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HTML text input allow only numeric input
...ents below refer to an old version which messed around with keycodes.
JavaScript
Try it yourself on JSFiddle.
You can filter the input values of a text <input> with the following setInputFilter function (supports Copy+Paste, Drag+Drop, keyboard shortcuts, context menu operations, non-typeab...
Random date in C#
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One thing to consider between an iterator vs. a generator function is that the iterator solution will produce an IDisposable value. This forces the caller to dispose or pay the price of having a finalizer live in the GC. The generator needs no disposing
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Generate a random alphanumeric string in Cocoa
...th is constant, the range of characters used is limited (0-9, A-F, - = 17, vs 62 for a-Z. 0-9). This string is unique but predictable.
– amcc
Jul 2 '15 at 11:16
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What does it mean by select 1 from table?
... is "more obvious" immediately. Of course, that might be a viscous chicken vs. egg issue, but I don't generally dwell)).
SELECT * FROM TABLE1 T1 WHERE EXISTS (
SELECT 1 FROM TABLE2 T2 WHERE T1.ID= T2.ID
);
Basically, the above will return everything from table 1 which has a corresponding I...
How to change the output color of echo in Linux
...t Gray 0;37 White 1;37
And then use them like this in your script:
# .---------- constant part!
# vvvv vvvv-- the code from above
RED='\033[0;31m'
NC='\033[0m' # No Color
printf "I ${RED}love${NC} Stack Overflow\n"
which prints love in red.
From @james-lim's comment, if you...
How do I determine k when using k-means clustering?
... and keep removing centroids (reducing k) until it no longer reduces the description length. See "MDL principle for robust vector quantisation" by Horst Bischof, Ales Leonardis, and Alexander Selb in Pattern Analysis and Applications vol. 2, p. 59-72, 1999.
Finally, you can start with one cluster,...
Angular js init ng-model from default values
... $scope.card = data;
});
});
<input type="text" ng-model="card.description" />
If you absolutely MUST render your values into your HTML from your server, you could put them in a global variable and access them with $window:
In the header of your page you'd write out:
<head>
...
Select2 doesn't work when embedded in a bootstrap modal
...>
</div>
</div>
</div>
</div>
<script>
$(document).ready(function() {
$("#select2insidemodal").select2({
dropdownParent: $("#myModal")
});
});
</script>
This will attach the Select2 dropdown so it falls within the DOM of the modal rath...
Unix tail equivalent command in Windows Powershell
...ason not documented well in v2.
Here is an example
Get-Content -Path "C:\scripts\test.txt" -Wait
Once you run this, update and save the file and you will see the changes on the console.
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How to generate a git patch for a specific commit?
I need to write a script that creates patches for a list of SHA1 commit numbers.
10 Answers
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