大约有 43,100 项符合查询结果（耗时：0.0612秒） [XML]
snprintf and Visual Studio 2010
I'm unfortunate enough to be stuck using VS 2010 for a project, and noticed the following code still doesn't build using the non-standards compliant compiler:
...
Find rows that have the same value on a column in MySQL
...SELECT email,
count(*) AS c
FROM TABLE
GROUP BY email
HAVING c > 1
ORDER BY c DESC
If you want the full rows:
select * from table where email in (
select email from table
group by email having count(*) > 1
)
...
How to define a function in ghci across multiple lines?
...
125
For guards (like your example), you can just put them all on one line and it works (guards do ...
What is included in JCenter repository in Gradle?
From Gradle 1.7 there is new Public repository JCenter.
4 Answers
4
...
unit testing of private functions with mocha and node.js
...
answered Feb 28 '14 at 15:47
LouisLouis
121k2525 gold badges234234 silver badges276276 bronze badges
...
How to pick a new color for each plotted line within a figure in matplotlib?
...
matplotlib 1.5+
You can use axes.set_prop_cycle (example).
matplotlib 1.0-1.4
You can use axes.set_color_cycle (example).
matplotlib 0.x
You can use Axes.set_default_color_cycle.
...
Create Pandas DataFrame from a string
... from io import StringIO
import pandas as pd
TESTDATA = StringIO("""col1;col2;col3
1;4.4;99
2;4.5;200
3;4.7;65
4;3.2;140
""")
df = pd.read_csv(TESTDATA, sep=";")
share
|
im...
Numpy matrix to array
I am using numpy. I have a matrix with 1 column and N rows and I want to get an array from with N elements.
9 Answers
...
How to create a UIView bounce animation?
...
144
With iOS7 and UIKit Dynamics, there is no longer any need to use CAKeyframeAnimations or UIVie...