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Replace a value if null or undefined in JavaScript
...ply the ?? C# operator to JavaScript and I don't know how.
Consider this in C#:
5 Answers
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JavaScript: filter() for Objects
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Never ever extend Object.prototype.
Horrible things will happen to your code. Things will break. You're extending all object types, including object literals.
Here's a quick example you can try:
// Extend Object.prototype
Object.prototype.extended = "I'm everywhere!...
How do I remove a substring from the end of a string in Python?
I have the following code:
22 Answers
22
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How do I turn off PHP Notices?
I've already commented out display_errors in php.ini , but is not working.
16 Answers
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CSS for grabbing cursors (drag & drop)
...the whole screen around. So I want the cursor to change when they're hovering over the background. The -moz-grab and -moz-grabbing CSS cursors are ideal for this. Of course, they only work in Firefox... are there equivalent cursors for other browsers? Do I have to do something a little more...
How to truncate a foreign key constrained table?
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You cannot TRUNCATE a table that has FK constraints applied on it (TRUNCATE is not the same as DELETE).
To work around this, use either of these solutions. Both present risks of damaging the data integrity.
Option 1:
Remove constraints
Perform TRUNCATE
Delete manually...
What is /dev/null 2>&1?
I found this piece of code in /etc/cron.daily/apf
7 Answers
7
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How to forward declare a C++ template class?
Given a template class like the following:
3 Answers
3
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Android global variable
How can I create global variable keep remain values around the life cycle of the application regardless which activity running.
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What is the difference between background and background-color
What's the difference between specifying a background color using background and background-color ?
17 Answers
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