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Create unique constraint with null columns
...just "bookmark" a page. Or, you could create sub-folders of bookmarks and title them different things. I want to allow users to favorite a recipe, or create sub-folders of favorites called menus.
– Mike Christensen
Nov 27 '11 at 23:32
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jQuery get the image src
...onsole.log('for relative image url ' + $('#imageId').attr('src'));
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<img id='imageId' src='images/image1.jpg' height='50px' width='50px'/>
<input type='button' onclick='showImgUrl()' ...
What 'sensitive information' could be disclosed when setting JsonRequestBehavior to AllowGet
...s user could include your JSON in the context of their own site by using a script tag in the HTML. e.g. on www.evil.com:
<script src="http://www.example.com/User/GetUser/32"></script>
This JavaScript should be useless to www.evil.com because there should be no way of reading the obje...
Suppress command line output
...2>&1
and all will be better.
That works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which was just redirected to the null device.
This syntax is (lo...
How to open every file in a folder?
I have a python script parse.py, which in the script open a file, say file1, and then do something maybe print out the total number of characters.
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How to convert a SVG to a PNG with ImageMagick?
...ike -resize 200 for width or -resize x200 for height. See: imagemagick.org/script/command-line-processing.php#geometry for exhaustive ImageMagick geometry options.
– John
Jan 11 '15 at 22:45
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Text border using css (border around text)
...: 0 0 2px #fff;
However it wont show in all browsers right away. Using a script library like Modernizr will help getting it right in most browsers though.
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Convert SVG to PNG in Python
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+1 because this is also extremely handy for shell scripting. See inkscape.org/doc/inkscape-man.html for full docs on Inkscape's command line.
– Prime
Jul 6 '13 at 23:24
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Best content type to serve JSONP?
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Use application/javascript. In that way, clients can rely on the content-type without having to manually check whether a response has padding or not.
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git: diff between file in local repo and origin
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For that I wrote a bash script:
#set -x
branchname=`git branch | grep -F '*' | awk '{print $2}'`
echo $branchname
git fetch origin ${branchname}
for file in `git status | awk '{if ($1 == "modified:") print $2;}'`
do
echo "PLEASE CHECK OUT GIT DIF...