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How can I change property names when serializing with Json.net?
...data in a C# DataSet object. I can serialize it right now using a Json.net converter like this
3 Answers
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Can you explain the concept of streams?
...r reading and writing bytes to its given backing store. But what is the point of the stream? Why isn't the backing store itself what we interact with?
...
How different is Objective-C from C++? [closed]
...electors" (which have type SEL) as an approximate equivalent to function pointers.
Objective-C uses a messaging paradigm (a la Smalltalk) where you can send "messages" to objects through methods/selectors.
Objective-C will happily let you send a message to nil, unlike C++ which will crash if you try...
how does multiplication differ for NumPy Matrix vs Array classes?
...7, 214, 393]])
but this operations fails if these two NumPy matrices are converted to arrays:
>>> a1 = NP.array(a1)
>>> a2t = NP.array(a2t)
>>> a1 * a2t
Traceback (most recent call last):
File "<pyshell#277>", line 1, in <module>
a1 * a2t
ValueErro...
How to forward declare a template class in namespace std?
...late params for std::list (allocator I think). But, that is beside the point. Do I have to know the full template declaration of a template class to be able to forward declare it?
...
How to find out if an item is present in a std::vector?
...n use std::find from <algorithm>:
#include <vector>
vector<int> vec;
//can have other data types instead of int but must same datatype as item
std::find(vec.begin(), vec.end(), item) != vec.end()
This returns a bool (true if present, false otherwise). With your example:
#inc...
Pointer arithmetic for void pointer in C
When a pointer to a particular type (say int , char , float , ..) is incremented, its value is increased by the size of that data type. If a void pointer which points to data of size x is incremented, how does it get to point x bytes ahead? How does the compiler know to add x to value of ...
'Operation is not valid due to the current state of the object' error during postback
...Somebody posted quite a few form fields to your page. The new default max introduced by the recent security update is 1000.
Try adding the following setting in your web.config's <appsettings> block. in this block you are maximizing the MaxHttpCollection values this will override the defaults...
How to set the part of the text view is clickable
...verride
public void onClick(View textView) {
startActivity(new Intent(MyActivity.this, NextActivity.class));
}
@Override
public void updateDrawState(TextPaint ds) {
super.updateDrawState(ds);
ds.setUnderlineText(false);
}
};
ss.setSpan(clickableSpan, 22, 2...
How to perform file system scanning
..."fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Printf("Visited: %s\n", path)
return nil
}
func main() {
flag.Parse()
root := flag.Arg(0)
err := filepath.Walk(root, visit)
fmt.Printf("filepath.Walk() returned %v\n", err)
}
Please note that filepath.Walk walks ...