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Can you do greater than comparison on a date in a Rails 3 search?
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is that safe ? i mean if p[:date] came from user input, can it cause an SQL injection ?
– MhdSyrwan
Jul 8 '12 at 14:55
7
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Matplotlib transparent line plots
...ally depends on what functions you're using to plot the lines, but try see if the on you're using takes an alpha value and set it to something like 0.5. If that doesn't work, try get the line objects and set their alpha values directly.
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How to cast/convert pointer to reference in C++
...es this seems to be the problem - I guess its an issue to take to MetaSO - if someone hasn't raised it there already.
– Ricibob
Apr 16 '12 at 21:47
5
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PHP cURL HTTP CODE return 0
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If you connect with the server, then you can get a return code from it, otherwise it will fail and you get a 0. So if you try to connect to "www.google.com/lksdfk" you will get a return code of 400, if you go directly to goog...
CSS strikethrough different color from text?
...in HTML5 (see also W3.org). The recommended approach is to use <del> if a true meaning of deletion is intended, or otherwise to use an <s> element or style with text-decoration CSS as in the first example here.)
To make the strikethrough appear for a:hover, an explicit stylesheet (decla...
What do the python file extensions, .pyc .pyd .pyo stand for?
...nput source code that you've written.
.pyc: This is the compiled bytecode. If you import a module, python will build a *.pyc file that contains the bytecode to make importing it again later easier (and faster).
.pyo: This was a file format used before Python 3.5 for *.pyc files that were created wi...
PHP Remove elements from associative array
...key as index, and the value as... the value ?
Wouldn't it be a lot easier if your array was declared like this :
$array = array(
1 => 'Awaiting for Confirmation',
2 => 'Asssigned',
3 => 'In Progress',
4 => 'Completed',
5 => 'Mark As Spam',
);
That would al...
How do I install a plugin for vim?
...do
vim_dir = File.expand_path("~/.vim")
plugin_dir = Dir.pwd
if not (FileTest.exists? File.join(plugin_dir,".git") or
FileTest.exists? File.join(plugin_dir,".svn") or
FileTest.exists? File.join(plugin_dir,".hg"))
puts "#{plugin_dir} isn't a source controlled d...
Pandoc markdown page break
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Both work (thanks!), but what's the difference between the two or are they exactly equivalent?
– Kalin
May 16 '14 at 1:00
15
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Iterate through the fields of a struct in Go
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v.Field(i).Interface() panics if you try to access non exported private fields. Just be careful :)
– Tarion
Mar 9 '17 at 11:03
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