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Call a function from another file?
...d file.py while importing. Just write from file import function, and then call the function using function(a, b). The reason why this may not work, is because file is one of Python's core modules, so I suggest you change the name of your file.
Note that if you're trying to import functions from a.p...
How to detect a loop in a linked list?
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Also need to do a null-check on fast.next before calling next again: if(fast.next!=null)fast=fast.next.next;
– cmptrgeekken
Apr 18 '10 at 17:27
12
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How to declare strings in C [duplicate]
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This link should satisfy your curiosity.
Basically (forgetting your third example which is bad), the different between 1 and 2 is that 1 allocates space for a pointer to the array.
But in the code, you can manipulate them as pointers all the same -- only thing, you cann...
How to send an object from one Android Activity to another using Intents?
...out.writeInt(mData);
}
// this is used to regenerate your object. All Parcelables must have a CREATOR that implements these two methods
public static final Parcelable.Creator<MyParcelable> CREATOR = new Parcelable.Creator<MyParcelable>() {
public MyParcelable createF...
Calculate the number of business days between two dates?
...ad such a task before and I've got the solution.
I would avoid enumerating all days in between when it's avoidable, which is the case here. I don't even mention creating a bunch of DateTime instances, as I saw in one of the answers above. This is really waste of processing power. Especially in the r...
How to prompt for user input and read command-line arguments [closed]
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You don't have to use str() in print concatenation since all entered data will be str(ing) type by default (even numbers).
– Goujon
Nov 8 '17 at 11:50
add a ...
val() doesn't trigger change() in jQuery [duplicate]
...the user types into the input and then the input loses focus.
You can manually call the onchange event using after setting the value:
$("#mytext").change(); // someObject.onchange(); in standard JS
Alternatively, you can trigger the event using:
$("#mytext").trigger("change");
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How to tell if node.js is installed or not
I've recently installed node.js and I have no idea how to run applications. I installed node.js but couldn't find further instructions. What does one really need to do? I wanted to see if it was actually working. So I executed a script called hello.js. It went as such:
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Chrome extension: accessing localStorage in content script
...xtension context, so you don't need content scripts or messaging. You can call localStorage directly from the options page or use chrome.extension.getBackgroundPage from the options page.
– Mohamed Mansour
Jul 23 '11 at 12:43
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How to execute mongo commands through shell scripts?
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For .find() operations, you need to call an operation on the result object to print the documents, such as toArray() or shellPrint(). e.g., mongo userdb --eval "printjson(db.users.find().toArray())"
– Gingi
Jun 19 '14 at 15...