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CSS filter: make color image with transparency white
...ich contains
the respective RGBA values for every pixel
in the selected region of the context
(note i+=4 in the loop)
*/
for (var i = 0; i < imgData.data.length; i+=4) {
imgData.data[i] = 255; //Red, 0-255
imgData.data[i+1] = 255; //Green, 0-255
imgDa...
application/x-www-form-urlencoded or multipart/form-data?
...will fail.
The key is to choose an encoding and a boundary such that your selected boundary characters cannot appear in the encoded output. One simple solution is to use base64 (do not use raw binary). In base64 3 arbitrary bytes are encoded into four 7-bit characters, where the output character se...
Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?
...pport for tuples in C#:
private var GetDesserts()
{
return _icecreams.Select(
i => new { icecream = i, topping = new Topping(i) }
);
}
public void Eat()
{
foreach (var dessert in GetDesserts())
{
dessert.icecream.AddTopping(dessert.topping);
dessert.Eat()...
What is the difference between properties and attributes in HTML?
...in only one kind of value in the DOM, while some attributes (e.g. checked, selected) to retain two values; that is, the value "when it was loaded" and the value of the "dynamic state". (Isn't the DOM supposed to be to represent the state of the document to its full extent?)
It is absolutely essenti...
What is the significance of 1/1/1753 in SQL Server?
...imply use the Gregorian Calendar.
So with the greater range of datetime2
SELECT CONVERT(VARCHAR, DATEADD(DAY,-5,CAST('1752-09-13' AS DATETIME2)),100)
Returns
Sep 8 1752 12:00AM
One final point with the datetime2 data type is that it uses the proleptic Gregorian calendar projected backwards t...
When to use , tag files, composite components and/or custom components?
...ent which represents a single java.util.Date property by 3 dependent <h:selectOneMenu> components, or a component which combines <p:fileUpload> and <p:imageCropper> into a single <my:uploadAndCropImage> referring a single custom com.example.Image entity as property.
Examples:...
Is there ever a time where using a database 1:1 relationship makes sense?
...re is a larger set of data that needs to be collected, if and only if they select to have health coverage. I would keep the demographic data regarding health coverage in a different table to both give easier security partitioning and to avoid hauling that data around in queries unrelated to insuranc...
When should I use malloc in C and when don't I?
...y, but of course you don't know the file's size in advance, since the user selects the file on the spot, at runtime. So basically you need malloc when you don't know the size of the data you're working with in advance. At least that's one of the main reasons for using malloc. In your example with a ...
What is the difference between customErrors and httpErrors?
... the Debugging Properties 2.) under "Error Pages / Edit Feature Settings", select "Detailed errors". 3.) disable "Show friendly HTTP error messages" in IE stackoverflow.com/questions/2640526/…
– Kiquenet
Oct 6 '15 at 19:38
...
Entity Framework and Connection Pooling
...ies and store them at once. This is called Unit of Work pattern. You can't selectively say which modified attached entity you want to save.
Combine these two patterns and you will see some interesting effects. You have only one instance of entity for the whole application. Any changes to the entity...