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AngularJS : The correct way of binding to a service properties
...Timer.data in a $watch, Timer has to be defined on the $scope, because the string expression you pass to $watch is evaluated against the scope. Here is a plunker that shows how to make that work. The objectEquality parameter is documented here -- 3rd parameter -- but not really explained too well....
Creating an empty file in C#
...r wrapping it in a helper method, e.g.
public static void CreateEmptyFile(string filename)
{
File.Create(filename).Dispose();
}
Note that calling Dispose directly instead of using a using statement doesn't really make much difference here as far as I can tell - the only way it could make a di...
Testing whether a value is odd or even
... the following? I only tested this in IE, but it was quite happy to handle strings representing numbers of any length, actual numbers that were integers or floats, and both functions returned false when passed a boolean, undefined, null, an array or an object. (Up to you whether you want to ignore l...
How to display pandas DataFrame of floats using a format string for columns?
... think you'll have to pre-modify the dataframe (converting those floats to strings):
import pandas as pd
df = pd.DataFrame([123.4567, 234.5678, 345.6789, 456.7890],
index=['foo','bar','baz','quux'],
columns=['cost'])
df['foo'] = df['cost']
df['cost'] = df['cost']...
What is the difference between g++ and gcc?
...
The spec strings are constructed to be specific to the compiler, which in turn are specific to the operating system and target. So if you run -dumpspec on (for example) a cross compiler targeting an embedded system, you will see the ...
What is the difference between std::array and std::vector? When do you use one over other? [duplicat
...t. Creating large objects on the stack is generally frowned upon, and the extra level of indirection is usually irrelevant. (For example, if you iterate through all of the elements, the extra memory access only happens once at the start of the loop.)
The vector's elements are guaranteed to be con...
WAMP/XAMPP is responding very slow over localhost
...know what the problem is. WAMP was very slow, so I reformatted my computer and installed WAMP. Still, accessing localhost is very, very slow, and sometimes it doesn't even load at all. I even removed it and replaced it with XAMPP, but I still got the same result. What might possibly be the problem? ...
Is there a standardized method to swap two variables in Python?
... As far as I understand, swapping two variables in this way does NOT use extra memory, just memory for 2 variables themselves, am I right ?
– Catbuilts
May 11 '19 at 13:25
...
How to split a string in Java
I have a string, "004-034556" , that I want to split into two strings:
35 Answers
35
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Difference between getAttribute() and getParameter()
...erver. For example http://example.com/servlet?parameter=1. Can only return String
getAttribute() is for server-side usage only - you fill the request with attributes that you can use within the same request. For example - you set an attribute in a servlet, and read it from a JSP. Can be used for any...