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Move an item inside a list?
...already in the list to the specified position, you would have to delete it and insert it at the new position:
l.insert(newindex, l.pop(oldindex))
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Add a prefix string to beginning of each line
...can use any other character not in prefix, or
escape the /, so the sed command becomes
's#^#/opt/workdir#'
# or
's/^/\/opt\/workdir/'
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Error: “The node to be inserted is from a different document context”
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@BDotA true if you want to import the node and all its children; false if you just want to import the top-level node.
– Rex M
Jun 10 '10 at 23:28
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in Ipython notebook / Jupyter, Pandas is not displaying the graph I try to plot
I am trying to plot some data using pandas in Ipython Notebook, and while it gives me the object, it doesn't actually plot the graph itself. So it looks like this:
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How to conditionally push an item in an observable array?
...itemToAdd);
}
If the two are not actually a reference to the same object and you want to run custom comparison logic, then you can use ko.utils.arrayFirst like:
var match = ko.utils.arrayFirst(myObservableArray(), function(item) {
return itemToAdd.id === item.id;
});
if (!match) {
myObserv...
How do I check to see if a value is an integer in MySQL?
I see that within MySQL there are Cast() and Convert() functions to create integers from values, but is there any way to check to see if a value is an integer? Something like is_int() in PHP is what I am looking for.
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What is the HTML tag “div” short for?
...<div> tag short for? Is it "division"? I've looked around Google and SO and haven't found an answer.
3 Answers
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Find text string using jQuery?
... which you probably don't want. That's why most of the examples at jQuery and other places use $('div:contains("I am a simple string")')
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How do I do a bulk insert in mySQL using node.js
... confusing to me. Why does the array have to be [[['a', 'b'], ['c', 'd']]] and not [['a', 'b'], ['c', 'd']] like the documentation says?
– Victorio Berra
Aug 21 '15 at 14:57
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In JavaScript, is returning out of a switch statement considered a better practice than using break?
... I wasn't using your example, just the technique. Look at my question and click the link to my jsFiddle to see what I'm talking about.
– Code Maverick
May 24 '11 at 19:19
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