大约有 35,455 项符合查询结果（耗时：0.0506秒） [XML]
Cleanest and most Pythonic way to get tomorrow's date?
...
|
edited Oct 1 '09 at 22:52
Esteban Küber
33k1313 gold badges7676 silver badges9696 bronze badges
...
JavaScript get element by name
...
250
The reason you're seeing that error is because document.getElementsByName returns a NodeList of ...
Stubbing a class method with Sinon.js
...ensor.prototype.
sinon.stub(Sensor, "sample_pressure", function() {return 0})
is essentially the same as this:
Sensor["sample_pressure"] = function() {return 0};
but it is smart enough to see that Sensor["sample_pressure"] doesn't exist.
So what you would want to do is something like these:
...
'parent.relativePath' points at my com.mycompany:MyProject instead of org.apache:apache - Why?
...
260
Add an empty <relativePath> to <parent> so that it resolves the parent pom from the ...
Using HTML5/Canvas/JavaScript to take in-browser screenshots
...
+50
JavaScript can read the DOM and render a fairly accurate representation of that using canvas. I have been working on a script which co...
Random row selection in Pandas dataframe
...me(x, n):
return x.ix[random.sample(x.index, n)]
Note: As of Pandas v0.20.0, ix has been deprecated in favour of loc for label based indexing.
share
|
improve this answer
|
...
Sass calculate percent minus px
... from one unit to the next. Sass has no way of knowing exactly how wide "100%" is in terms of pixels or any other unit. That's something only the browser knows.
You need to use calc() instead. Check browser compatibility on Can I use...
.foo {
height: calc(25% - 5px);
}
If your values are...
How to resolve “must be an instance of string, string given” prior to PHP 7?
...
205
Prior to PHP 7 type hinting can only be used to force the types of objects and arrays. Scalar t...
What does the caret operator (^) in Python do?
...y one) of the operands (evaluates to) true.
To demonstrate:
>>> 0^0
0
>>> 1^1
0
>>> 1^0
1
>>> 0^1
1
To explain one of your own examples:
>>> 8^3
11
Think about it this way:
1000 # 8 (binary)
0011 # 3 (binary)
---- # APPLY XOR ('vertically')
10...
How to synchronize a static variable among threads running different instances of a class in Java?
...s on the class object.
public class Test {
private static int count = 0;
public static synchronized void incrementCount() {
count++;
}
}
Explicitly synchronize on the class object.
public class Test {
private static int count = 0;
public void incrementCount() {
...