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How do I check whether a file exists without exceptions?
How do I check if a file exists or not, without using the try statement?
39 Answers
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Bootstrapping still requires outside support
...language in itself. I was wondering how this could be accomplished and looked around a bit, and saw someone say that it could only be done by either
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Difference between style = “position:absolute” and style = “position:relative”
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Absolute positioning means that the element is taken completely out of the normal flow of the page layout. As far as the rest of the elements on the page are concerned, the absolutely positioned element simply doesn't exist. The element itself is then drawn separately, sort...
What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
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TryGetValue will be faster.
ContainsKey uses the same check as TryGetValue, which internally refers to the actual entry location. The Item property actually has nearly identical code functionality as TryGetValue, except that it will throw an exception instead ...
How to get ASCII value of string in C#
... need to loop through the chars in the word. Not sure how you got it to work. Helped the OP though which is what matters.
– NikosV
Sep 22 '18 at 9:35
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How can I embed a YouTube video on GitHub wiki pages?
I am fairly new to markup (though it's extremely easy to pickup). I am working on a package and am trying to get the wiki pages looking nice as a help manual. I can insert a YouTube video link into the wiki page pretty easily but how do I embed a YouTube video. I know this may not be possible.
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how to iterate through dictionary in a dictionary in django template?
My dictionary looks like this(Dictionary within a dictionary):
3 Answers
3
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Is there a difference between using a dict literal and a dict constructor?
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I think you have pointed out the most obvious difference. Apart from that,
the first doesn't need to lookup dict which should make it a tiny bit faster
the second looks up dict in locals() and then globals() and the finds the b...
Get the first element of an array
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Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Sep 22 '10 at 16:04
blueyedblueyed
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How to insert a row in an HTML table body in JavaScript
...= document.createTextNode('New row');
newCell.appendChild(newText);
A working demo is here. Also, you can check the documentation of insertRow here.
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