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How do I choose between Tesseract and OpenCV? [closed]
...seract works best when the letters are crisp, in a horizontal line, spaced out, not connected and perfectly black-and-white. I tinkered in the DIY book scanning/preservation community for about a year and worked on software in my free time to ease the process. The best software out there (commercial...
Most efficient way to convert an HTMLCollection to an Array
...d, and indeed unusable array instance in the process. What compilers do about this is outside the programmer's ken.
Edit
Since ECMAScript 2015 (ES 6) there is also Array.from:
var arr = Array.from(htmlCollection);
Edit
ECMAScript 2015 also provides the spread operator, which is functionally e...
Regular Expression for alphanumeric and underscores
...want to allow empty strings, use + instead of *.
As others have pointed out, some regex languages have a shorthand form for [a-zA-Z0-9_]. In the .NET regex language, you can turn on ECMAScript behavior and use \w as a shorthand (yielding ^\w*$ or ^\w+$). Note that in other languages, and by defau...
How to test a merge without actually merging first
... between two branches, the current working branch and the master, but without making any changes?
8 Answers
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How to close TCP and UDP ports via windows command line
...sert themselves into the network stack and show you all your traffic or reroute all your traffic.
So all you really need is either for Windows to provide an API that allows this directly, or for someone to have written a program that operates somewhat like a VPN or Fiddler and gives you a way to c...
Mac SQLite editor [closed]
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This can be really handy for keeping snapshots of different states to try out on other devices.
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Why isn't SQL ANSI-92 standard better adopted over ANSI-89?
...evangelize the SQL-92 syntax. Sixteen years after it was approved, it's about time people start using it! And all brands of SQL database now support it, so there's no reason to continue to use the nonstandard (+) Oracle syntax or *= Microsoft/Sybase syntax.
As for why it's so hard to break the de...
Is it necessary to explicitly remove event handlers in C#
... transfer service which lets you subscribe to asynchronous notifications about bandwidth changes, and the transfer service object is long-lived. If we do this:
BandwidthUI ui = new BandwidthUI();
transferService.BandwidthChanged += ui.HandleBandwidthChange;
// Suppose this blocks until the transfer...
How do I programmatically change file permissions?
...ggestions, there's also jna, which allows you to call native libraries without using jni. It's shockingly easy to use, and I've used it on a couple of projects with great success.
The only caveat is that it's slower than jni, so if you're doing this to a very large number of files that might be ...
How can I get the current page name in WordPress?
...he code inside /wp-includes/theme.php, which uses the solution you pointed out when $pagename can't be set:
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if ( !$pagename && $id > 0 ) {
// If a static page is set as the front page, $pagename will not be set. Retrieve it from the queried object
$post = $wp_query->get_queried...