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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]

...your DB. It works by storing all the SQL request applied to the DB (except select of course) , and sending them to the server. It's great to manage deletion, but it's a little heavy if you have a lot of updates, and the server need to use the same SQL language... Another project from QuickConnect ...
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Check if UIColor is dark or bright?

I need to determine whether a selected UIColor (picked by the user) is dark or bright, so I can change the color of a line of text that sits on top of that color, for better readability. ...
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JavaScript: Upload file

... type="file" onchange="SavePhoto(this)" > <br><br> Before selecting the file open chrome console > network tab to see the request details. <br><br> <small>Because in this example we send request to https://stacksnippets.net/upload/image the response code will ...
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Finding the Eclipse Version Number

...of the dialogue. This should include two which are the plain Eclipse icon. Select the one with tooltip "Eclipse.org". Eclipse has many components, each of which has its own version number. The core is the Eclipse Platform sh...
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Is there a way to ignore header lines in a UNIX sort?

...ugh sort. Note that this has the very specific advantage of being able to selectively sort parts of a piped input. all the other methods suggested will only sort plain files which can be read multiple times. This works on anything. ...
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Using jQuery to test if an input has focus

... jQuery 1.6+ jQuery added a :focus selector so we no longer need to add it ourselves. Just use $("..").is(":focus") jQuery 1.5 and below Edit: As times change, we find better methods for testing focus, the new favorite is this gist from Ben Alman: jQuery.ex...
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Combine the first two commits of a Git repository?

...cess twice, once to generate the interactive rebase editor list (where you select what action to take for each commit), and once to actually execute the re-application of commits. Here is an alternative solution that will avoid the time cost of generating the interactive rebase editor list by not u...
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Rails create or update magic?

...ils - you have to separate it into two Ruby statements, one for the object selection and one for the attribute update. – sameers Sep 23 '14 at 5:08 ...
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How to empty a Heroku database

... If you already have multiple gems installed, you may be presented with: Select gem to uninstall: 1. heroku-2.25.0 2. heroku-2.26.2 3. All versions Just uninstall #2 and rerun the command. Joy! share | ...
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Trying to SSH into an Amazon Ec2 instance - permission error

... Management console > EC2 > Instances and select your instance. – renick Mar 13 '14 at 7:12 ...