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Select elements by attribute in CSS
Is it possible to select elements in CSS by their HTML5 data attributes (for example, data-role )?
5 Answers
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Attach a file from MemoryStream to a MailMessage in C#
I am writing a program to attach a file to email. Currently I am saving file using FileStream into disk, and then I use
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Set cursor position on contentEditable
I am after a definitive, cross-browser solution to set the cursor/caret position to the last known position when a contentEditable='on' regains focus. It appears default functionality of a content editable div is to move the caret/cursor to the beginning of the text in the div each time you click ...
Get the value of checked checkbox?
...var checkedValue = $('.messageCheckbox:checked').val();
Pure javascript without jQuery:
var checkedValue = null;
var inputElements = document.getElementsByClassName('messageCheckbox');
for(var i=0; inputElements[i]; ++i){
if(inputElements[i].checked){
checkedValue = inputElement...
IN vs OR in the SQL WHERE Clause
When dealing with big databases, which performs better, IN or OR in the SQL Where -clause?
6 Answers
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What is the difference between Serializable and Externalizable in Java?
...lementating java.io.Serializable, you get "automatic" serialization capability for objects of your class. No need to implement any other logic, it'll just work. The Java runtime will use reflection to figure out how to marshal and unmarshal your objects.
In earlier version of Java, reflection was v...
How do I convert a double into a string in C++?
...e a double as a string. I know I can use printf if I wanted to display it, but I just want to store it in a string variable so that I can store it in a map later (as the value , not the key ).
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getting type T from IEnumerable
...,
IEnumerable<string> strings = new List<string>();
Console.WriteLine(strings.GetType().GetGenericArguments()[0]);
prints System.String.
See MSDN for Type.GetGenericArguments.
Edit: I believe this will address the concerns in the comments:
// returns an enumeration of T where o : I...
How can I check which version of Angular I'm using?
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Edit: When this answer was written, there was only AngularJS 1.x. Look in the answers below for Angular versions >= 2.
AngularJS does not have a command line tool.
You can get the version number from the JavaScript file it...
Printing Lists as Tabular Data
I am quite new to Python and I am now struggling with formatting my data nicely for printed output.
13 Answers
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