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What exactly is a reentrant function?
... effect.
3. What exactly is the common thread between the six points mentioned that I should keep in mind while checking my code for reentrant capabilities?
You can smell a problem if your function has/gives access to a modifiable persistent resource, or has/gives access to a function that smells....
JQuery .on() method with multiple event handlers to one selector
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@Muers, it would also work and the questioner acknowledges so, but also believes that he should bind the event on the <table> instead of each individual <td> element, which is indeed the right way to go.
– Frédéric Hamidi
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Apply formula to the entire column
... Make sure you CLEAR your column data first and only apply your formula to one. The above answer with "ArrayFormula" seems to be able to apply a many cells to one formula, which is not what OP wanted.
– Thanasis Kapelonis
May 3 '16 at 18:03
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Rails: How can I set default values in ActiveRecord?
... in your migration also works part of the time... As has already been mentioned this will not work when you just call Model.new.
Overriding initialize can work, but don't forget to call super!
Using a plugin like phusion's is getting a bit ridiculous. This is ruby, do we really need a plugin just to...
Difference between Node object and Element object?
...generic name for any type of object in the DOM hierarchy. A node could be one of the built-in DOM elements such as document or document.body, it could be an HTML tag specified in the HTML such as <input> or <p> or it could be a text node that is created by the system to hold a block of ...
How do malloc() and free() work?
...found that is bigger than the needed memory, it is divided into two parts. One is returned to caller, the other is put back into the free list.
There are many different optimizations to this standard behaviour (for example for small chunks of memory). But since malloc and free must be so universal,...
Convert string[] to int[] in one line of code using LINQ
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Nice. Didn't know that one. +1
– spender
Aug 19 '09 at 0:17
The IL...
Is there an exponent operator in C#?
...s I found out you can do
4.95E-10;
Just thought I would add this for anyone in a similar situation that I was in.
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Is an array name a pointer?
...nt a[7];
a contains space for seven integers, and you can put a value in one of them with an assignment, like this:
a[3] = 9;
Here is a pointer:
int *p;
p doesn't contain any spaces for integers, but it can point to a space for an integer. We can, for example, set it to point to one of the p...
How to Deep clone in javascript
How do you deep clone a Javascript object?
19 Answers
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