JavaEar 专注于收集分享传播有价值的技术资料

Must specify package names on the command line

I'm trying to compile gdis on osx el capitan. Downloaded the gdis version available from developer, but once i click the executable of the release version, nothing happens. So, i've followed the developer instructions, compiling CVS and Perl (from homebrew), to get the development vers . . .阅读更多

Error! 'int' object has no attribute 'append'

I'm very new to python and trying to write a procedure that takes a list of strings, breaks them down into their individual words, and then creates a dictionary that maps the words to each string they appear. For example: makeInverseIndex(['hello world','hello','hello cat','hellolot of . . .阅读更多

Python selenium: DevTools listening on ws://

Today I got this message on the console when running selenium using the chromedriver. How do I suppress this? DevTools listening on ws:// Relevant code: from selenium import webdriver driver = webdriver.Chrome(execut . . .阅读更多

使用ufunc bitwise_xor输入TypeError

In my program which traces out the path of a particle, I get the following error: Traceback (most recent call last): File "C:\Users\Felix\Google Drive\Research\", line 154, in <module> bfield += b_X(r_p(r,pos[2]))*(r_p(r,pos[2])/r) *((r-r_p(r,pos[2]))**2+pos[2]* . . .阅读更多