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How can I avoid running ActiveRecord callbacks?
...save the models without having the callbacks run. Is there a simple way to do that? Something akin to...
27 Answers
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How do you scroll up/down on the Linux console?
I recognize that Up / Down will give you the command history. But, how do you look at past output by scrolling up and down?
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Split value from one field to two
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Unfortunately MySQL does not feature a split string function. However you can create a user defined function for this, such as the one described in the following article:
MySQL Split String Function by Federico Cargnelutti
With that function...
Calculate RSA key fingerprint
I need to do the SSH key audit for GitHub, but I am not sure how do find my RSA key fingerprint. I originally followed a guide to generate an SSH key on Linux.
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How do I wrap text in a UITableViewCell without a custom cell
...s.
The next part is to specify how large your UITableViewCell will be, so do that in your heightForRowAtIndexPath function:
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
NSString *cellText = @"Go get some text for your cell.";
UIFont *cell...
How and why do I set up a C# build machine? [closed]
...team on a C# project. I've proposed setting up a build machine which will do nightly builds and tests of the project, because I understand that this is a Good Thing. Trouble is, we don't have a whole lot of budget here, so I have to justify the expense to the powers that be. So I want to know:
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Should the hash code of null always be zero, in .NET
...his MSDN entry goes into more detail around the hash code. Poignantly, the documentation does not provide any coverage or discussion of null values at all - not even in the community content.
To address your issue with the enum, either re-implement the hash code to return non-zero, add a default "u...
Can HTML checkboxes be set to readonly?
...s I'm not putting my money where my mouth was (so to speak) setting the readonly attribute doesn't actually seem to do anything.
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IE8 support for CSS Media Query
Does IE8 not support the following CSS media query:
11 Answers
11
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Stop Chrome Caching My JS Files
...Developer Tools | Network | Disable cache (while DevTools is open)
For windows, this is F12 or CTRL + SHIFT + I while on mac CMD + SHIFT + I opens up DevTools.
New path for Chrome Update Sept 2018:
Click settings icon on the top right corner ... | Settings | Preferences | Developer Tools | Netwo...