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Accept function as parameter in PHP

...nswer, but wanted to find some documentation to link to first, and didn't know what it was called exactly. Ah well, now I'll know for when I need to do this as well. Thanks. – Rob Apr 23 '10 at 17:01 ...
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How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?

...sk RVM to list the ruby versions available to install by running rvm list known. In the output you should now see: # MRI Rubies ... [ruby-]1.9.2[-p320] ... The square brackets around the patch level indicate that this is currently RVM's default patch level for ruby 1.9.2. Finally, to install th...
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How to remove leading zeros from alphanumeric text?

... (Google's general-purpose Java utility library which I would argue should now be on the classpath of any non-trivial Java project), this would use CharMatcher: CharMatcher.is('0').trimLeadingFrom(inputString); share ...
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Find nearest value in numpy array

... the future. Use 'series.values.argmin' to get the position of the minimum now. Using idxmin instead of argmin works for me with the solution above. (v3.6.4) – jorijnsmit May 15 '18 at 6:36 ...
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Upgrading Node.js to latest version

So, I have Node.js installed and now when I tried to install Mongoosejs I got an error telling me that I don't have the needed version of Node.js (I have v0.4.11 and v0.4.12 is needed). ...
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Left Align Cells in UICollectionView

... the array. You may look into the source code for its implementation.) So now the only thing we have to do is to implement the layoutAttributesForItem(at indexPath: IndexPath) function properly. The super class UICollectionViewFlowLayout already puts the correct number of cells in each line so we o...
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“Keep Me Logged In” - the best approach

...cookie for this purpose, you're doing something wrong. There. I said it. Now we can move on to the actual answer. What's wrong with hashing user data, you ask? Well, it comes down to exposure surface and security through obscurity. Imagine for a second that you're an attacker. You see a cryptog...
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How to change the pop-up position of the jQuery DatePicker control

... Same issue as the other css-trick: Only works if you now exactly where the datepicker should be in CSS. You cannot use this method to dynamically place the datepicker. I had to use a hack, binding on inst.input.focus() – aaronbauman Mar 18...
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javascript scroll event for iPhone/iPad?

... ehm .. actually, window.onscroll is firing on my ipad all the time now, while panning, and after panning, while decelerating. did something change ? – commonpike Apr 21 '15 at 21:18 ...
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Flask-SQLAlchemy how to delete all rows in a single table

... a similar kind of a situation. Say there are 4 records in the table as of now, from id 1 to 4. When I do a db.session.query(Table_name).delete() db.session.commit() and then if I do a db.session.add() again to add new records, the next record gets an id of 5. Since my table is now empty, I want my ...