大约有 40,000 项符合查询结果（耗时：0.0693秒） [XML]
Plot logarithmic axes with matplotlib in python
...
You can use the Axes.set_yscale method. That allows you to change the scale after the Axes object is created. That would also allow you to build a control to let the user pick the scale if you needed to.
The relevant line to add is:
ax.set_yscale('log')
You can use ...
Checking the equality of two slices
...swer, and more highly voted is simply maddening...
– allyourcode
Feb 12 '15 at 7:54
5
...
Image comparison - fast algorithm
...ow.
The second method uses only elementary image processing, and is potentially faster than the first approach, and is straightforward to implement. However, what it gains in understandability, it lacks in robustness -- matching fails on scaled, rotated, or discolored images.
The third method is bo...
How does inheritance work for Attributes?
...AttributeUsage (Inherited = True)]
MyUberAttribute : Attribute
{
string _SpecialName;
public string SpecialName
{
get { return _SpecialName; }
set { _SpecialName = value; }
}
}
Then use the Attribute by decorating a super-class...
[MyUberAttribute(SpecialName = "Bob")]
clas...
lsof survival guide [closed]
...
To show all networking related to a given port:
lsof -iTCP -i :port
lsof -i :22
To show connections to a specific host, use @host
lsof -i@192.168.1.5
Show connections based on the host and the port using @host:port
lsof -i@...
Passing properties by reference in C#
...erson.Name = value);
Debug.Assert(person.Name == "test");
}
3. LINQ Expression
void GetString<T>(string input, T target, Expression<Func<T, string>> outExpr)
{
if (!string.IsNullOrEmpty(input))
{
var expr = (MemberExpression) outExpr.Body;
var prop = ...
What is process.env.PORT in Node.js?
...t may independently configure the process.env.PORT variable for you; after all, your script runs in their environment.
Amazon's Elastic Beanstalk does this. If you try to set a static port value like 3000 instead of process.env.PORT || 3000 where 3000 is your static setting, then your application w...
Default value in Go's method
...s on the subject, but here are some specific examples.
**Option 1:** The caller chooses to use default values
// Both parameters are optional, use empty string for default value
func Concat1(a string, b int) string {
if a == "" {
a = "default-a"
}
if b == 0 {
b = 5
}
return fmt.S...
What is the EAFP principle in Python?
...t is meant by "using the EAFP principle" in Python? Could you provide any examples?
3 Answers
...
The forked VM terminated without saying properly goodbye. VM crash or System.exit called
... edited Aug 27 '18 at 7:30
s__
6,51122 gold badges1717 silver badges4040 bronze badges
answered Aug 27 '18 at 6:41
...