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Why do enum permissions often have 0, 1, 2, 4 values?
Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ?
7 Answers
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sed edit file in place
I am trying to find out if it is possible to edit a file in a single sed command without manually streaming the edited content into a new file and then renaming the new file to the original file name. I tried the -i option but my Solaris system said that -i is an illegal option. Is there a d...
Difference between Node object and Element object?
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A node is the generic name for any type of object in the DOM hierarchy. A node could be one of the built-in DOM elements such as document or document.body, it could be an HTML tag specified in the HTML such as <input> or <p> or it could be a text no...
List goals/targets in GNU make that contain variables in their definition
... a fairly large makefile that creates a number of targets on the fly by computing names from variables. (eg foo$(VAR) : $(PREREQS)). Is there any way that gnu make can be convinced to spit out a list of targets after it has expanded these variables?
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SQL NVARCHAR and VARCHAR Limits
...000 max set for NVARCHAR(MAX) , but looking at the executed SQL in Server Profiler for the statement
5 Answers
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Center Oversized Image in Div
... center any huge element in the middle vertically and horizontally with respect to its parent no matter both of their sizes.
.parent {
position: relative;
overflow: hidden;
//optionally set height and width, it will depend on the rest of the styling used
}
.child {
position: absolu...
How to create a WPF UserControl with NAMED content
...t use a UserControl to do it.
Create a class that extends ContentControl
public class MyFunkyControl : ContentControl
{
public static readonly DependencyProperty HeadingProperty =
DependencyProperty.Register("Heading", typeof(string),
typeof(HeadingContainer), new PropertyMetad...
See changes to a specific file using git
...es for.
Normally, git diff by itself shows all the changes in the whole repository (not just the current directory).
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Why aren't pointers initialized with NULL by default?
Can someone please explain why pointers aren't initialized to NULL ?
Example:
15 Answers
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How to get a password from a shell script without echoing
I have a script that automates a process that needs access to a password protected system. The system is accessed via a command-line program that accepts the user password as an argument.
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