摘要： 'alert' or 'console' was used before it was defined. How to resolve?add two lines:/*jslint browser: true *//*jslint browser: true, devel: true */xxxxx... 阅读全文

摘要： The Command Pattern:encapsulates a request as an object, thereby letting you parameterize other objects with different requests, queue or log requests... 阅读全文

摘要： 1.StringBufferis synchronized,StringBuilderis not.2. See performance comparison. 阅读全文

摘要： Count prime numbers not exceeding n(n>0)Pseudocode:Input: an integer n > 1 Let A be an array of Boolean values, indexed by integers 2 to n,initially a... 阅读全文

摘要： What is pagePages are basically a virtual blockPages have fixed size, while block doesn't(dependent on device)What is blockA block is the smallest uni... 阅读全文

摘要： Gregorian CalendarGMT and UTCGMTGMT is a time zone officially used in some European and African countries.UTCUTC is not a time zone, but a time standa... 阅读全文

摘要： Greatest Common Divisor, gcd(a, b)If b|a thengcd(a, b) = b.If a = bt + r, for integers t and r, then gcd(a, b) = gcd(b, r).Indeed, every common diviso... 阅读全文

摘要： How to make a snippet:url:http://www.millwardesque.com/speed-development-using-keyboard-triggered-snippets-sublime-text-2/How to use "CTRL+e" to go to... 阅读全文

摘要： Case-insensitive matching:https://blogs.oracle.com/xuemingshen/entry/case_insensitive_matching_in_java(?i) means: for ASCII case-insensitive matching:... 阅读全文

摘要： Fixing fgets() for input:http://c-for-dummies.com/blog/?p=24installing gcc on mac:http://www-scf.usc.edu/~csci104/installation/gccmac.htmlssssssssss 阅读全文