Send values from one form to another form

Send values from one form to another form

I want to pass values between two Forms (c#). How can I do it?I have two forms: Form1 and Form2. Form1 contains one button. When I click on that button, Form2 should open and Form1 should be in inactive mode (i.e not selectable).Form2 conta

Deserializing polymorphic json classes without type information using json.net

Deserializing polymorphic json classes without type information using json.net

This Imgur api call returns a list containing both Gallery Image and Gallery Album classes represented in json.I cant see how to deserialize these automatically using Json.NET given that there is no $type property telling the deserializer w

What are the best practices for SQLite on Android?

What are the best practices for SQLite on Android?

What would be considered the best practices when executing queries on an SQLite database within an Android app?Is it safe to run inserts, deletes and select queries from an AsyncTask's doInBackground? Or should I use the UI Thread? I suppos

Collision detection with complex shapes

Collision detection with complex shapes

I am wanting to make a game that has each level loaded from an image.I want to draw up the whole level in Photoshop, and then set it as the background and allow the player to walk over it.I want another invisible image to go over top which

How to get the Android device's primary e-mail address

How to get the Android device's primary e-mail address

How do you get the Android's primary e-mail address (or a list of e-mail addresses)?It's my understanding that on OS 2.0+ there's support for multiple e-mail addresses, but below 2.0 you can only have one e-mail address per device. 1:The

Strict Standards: Only variables should be passed by reference

Strict Standards: Only variables should be passed by reference

$el = array_shift($instance->find(..))The above code somehow reports the strict standars warning,but this will not:function get_arr(){ return array(1,2);}$el = array_shift(get_arr());So when will it report the warning anyway? 1:Consid

How do I remove diacritics (accents) from a string in .NET?

How do I remove diacritics (accents) from a string in .NET?

I'm trying to convert some strings that are in French Canadian and basically, I'd like to be able to take out the French accent marks in the letters while keeping the letter. (E.g. convert é to e, so crème brûlée would become creme brulee)W

Error java.lang.OutOfMemoryError: GC overhead limit exceeded

Error java.lang.OutOfMemoryError: GC overhead limit exceeded

I get this error message as I execute my JUnit tests:java.lang.OutOfMemoryError: GC overhead limit exceededI know what an OutOfMemoryError is, but what does GC overhead limit mean? How can I solve this? 1:This message means that for some

How to apply bindValue method in LIMIT clause?

How to apply bindValue method in LIMIT clause?

Here is a snapshot of my code:$fetchPictures = $PDO->prepare("SELECT * FROM pictures WHERE album = :albumId ORDER BY id ASC LIMIT :skip, :max");$fetchPictures->bindValue(':albumId', $_GET['albumid'], PDO::PARAM_INT);if(isset

ROW_NUMBER() in MySQL

ROW_NUMBER() in MySQL

Is there a nice way in MySQL to replicate the SQL Server function ROW_NUMBER()?For example:SELECT col1, col2, ROW_NUMBER() OVER (PARTITION BY col1, col2 ORDER BY col3 DESC) AS intRowFROM Table1Then I could, for example, add a condit

What is a StackOverflowError?

What is a StackOverflowError?

What is a StackOverflowError, what causes it, and how should I deal with them? 1:Parameters and local variables are allocated on the stack (with reference types the object lives on the heap and a variable references that object). The sta

C++ compiler warning - returning local variable

C++ compiler warning - returning local variable

I'm simply trying to overload a + operator and I'm getting this compiler warningreference to local variable 'tmp' returnedHere is the code for the overloadconst Int& Int::operator+(const Int& p) const{ Int tmp = value + p.value; retur

FileOutputStream: Does the “close” method calls also “flush”?

FileOutputStream: Does the “close” method calls also “flush”?

I'm really confused about flush and close method.In my code I always close my FileOutputStream object. But I want to know that if I have to use flush method here, and where can I use it?I will write a project that download 4 or 5 files repe

C++: Create abstract class with abstract method and override the method in a subclass

C++: Create abstract class with abstract method and override the method in a subclass

How to create in C++ an abstract class with some abstract methods that I want to override in a subclass? How should the .h file look? Is there a .cpp, if so how should it look?In Java it would look like this:abstract class GameObject{ pu

Passing data in the body of a DELETE request

Passing data in the body of a DELETE request

I have two Spring MVC controller methods. Both receive the same data in the request body (in the format of an HTLM POST form: version=3&name=product1&id=2), but one method handles PUT requests and another DELETE:@RequestMapping(value = "aja

Does StringBuilder become immutable after a call to ToString?

Does StringBuilder become immutable after a call to ToString?

I distinctly remember from the early days of .NET that calling ToString on a StringBuilder used to provide the new string object (to be returned) with the internal char buffer used by StringBuilder. This way if you constructed a huge string

RestSharp Deserialization with JSON Array

RestSharp Deserialization with JSON Array

I have a JSON response that I'm trying to deserialize with RestSharp, and it looks like this:{"devices":[{"device":{"id":7,"deviceid":"abc123","name":"Name"}}, {"device":{"id":1,"deviceid":"def456","name":"Name"}}],

Java 8 (pre-release) interface member variables

Java 8 (pre-release) interface member variables

Are public members variables in Java 8 interfaces a feature or an implementation side-effect/defect?This question pertains to the pre-release Java 8 build lambda-8-b50-linux-x64-26_jul_2012.tar.gz.Java 8 introduces new features to interface

hex string to character in python

hex string to character in python

I have a hex string like: data = "437c2123"I want to convert this string to a sequence of characters according to the ASCII table.The result should be like: data_con = "C|!#"Can anyone tell me how to do this? 1:In [17]: data = "437c2123

iText – HTML to PDF - Image is not displayed in PDF

iText – HTML to PDF - Image is not displayed in PDF

I have a html page with text, image and I am parsing the HTML content to iText to generate the PDF. In the generated PDF,Included images are not getting displayed and , only the text is getting displayed. If I pass the absolute path like D:

What are the differences between typedef and using?

What are the differences between typedef and using?

What are the differences between usingtypedef Some::Nested::Namespace::TypeName TypeName;orusing Some::Nested::Namespace::TypeName;to provide the shorthand TypeName in the local scope? 1:typedef gives an alias name for the type. typed

Ensuring text wraps in a dataGridView column

Ensuring text wraps in a dataGridView column

I have dataGridView with a particular column. When I write long text in dataGridView it shows me a shortened version, with ellipses, because the column isn't wide enough to display the entire string.| textdsadasda... |What do I must to do

How to Use -confirm in PowerShell

How to Use -confirm in PowerShell

I'm trying to take user input and before proceeding I would like get a message on screen and than a confirmation, whether user wants to proceed or not. I'm using the following code but its not working:write-host "Are you Sure You Want To Pr

Radio group onclick event not firing, how do I tell which is selected?

Radio group onclick event not firing, how do I tell which is selected?

I'm using radio group but RadioGroup onClick event is not firing and the method getCheckedRadiobuttonID() is returning null. Here is the element in my layout: Methodpublic void onRGClick(View v) { Toast.makeText(this, "Test ", 1000).sh

ORMlite Android foreign key support

ORMlite Android foreign key support

I am not clever from ORMlite documentation. Is is possible to declare in class, that this parameter is foreign key?e.g. I have table Customer:@DatabaseTable(tableName = "customer")public class Customer { @DatabaseField(id = true) priv