大约有 23,000 项符合查询结果（耗时：0.0335秒） [XML]
sed in-place flag that works both on Mac (BSD) and Linux
... Linux or BSD distributions that don't include some version of Perl in the base system. One of the only environments that might actually lack Perl would be BusyBox (which works like GNU/Linux for -i, except that no backup extension can be specified).
As ismail recommends,
Since perl is availa...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
... work well even if you’re data isn’t linearly separable in the base feature space. Especially popular in text classification problems where very high-dimensional spaces are the norm. Memory-intensive, hard to interpret, and kind of annoying to run and tune, though, so I think random fore...
Just what is Java EE really? [closed]
...?
With the eventual release of modularity support we'll just have a small base JRE with many things separately installable as packages. Perhaps one day many or even all classes that now make up Java EE will be such package as well. Time will tell.
Why are there so many Java EE offerings when there...
Replace a string in a file with nodejs
...place-in-file to quickly replace text in one or more files. It's partially based on @asgoth's answer.
Edit (3 October 2016): The package now supports promises and globs, and the usage instructions have been updated to reflect this.
Edit (16 March 2018): The package has amassed over 100k monthly do...
Pointer arithmetic for void pointer in C
... -Werror-pointer-arith flag is specified (this flag is useful if your code base must also compile with MSVC).
The C Standard Speaks
Quotes are taken from the n1256 draft.
The standard's description of the addition operation states:
6.5.6-2: For addition, either both
operands shall have arit...
Java List.add() UnsupportedOperationException
...
When you are converting from an Array to a Collection Obejct. i.e., array-based to collection-based API then it is going to provide you fixed-size collection object, because Array's behaviour is of Fixed size.
java.util.Arrays.asList( T... a )
Souce samples for conformation.
public class Ar...
Node.js / Express.js - How does app.router work?
...is allows related routes to each use their own router and to be assigned a base path as a unit. If I understood it better, I'd offer to post another answer. Again, I'm getting this from scotch.io/tutorials/javascript/…
– Joe Lapp
Jun 29 '14 at 23:22
...
Getting the current Fragment instance in the viewpager
...droid:switcher:" + R.id.pager + ":" + ViewPager.getCurrentItem());
// based on the current position you can then cast the page to the correct
// class and call the method:
if (ViewPager.getCurrentItem() == 0 && page != null) {
((FragmentClass1)page).updateList("new ...
Correct Bash and shell script variable capitalization
...numRecordsProcessed, veryInconsistent_style
See also:
The Open Group Base Specifications Issue 7 - Environment Variables
share
|
improve this answer
|
follow
...
What is Python used for? [closed]
...gs like "hello" + 5 to get "hello5".
Python is object oriented, with class-based inheritance. Everything is an object (including classes, functions, modules, etc), in the sense that they can be passed around as arguments, have methods and attributes, and so on.
Python is multipurpose: it is not spec...