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What is the python “with” statement designed for?
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Because I used it to open a py script. with open('myScript.py', 'r') as f: pass. I expected to be able to call the variable f to see the text content of the document, as this is what would appear if the document were assigned to f via a regular open statement: f = open('mySc...
Private vs Public in Cache-Control
...related to the connected user (for example, the HTML in this page includes my username, so it won't be useful to anyone else) cache-control: private will be better, as the proxies would be caching data that won't be requested by other users, and they might also be keeping data that you don't want to...
How to handle button clicks using the XML onClick within Fragments
...Fragment;
//...onCreate etc instantiating your fragments
public void myClickMethod(View v) {
someFragment.myClickMethod(v);
}
Fragment:
public void myClickMethod(View v) {
switch(v.getId()) {
// Just like you were doing
}
}
In response to @Ameen who wanted less c...
Python memory usage of numpy arrays
... bytes of all the elements of the array in a numpy.array:
size_in_bytes = my_numpy_array.nbytes
Notice that this does not measures "non-element attributes of the array object" so the actual size in bytes can be a few bytes larger than this.
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How does “304 Not Modified” work exactly?
My guess, if it's generated by the browser:
2 Answers
2
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What is the difference between -viewWillAppear: and -viewDidAppear:?
...hod is called whenever the view was loaded into memory. So for example, if my view is a form with 3 labels, I would add the labels here; the view will never exist without those forms.
2) ViewWillAppear: I use ViewWillAppear usually just to update the data on the form. So, for the example above, I w...
How to apply an XSLT Stylesheet in C#
...om/Articles/getArticle.aspx?articleID=63
From the article:
XPathDocument myXPathDoc = new XPathDocument(myXmlFile) ;
XslTransform myXslTrans = new XslTransform() ;
myXslTrans.Load(myStyleSheet);
XmlTextWriter myWriter = new XmlTextWriter("result.html",null) ;
myXslTrans.Transform(myXPathDoc,null,m...
Android adding simple animations while setvisibility(view.Gone)
...d animations when textview click event and I don't know how to use it.
Did my xml design looks good or not?
Any suggestions would be appreciated.
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How do you use “
...s, except that it's storing the results within the R environment instead.
My primary warning with this: be careful because you're now working with global variables, especially when using <<-. That means that you can end up with situations where a function is using an object value from the en...
NSUserDefaults removeObjectForKey vs. setObject:nil
...h the following code:
UserDefaults.standard.set(["a", "b", "c"], forKey: "MyDefaults")
print("Test A: My saved defaults \(UserDefaults.standard.object(forKey: "MyDefaults"))")
UserDefaults.standard.set(nil, forKey: "MyDefaults")
print("Test B: My defaults set to nil \(UserDefaults.standard.object(...