大约有 43,200 项符合查询结果（耗时：0.0353秒） [XML]
how to solve “ruby installation is missing psych” error?
I used rvm to install ruby 1.9.3. even though it was successfully installed, it complained about libyaml. and now every time i wanna install a gem (say rails) this warning shows up:
...
How to avoid scientific notation for large numbers in JavaScript?
...
115
There's Number.toFixed, but it uses scientific notation if the number is >= 1e21 and has a ...
Get characters after last / in url
...o get the characters after the last / in an url like http://www.vimeo.com/1234567
8 Answers
...
How do I calculate square root in Python?
...
10 Answers
10
Active
...
How to get multiple counts with one SQL query?
...stributor_id,
count(*) AS total,
sum(case when level = 'exec' then 1 else 0 end) AS ExecCount,
sum(case when level = 'personal' then 1 else 0 end) AS PersonalCount
FROM yourtable
GROUP BY distributor_id
share
...
Convert a 1D array to a 2D array in numpy
I want to convert a 1-dimensional array into a 2-dimensional array by specifying the number of columns in the 2D array. Something that would work like this:
...
What are the GCC default include directories?
...
191
In order to figure out the default paths used by gcc/g++, as well as their priorities, you nee...
In c# is there a method to find the max of 3 numbers?
...
10 Answers
10
Active
...
invalid target release: 1.7
...
159
You need to set JAVA_HOME to your jdk7 home directory, for example on Microsoft Windows:
"C:...
AngularJS For Loop with Numbers & Ranges
...
281
I tweaked this answer a bit and came up with this fiddle.
Filter defined as:
var myApp = angul...