大约有 38,000 项符合查询结果（耗时：0.0539秒） [XML]
How do I print a double value without scientific notation using Java?
...8;
System.out.printf("dexp: %f\n", dexp);
This will print dexp: 12345678.000000. If you don't want the fractional part, use
System.out.printf("dexp: %.0f\n", dexp);
This uses the format specifier language explained in the documentation.
The default toString() format used in your original code ...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
...plt
import numpy as np
plt.gcf().clear()
x = np.arange(-2*np.pi, 2*np.pi, 0.1)
fig = plt.figure(1)
ax = fig.add_subplot(111)
ax.plot(x, np.sin(x), label='Sine')
ax.plot(x, np.cos(x), label='Cosine')
ax.plot(x, np.arctan(x), label='Inverse tan')
handles, labels = ax.get_legend_handles_labels()
lgd =...
Clojure 1.2.1/1.3/1.4 'proxy generated in Grails 2.0.0 runtime fails. 1.2.0 is fine
I'm working on extending the Grails Clojure plugin in Grails 2.0.0 (and 2.1.0-SNAPSHOT) and I wanted to update it to Clojure 1.3.0 and add clojure.tools.logging .
...
How do I create an empty array/matrix in NumPy?
...rt numpy
>>> a = numpy.zeros(shape=(5,2))
>>> a
array([[ 0., 0.],
[ 0., 0.],
[ 0., 0.],
[ 0., 0.],
[ 0., 0.]])
>>> a[0] = [1,2]
>>> a[1] = [2,3]
>>> a
array([[ 1., 2.],
[ 2., 3.],
[ 0., 0.],
[ 0., 0.],
[ 0., 0.]])
...
java.net.ConnectException: localhost/127.0.0.1:8080 - Connection refused
...
10 Answers
10
Active
...
How can I do DNS lookups in Python, including referring to /etc/hosts?
...
Justin M. Keyes
5,57011 gold badge2727 silver badges5656 bronze badges
answered May 10 '10 at 18:36
Jochen RitzelJochen R...
You have already activated rake 0.9.0, but your Gemfile requires rake 0.8.7
...update it.
– E.E.33
Nov 1 '11 at 16:09
5
I had to add gem 'rake', 'version #' to my gemfile, and ...
Concatenate two slices in Go
...
+500
Add dots after the second slice:
//---------------------------vvv
append([]int{1,2}, []int{3,4}...)
This is just like any other ...
Javascript calculate the day of the year (1 - 366)
... edit:
var now = new Date();
var start = new Date(now.getFullYear(), 0, 0);
var diff = now - start;
var oneDay = 1000 * 60 * 60 * 24;
var day = Math.floor(diff / oneDay);
console.log('Day of year: ' + day);
Edit: The code above will fail when now is a date in between march 26th and ...
Check substring exists in a string in C
...
280
if(strstr(sent, word) != NULL) {
/* ... */
}
Note that strstr returns a pointer to the sta...