by: Dan Perl |
last post by:
There is something with initializing mutable class attributes that I am
struggling with. I'll use an example to explain:
class Father:
attr1=None # this is OK
attr2= # this is wrong...
|
by: Bryan Parkoff |
last post by:
I have created three classes according to my own design. First class
is called CMain. It is the Top Class. Second class and third class are
called CMemory and CMPU. They are the sub-classes....
|
by: Fabian Müller |
last post by:
Hi all,
my question is as follows:
If have a class X and a class Y derived from X.
Constructor of X is X(param1, param2) .
Constructor of Y is Y(param1, ..., param4) .
|
by: kuvpatel |
last post by:
Hi
I want to refer a class called LogEvent, and use one of its methods called
WriteMessage without actually having to create an instance of Logevent.
I have tried using the word sealed with...
|
by: hazz |
last post by:
The following classes follow from the base class ' A ' down to the derived class ' D ' at the bottom of the inheritance chain.
I am calling the class at the bottom, "public class D" from a client...
|
by: G. Purby |
last post by:
What is the proper way of defining a class that inherits from a base class
that has no constructor with 0 arguments?
The following code generates compiler error CS1501, "No overload for method...
|
by: John |
last post by:
Hi,
Maybe someone can help me with the following:
"The first task by any derived class constructor is to call it’s direct or
indirect base class constructor implicitly or explicitly", reads the...
|
by: TEK |
last post by:
Hello
We're having a issue with a part of our app that is very strange, and
I'm unable to see that it should be possible.
We have:
A collection (ActivityCollection) that is inherited from a...
|
by: Joel |
last post by:
Is it true that if we don't specify a default constructor for
our class, then the C# compiler provides us with its own
that zeroes (or assigns default values) to the data members?
I wrote a...
|
by: Sanders Kaufman |
last post by:
I'm wondering if I'm doing this right, as far as using another class
object as a PHP class property.
class my_baseclass {
var $Database;
var $ErrorMessage;
var $TableName;
var $RecordSet;...
|
by: CloudSolutions |
last post by:
Introduction:
For many beginners and individual users, requiring a credit card and email registration may pose a barrier when starting to use cloud servers. However, some cloud server providers now...
|
by: ryjfgjl |
last post by:
In our work, we often need to import Excel data into databases (such as MySQL, SQL Server, Oracle) for data analysis and processing. Usually, we use database tools like Navicat or the Excel import...
|
by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
|
by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
|
by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
|
by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
|
by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
|
by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
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