大约有 43,100 项符合查询结果（耗时：0.0316秒） [XML]
Using awk to print all columns from the nth to the last
...
516
will print all but very first column:
awk '{$1=""; print $0}' somefile
will print all but tw...
Any way to properly pretty-print ordered dictionaries?
...
15 Answers
15
Active
...
Setting JDK in Eclipse
...
146
You manage the list of available compilers in the Window -> Preferences -> Java -> In...
When is memoization automatic in GHC Haskell?
I can't figure out why m1 is apparently memoized while m2 is not in the following:
4 Answers
...
Appending the same string to a list of strings in Python
...
11 Answers
11
Active
...
Truncating floats in Python
...
117
First, the function, for those who just want some copy-and-paste code:
def truncate(f, n):
...
Storing sex (gender) in database
...nge of Values
------------------------------------------------
TinyINT 1 255 (zero to 255)
INT 4 - 2,147,483,648 to 2,147,483,647
BIT 1 (2 if 9+ columns) 2 (0 and 1)
CHAR(1) 1 26 if case insensitive, 52 otherwise
The B...
SQL Server dynamic PIVOT query?
...me,
category varchar(3),
amount money
)
insert into temp values ('1/1/2012', 'ABC', 1000.00)
insert into temp values ('2/1/2012', 'DEF', 500.00)
insert into temp values ('2/1/2012', 'GHI', 800.00)
insert into temp values ('2/10/2012', 'DEF', 700.00)
insert into temp values ('3/1/2012', 'ABC...
How to sleep for five seconds in a batch file/cmd [duplicate]
...
One hack is to (mis)use the ping command:
ping 127.0.0.1 -n 6 > nul
Explanation:
ping is a system utility that sends ping requests. ping is available on all versions of Windows.
127.0.0.1 is the IP address of localhost. This IP address is guaranteed to always resol...
Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
... want to require a relative file in Ruby and I want it to work in both 1.8.x and >=1.9.2?
11 Answers
...