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How to search in array of object in mongodb
...ay is:
db.users.find({awards: {$elemMatch: {award:'National Medal', year:1975}}})
$elemMatch allows you to match more than one component within the same array element.
Without $elemMatch mongo will look for users with National Medal in some year and some award in 1975s, but not for users with Na...
Animation CSS3: display + opacity
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119
Based on Michaels answer this is the actual CSS code to use
.parent:hover .child
{
display:...
WPF: How to display an image at its original size?
...g out that if the image's DPI is different from the monitor's DPI (usually 96), WPF will automatically resize the image, as it tries to be DPI-independent.
EDIT
The MSDN link is broken, here is the new link:
MSDN Blog - Blurry Bitmaps. Let's keep the old link around to be used for archive.org, i...
How do I set a conditional breakpoint in gdb, when char* x points to a string whose value equals “he
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199
You can use strcmp:
break x:20 if strcmp(y, "hello") == 0
20 is line number, x can be any fi...
How to test if a double is an integer
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answered Mar 27 '12 at 22:19
maxhudmaxhud
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How to remove a key from Hash and get the remaining hash in Ruby/Rails?
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answered Jun 19 '12 at 17:03
Peter BrownPeter Brown
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How to set enum to null
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MikeTheLiar
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answered Dec 2 '10 at 16:23
Rodney S. FoleyRodn...
How to empty/destroy a session in rails?
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answered Mar 9 '10 at 0:06
GdeglinGdeglin
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Crontab Day of the Week syntax
... Sunday
Graphically:
┌────────── minute (0 - 59)
│ ┌──────── hour (0 - 23)
│ │ ┌────── day of month (1 - 31)
│ │ │ ┌──── month (1 - 12)
│ │ │ │ ┌── day of week (0 - 6 => Sunday - Saturday, or
│...
Get value from hidden field using jQuery
... Please check for the updated question stackoverflow.com/questions/3091670/…
– X10nD
Jun 22 '10 at 9:03
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