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How would you do a “not in” query with LINQ?
... in query) Console.WriteLine( c );
from The NOT IN clause in LINQ to SQL by Marco Russo
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JPA getSingleResult() or null
...n it doesn't exist or update it if it does. To enable this, I have to findByIdAndForeignKey , if it returned null insert if not then update. The problem is how do I check if it exists? So I tried getSingleResult . But it throws an exception if the
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How to add external library in IntelliJ IDEA?
...here today are most probably using an IDE that supports this simple method by now
– German
Jun 23 '15 at 13:47
4
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Python hashable dicts
...practice either approach should work, though this one might be slowed down by making an unneeded itermediate list -- fixable by s/items/iteritems/ -- assuming Python 2.* as you don't say;-).
– Alex Martelli
Jul 20 '09 at 4:48
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How to pass parameters to a view
...s;
_.bindAll(this, 'render');
},
or use some finer ways as described by @Brave Dave.
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Maintaining the final state at end of a CSS3 animation
...ill-mode: forwards;
The element will retain the style values that is set by the last keyframe (depends on animation-direction and animation-iteration-count).
Note: The @keyframes rule is not supported in Internet Explorer 9 and earlier versions.
Working example
div {
width: 100px;
hei...
convert a JavaScript string variable to decimal/money
...
Yes -- parseFloat.
parseFloat(document.getElementById(amtid4).innerHTML);
For formatting numbers, use toFixed:
var num = parseFloat(document.getElementById(amtid4).innerHTML).toFixed(2);
num is now a string with the number formatted with two decimal places.
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CAP theorem - Availability and Partition Tolerance
...ween all nodes, and maintains partition tolerance (preventing data desync) by becoming unavailable when a node goes down.
AP - nodes remain online even if they can't communicate with each other and will resync data once the partition is resolved, but you aren't guaranteed that all nodes will have th...
Java: Integer equals vs. ==
...ch caches small integers.
If the value p being boxed is true, false, a byte, a char in the range \u0000 to \u007f, or an int or short number between -128 and 127, then let r1 and r2 be the results of any two boxing conversions of p. It is always the case that r1 == r2.
Resources :
JLS - Bo...
Is the 'type' attribute necessary for tags?
...o the JavaScript Script top-level production. Classic scripts are affected by the charset, async, and defer attributes. Authors should omit the attribute, instead of redundantly giving a JavaScript MIME type.
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