大约有 38,000 项符合查询结果（耗时：0.0433秒） [XML]
Regular expression search replace in Sublime Text 2
...
599
Usually a back-reference is either $1 or \1 (backslash one) for the first capture group (the fi...
Match whole string
...
answered Jun 9 '11 at 20:04
HowardHoward
35.1k66 gold badges5757 silver badges7676 bronze badges
...
Android LinearLayout : Add border with shadow around a LinearLayout
...
259
Try this..
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://sc...
Why does ReSharper want to use 'var' for everything?
...
192
One reason is improved readability. Which is better?
Dictionary<int, MyLongNamedObject>...
How do I find out if first character of a string is a number?
...tring.charAt(0))
Note that this will allow any Unicode digit, not just 0-9. You might prefer:
char c = string.charAt(0);
isDigit = (c >= '0' && c <= '9');
Or the slower regex solutions:
s.substring(0, 1).matches("\\d")
// or the equivalent
s.substring(0, 1).matches("[0-9]")
How...
Default parameters with C++ constructors [closed]
...
91
Definitely a matter of style. I prefer constructors with default parameters, so long as the pa...
Optimise PostgreSQL for fast testing
...wasting your time if you're tuning an old version. For example, PostgreSQL 9.2 significantly improves the speed of TRUNCATE and of course adds index-only scans. Even minor releases should always be followed; see the version policy.
Don'ts
Do NOT put a tablespace on a RAMdisk or other non-durable s...
How can I install MacVim on OS X?
I am using OS X 10.9.1 (Mavericks).
4 Answers
4
...
Clojure: cons (seq) vs. conj (list)
...rrayMap will be turned into a PersistentHashMap as soon as it grows beyond 9 entries.)
1 Traditionally, in the Lisp world, cons cons(tructs a pair), so Clojure departs from the Lisp tradition in having its cons function construct a seq which doesn't have a traditional cdr. The generalised usage o...
Intersection of two lists in Bash
...
291
comm -12 <(ls 1) <(ls 2)
...