overwriting

Java overloading vs overwriting

Hi I just want to make sure I have these concepts right. Overloading in java means that you can have a constructor or a method with different number of arguments or different data types. i.e public void setValue(){ this.value = 0; } public void setValue(int v){ this.value = v; } How about this method? Would it still be consider...

Overwriting Native Methods in Javascript

I'm doing some analysis of some Javascript and I want to keep javascript enabled, but disable all alert() boxes and self.location redirects. Currently I'm using a regex proxy, but that seems like overkill. I can override some native methods but not others in Firefox i.e. window.alert = function('') { return null; } alert('test!') // w...

PHP Array overwriting values but need to add to array

The array: Array ( [0] => Array ( [0] => Service Simulators [1] => Array ( [0] => 1.php [1] => Title 1 ) ) [1] => Array ( [0] => Service Simulators [1] => Array ( ...

Stop users overwriting each other

Hey, I'm wanting to stop two users accidently overwriting each other when updating a record. That is to say two users load a page with record A on it. User one updates record to AB and user two updates it to AC. I don't just want the last to hit the database to override. I need a mechanism to say the record has been updated so yours c...

java - unwanted object overwriting

Hello everyone! I'm trying to make a program that solves the logic wheels puzzle. I construct the root node and I try to produce the different child-nodes that are produced by making different moves of the wheels. The problem is that while I try to produce the children, the root node is overwrited,and everything is messed-up and I really...

How to overwrite an excel application without prompting the users..

Can anyone help me on how can I overwrite the excel file without prompting the users in VB.Net.. I have try this code but It doesn't work.. Dim xlsApp As New Excel.Application Dim xlsBook As Excel.Workbook Dim xlsSheet As Excel.Worksheet Dim dir As String = Application.StartupPath & "\Template\SampleTemplate.xls" xlsBook = GetObject(di...

AWS S3 with Rails problems with caching and reloading.

I have a bit of code like so which works fine if the file in question doesn't already exist. if AWS::S3::S3Object.exists? file_name, bucket.name + path_to_images puts "file exists (deleting)" AWS::S3::S3Object.delete file_name, bucket.name + path_to_images, :force => true end AWS::S3::S3Object.store file_name, File.read(file_pa...

QFile/QDataStream writing on existing data

Hello, I have got a file which is let's say 8 bytes length. For example it looks like that: 22222222 Now, I read first let's say 5 bytes and changing them. For ex. to 11111 Finally, I want to write them ONTO EXCISTING DATA to the file, so I expect the file to look like that: 11111222 But I get only 11111, because file is erased. Ho...

Overwriting Constructor of a class from outisde

So, the question is simple to aks: How can I overwrite the constructor of a class from the outside. The Problem itself is, that i have a class which is already compiled, and it already has some constructors, but those idiots of coders removed a constructor, so i am now unable to XML(de)Serialize it... So what they have done is this: The...