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jquery if div id has children
...length should be called instead of size() per jQuery docs here: api.jquery.com/size
– Brian Chavez
May 7 '11 at 5:06
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Escape quote in web.config connection string
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Drawing a connecting line between two elements [closed]
How can I drawing a line between two or more elements to connect them? Any combination of HTML/CSS/JavaScript/SVG/Canvas is fine.
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Should I be concerned about excess, non-running, Docker containers?
Every docker run command, or every RUN command inside a Dockerfile, creates a container. If the container is no longer running it can still be seen with docker ps -a .
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What's the $unwind operator in MongoDB?
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First off, welcome to MongoDB!
The thing to remember is that MongoDB employs an "NoSQL" approach to data storage, so perish the thoughts of selects, joins, etc. from your mind. The way that it stores your data is in the form of documents...
Adding hours to JavaScript Date object?
... Works like a charm! Thank you
– moreirapontocom
Oct 24 '19 at 2:29
if per say you were adding an hour causing...
Why can't I center with margin: 0 auto?
...ock-level
* element. It is still good to use display: inline on it to overcome a bug
* in IE6 and below that doubles horizontal margins for floated elements)
* The styles below is the full style for the list-items.
*/
#header ul li {
color:#CCCCCC;
display:inline;
font-size:20px;
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How do I calculate the normal vector of a line segment?
...ight angle lines, hence dy' = dx' * (-dx/dy) and dx' = dy' * (-dy/dx), how come in your equation normal.x = x' = -dy?
– legends2k
Jan 25 '13 at 8:53
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sqlalchemy flush() and get inserted id?
...mediately within the flush() process as they are generated, and no call to commit() should be required. So the answer here lies in one or more of the following:
The details of your mapping
If there are any odd quirks of the backend in use (such as, SQLite doesn't generate integer values for a com...
In JavaScript, is returning out of a switch statement considered a better practice than using break?
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