起新屋，因为一锄头下去，九成九都是叛党的骨头，那些骨头灰中发白，历久弥坚，在月光下可以显出象牙的光泽，看起来极其迷人。有不法分子把这些骨头磨得整整齐齐，做成象牙的仿制品，卖给西域来的那群蛮子，这人就是李晟。 ...

Books I am reading The History of the Decline and Fall of the Roman Empire, by Edward Gibbon WALDEN, or LIFE IN THE WOODS, by David Henry Thoreau Information Visualization: Perception for D...

Why we can perceive color There are two classes of retinal photo-receptors in human eyes: rods and cones. They are named by their prototypical shapes, rods tend to be long and slender while cones a...

182年生于下邳，其父孙坚时任下邳丞 189年，7岁。灵帝死，其父孙坚以长沙太守起兵响应讨伐董卓 191年，9岁。孙坚讨刘表，为其将黄祖所杀 193年，11岁。孙策至寿春诣袁术，令吕范将孙权等去曲阿依附其舅吴景 194年，12岁。孙策破庐江太守陆康。扬州刺史刘繇惧，迁治所至曲阿。将孙贲，吴景驱逐出曲阿。孙权及其母，弟仍在曲阿，后朱治将他们接到家中卫护，后又迁至历阳，阜陵 195年，...