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Adding a newline into a string in C#
...ot, there is never an excuse for being a bad programmer on purpose. If we know how to do it better we should. Besides imagine implementing this in a library which is being used in a core feature in a database system - you would want high performance.
– ワイきんぐ
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What is the fastest factorial function in JavaScript? [closed]
...4 = Math.exp(-(z + 5.5));
d = d1 * d2 * d3 * d4;
return d;
}
You can now do cool stuff like factorial(0.41), etc however accuracy might be a little off, after all, it is an approximation of the result.
share
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How to scroll to top of page with JavaScript/jQuery?
...to top of the page with a scroll effect is a bit more easier in javascript now with:
https://developer.mozilla.org/en-US/docs/Web/API/Window/scroll
There are 2 ways to use scroll API.
This is the method I recommend. Using an option object:
window.scroll(options)
This is a better option since you can...
Is there a way to detach matplotlib plots so that the computation can continue?
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print 'yay'
print 'computation continues...'
print 'that rocks.'
print 'Now lets wait for the graph be closed to continue...:'
p.join()
That has the overhead of launching a new process, and is sometimes harder to debug on complex scenarios, so I'd prefer the other solution (using matplotlib's n...
Redirect parent window from an iframe action
...ame origin policy applied, which previously made the answer incorrect, but now makes it correct and my comment wrong -_-.
– Parris
Mar 18 '15 at 9:12
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MySQL vs MySQLi when using PHP [closed]
...QL Improved Extension Overview, it should tell you everything you need to know about the differences between the two.
The main useful features are:
an Object-oriented interface
support for prepared statements
support for multiple statements
support for transactions
enhanced debugging capabiliti...
Another Repeated column in mapping for entity error
...placed JPA annotations on but did NOT define the relationships and you are now trying to define them for use in your code, then you might NOT be able to delete the customerId @Column since other code may directly reference it already. In that case, define the relationships as follows:
@ManyToOne(o...
Fastest way to iterate over all the chars in a String
...tarting from Java 9, the solution as described won't work anymore, because now Java will store strings as byte[] by default.
SECOND UPDATE: As of 2016-10-25, on my AMDx64 8core and source 1.8, there is no difference between using 'charAt' and field access. It appears that the jvm is sufficiently opt...
Query for documents where array size is greater than 1
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There's a more efficient way to do this in MongoDB 2.2+ now that you can use numeric array indexes in query object keys.
// Find all docs that have at least two name array elements.
db.accommodations.find({'name.1': {$exists: true}})
You can support this query with an index tha...
Error Dropping Database (Can't rmdir '.test\', errno: 17)
...p password" command, this was done all through the windows command editor. Now, the next process was to display the default databases (info. schema, mysql and test) which was achieved by using "SHOW DATABASES;"
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