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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
...tag.html_safe would rais an error. Putting it in "#{html_tag}" implicitly calls html_tag.to_s, which hopefully will return a string, which will then be able to respond to html_safe
– sockmonk
Nov 4 '13 at 21:52
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How can I catch all the exceptions that will be thrown through reading and writing a file?
In Java, is there any way to get(catch) all exceptions instead of catch the exception individually?
7 Answers
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List files ONLY in the current directory
In Python, I only want to list all the files in the current directory ONLY. I do not want files listed from any sub directory or parent.
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In MySQL what does “Overhead” mean, what is bad about it, and how to fix it?
...e used to run some of the queries, so you should only worry if this gets really high.
You can compare 'Optimizing the table' with the defragmenting of your hard drive.
I quote:
Every database will, over time,
require some form of maintenance to
keep it at an optimal performance
level....
Prevent Default on Form Submit jQuery
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I believe that the above answers is all correct, but that doesn't point out why the submit method doesn't work.
Well, the submit method will not work if jQuery can't get the form element, and jQuery doesn't give any error about that. If your script is placed i...
AVD Manager - Cannot Create Android Virtual Device
I just installed the Android Eclipse Plugin and the Android SDK from Google yesterday. I open the AVD Manager window by going to Window -> Android Virtual Device Manager . I then click "New" and am presented with the "Create new Android Virtual Device (AVD)" window. The problem is, I can't get t...
In what order do static/instance initializer blocks in Java run?
... or to access a static method or field.
So, for multiple classes, this totally depends on the code that's run to cause those classes to get loaded.
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Force “git push” to overwrite remote files
...gin master). Leaving off <remote> and <branch> will force push all local branches that have set --set-upstream.
Just be warned, if other people are sharing this repository their revision history will conflict with the new one. And if they have any local commits after the point of change...
django templates: include and extends
...ngo doesn't know what to do with it.
The Django documentation has a few really good examples of using blocks to replace blocks in the parent template.
https://docs.djangoproject.com/en/dev/ref/templates/language/#template-inheritance
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How to detect Windows 64-bit platform with .NET?
...tPtr.Size), and if you are running in a 32-bit process, you still have to call the Win API function IsWow64Process. If this returns true, you are running in a 32-bit process on 64-bit Windows.
Microsoft's Raymond Chen:
How to detect programmatically whether you are running on 64-bit Windows
My solut...