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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
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You should override ActionView::Base.field_error_proc. It's currently defined as this within ActionView::Base:
@@field_error_proc = Proc.new{ |html_tag, instance|
"<div class=\"field_with_errors\">#{html_tag}</div>".html_safe
}
You can override it by...
Filtering DataGridView without changing datasource
...ng user control in C# Visual Studio 2010 - a kind of "quick find" textbox for filtering datagridview. It should work for 3 types of datagridview datasources: DataTable, DataBinding and DataSet.
My problem is with filtering DataTable from DataSet object, which is displayed on DataGridView.
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Shrink a YouTube video to responsive width
...uTube video embedded on our website and when I shrink the screen to tablet or phone sizes it stops shrinking at around 560px in width. Is this standard for YouTube videos or is there something that I can add to the code to make it go smaller?
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How can I exclude directories from grep -R?
I want to traverse all subdirectories, except the "node_modules" directory.
13 Answers
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Why should I use IHttpActionResult instead of HttpResponseMessage?
...o I wanted to post it showing that you don't necesarily have to choose one or the other:
public IHttpActionResult SomeAction()
{
IHttpActionResult response;
//we want a 303 with the ability to set location
HttpResponseMessage responseMsg = new HttpResponseMessage(HttpStatusCode.RedirectMet...
How do I turn off the unlimited whitespace in IntelliJ editor?
How do I remove the ability to move the cursor after then end of line in IntelliJ?
6 Answers
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Where can I view Tomcat log files in Eclipse?
... double-click the Tomcat server you're running. The access log files are stored relative to the path in the "Server path" field, which itself is relative to the workspace path.
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Difference between array_push() and $array[] =
...all, as PHP has to look up the function reference, find its position in memory and execute whatever code it defines.
Using $arr[] = 'some value'; does not require a function call, and implements the addition straight into the data structure. Thus, when adding a lot of data it is a lot quicker and r...
Check if a file exists with wildcard in shell script [duplicate]
...timization that also relies on glob expansion, but avoids the use of ls:
for f in /path/to/your/files*; do
## Check if the glob gets expanded to existing files.
## If not, f here will be exactly the pattern above
## and the exists test will evaluate to false.
[ -e "$f" ] &&...
Purpose of memory alignment
Admittedly I don't get it. Say you have a memory with a memory word of length of 1 byte. Why can't you access a 4 byte long variable in a single memory access on an unaligned address(i.e. not divisible by 4), as it's the case with aligned addresses?
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