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MySQL Database won't start in XAMPP Manager-osx

...l.err, if you find something like: "Attempted to open a previously opened tablespace. Previous tablespace ... uses space ID" the following works for me: edit file: /Applications/XAMPP/xamppfiles/etc/my.cnf find the [mysqld] section, add one line: innodb_force_recovery = 1 then run sudo /Appl...
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center aligning a fixed position div

...ake a new static div with margin-left: auto and margin-right: auto, or for table make it align="center". Tadaaaah, you have centered your fixed div now Hope this will help. share | improve this an...
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JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements

...t in my php code I need that value as a foreign key for querying my cities table and filter correct entries). So, instead of: var data = { 'mode': 'filter_city', 'id_A': e[e.selectedIndex] }; it should be: var data = { 'mode': 'filter_city', 'id_A': e[e.selectedI...
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SQL (MySQL) vs NoSQL (CouchDB) [closed]

...ission versus an automatic transmission vehicle. However the most notable similarity is that just like most of us can’t really take advantage of the benefits of a manual transmission vehicle because the majority of our driving is sitting in traffic on the way to and from work, t...
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Load image from url

...into memory twice. Bitmap memory is managed by using a weak reference hash table, so as soon as the image is no longer used by you, it will be garbage collected automatically. UrlImageViewHelper.setUrlDrawable(imageView, "http://example.com/image.png"); https://github.com/koush/UrlImageViewHelper...
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What kinds of patterns could I enforce on the code to make it easier to translate to another program

...f computer scientists. DMS provides generic parsing, AST building, symbol tables, control and data flow analysis, application of translation rules, regeneration of source text with comments, etc., all parameterized by explicit definitions of computer languages. The amount of machinery you need to ...
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Count number of days between two dates

... If it has to do with table fields, this answer is the way to go; instead of the most rated one right here. – Ben Apr 5 '14 at 21:52 ...
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How to export a mysql database using Command Prompt?

... For those who get an error like "Access denied when using LOCK TABLES", you should add the "--single-transaction" parameter to the command. – Skyrpex Oct 19 '15 at 10:32 ...
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How to pass parameters to the DbContext.Database.ExecuteSqlCommand method?

... no one has mentioned the performance impact of this query if the database table columns are specified as ANSI varchar. .Net strings are unicode means that paramaters will be passed to the server as nvarchar. This would cause significant performance issue as the data layer must perform data transla...
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Find intersection of two nested lists?

...but because set membership is in average O(1) (for example when using hash table), it is big difference,for example because amortized time is guaranteed. – miroB Dec 4 '17 at 20:27 ...