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Setting the filter to an OpenFileDialog to allow the typical image formats?
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I love this so much that I've converted it into the world's most disgusting one-liner! Dim ofd As New OpenFileDialog() With {.Filter = ImageCodecInfo.GetImageEncoders().Aggregate("All Files (*.*)|*.*", Function(s, c) $"{s}|{c.CodecName.Substring(8).Replac...
What does the question mark operator mean in Ruby?
...ever there are several other uses of the ? in Ruby (is a ternary operator, converting a character to its ASCII integer, usage in test, in RegEx'es, etc.) many of which are covered in the other answers here.
– Karl Wilbur
Sep 11 '15 at 20:36
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Regular expression to match URLs in Java
...egexBuddy. However, when I copied it as Java String flavor and pasted it into Java code, it does not work. The following class prints false :
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java.util.regex - importance of Pattern.compile()?
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The compile() method is always called at some point; it's the only way to create a Pattern object. So the question is really, why should you call it explicitly? One reason is that you need a reference to the Matcher object so you can use its methods, like group(int) to r...
Duplicate AssemblyVersion Attribute
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When converting an older project to .NET Core, most of the information that was in the AssemblyInfo.cs can now be set on the project itself. Open the project properties and select the Package tab to see the new settings.
The ...
Get notified when UITableView has finished asking for data?
...plete the loading process before it ended. But Apple changed it at some point. Now the UITableView class can cache the reloadData call with all the row insert and delete calls. If you look at the @interface declaration for UITableView, you will find NSMutableArray member _reloadItems right under ...
Are nullable types reference types?
When I declare an int as nullable
6 Answers
6
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jQuery.inArray(), how to use it right?
... bit fancy you can use the bitwise not (~) and logical not(!) operators to convert the result of the inArray function to a boolean value.
if(!!~jQuery.inArray("test", myarray)) {
console.log("is in array");
} else {
console.log("is NOT in array");
}
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How to add double quotes to a string that is inside a variable?
...in database.....and while fetching it retrieves the same.... now trying to convert it....well I got the answer - str.Replace("\\\"", "\""); ...... anyways thanks for your reply ....
– Anil Purswani
Sep 30 '14 at 10:42
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How to make type=“number” to positive numbers only
...001" will help in most cases. More than 6 decimal places, JavaScript will convert it to exponent format.
– MarkMYoung
Jun 2 '16 at 20:32
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