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Mechanisms for tracking DB schema changes [closed]

...ed code to a production server) but we're still doing database updates manually. I would like to find or create a solution that allows us to work efficiently across servers with different environments while continuing to use Subversion as a backend through which code and DB updates are pushed aroun...
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What are the differences between Perl, Python, AWK and sed? [closed]

...is designed to apply the actions from a script to each line (or, more generally, to specified ranges of lines) of the input file or files. Its language is based on ed, the Unix editor, and although it has conditionals and so on, it is hard to work with for complex tasks. You can work minor miracles ...
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SQLite - UPSERT *not* INSERT or REPLACE

...e columns in the table: ID, NAME, ROLE BAD: This will insert or replace all columns with new values for ID=1: INSERT OR REPLACE INTO Employee (id, name, role) VALUES (1, 'John Foo', 'CEO'); BAD: This will insert or replace 2 of the columns... the NAME column will be set to NULL or the def...
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Struct like objects in Java

...ck such methods in your tests. If you create a new class you might not see all possible actions. It's like defensive programming - someday getters and setters may be helpful, and it doesn't cost a lot to create/use them. So they are sometimes useful. In practice, most fields have simple getters and...
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What does get-task-allow do in Xcode?

... project, I create a new Entitlements.plist, and set the value of get-task-allow to false. But why? What does this key represent? ...
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Using app.configure in express

... to the doc. In your example, the two piece of codes have no difference at all. http://expressjs.com/api.html#app.configure Update 2015: @IlanFrumer points out that app.configure is removed in Express 4.x. If you followed some outdated tutorials and wondering why it didn't work, You should remove ...
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Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one?

...on error mode, but maybe you recovered from some unexpected behavior. Basically, use this to log stuff you didn't expect to happen but isn't necessarily an error. Kind of like a "hey, this happened, and it's weird, we should look into it." Log.i: Use this to post useful information to the log. For e...
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How to increase heap size of an android application?

... the developers of android api are really funny , they are like you want more Heap ? Ok request it , it's only for those who need it... meanwhile every developer is adding it as first thing to add when the app comes to production :) – Andro...
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Launching Google Maps Directions via an intent on Android

... Navigation intents seem to be officially supported now: developers.google.com/maps/documentation/android/… – Sanketh Katta Feb 15 '15 at 1:59 ...
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Execution failed app:processDebugResources Android Studio

...bug https://code.google.com/p/android/issues/detail?id=42752. The cause usually seems to be a reference to a nonexistent string in one of your menu resources. share | improve this answer | ...