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Facebook Android Generate Key Hash
Trying to create an android app with Facebook integration, I've gotten to the part in the docs where you have to generate a key hash file, it specifies to run the following code
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Best practices for in-app database migration for Sqlite
...u are free to use it however you please). It starts at 0, and you can get/set this variable with the following sqlite statements:
> PRAGMA user_version;
> PRAGMA user_version = 1;
When the app starts, I check the current user-version, apply any changes that are needed to bring the schema...
How to split a string into an array of characters in Python?
... to look around the web for answers to splitting a string into an array of characters but I can't seem to find a simple method
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How can the Euclidean distance be calculated with NumPy?
... . I have 2 tables of 'operations'; each has a 'code' label, but the two sets of labels are totally different. my goal is to find the best or closest code from the second table corresponding to a fixed code in the first (I know what the answer should be from manual inspection, but want to scale up t...
Why does 1==1==1 return true, “1”==“1”==“1” return true, and “a...
I tested the above code in Chrome's console and for some reason, a() returns true, b() returns true, and c() returns false.
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Delete an element from a dictionary
Is there a way to delete an item from a dictionary in Python?
15 Answers
15
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Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...aling with Excel. Since its basically Microsofts own proprietary character set, one can assume it will work on both the Mac and the Windows version of MS-Excel. Both versions at least include a corresponding "File origin" or "File encoding" selector which correctly reads the data.
Depending on your...
MySQL Great Circle Distance (Haversine formula)
...(`lat`, `lon`)
Given an old table with only lat/lon coordinates, you can set up a script to update it like this: (php using meekrodb)
$users = DB::query('SELECT id,lat,lon FROM Old_Coordinates');
foreach ($users as $user)
{
$lat_rad = deg2rad($user['lat']);
$lon_rad = deg2rad($user['lon']);
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grid controls for ASP.NET MVC? [closed]
... found it outperforms jqGrid and flexigrid. It has a very complete feature set and I could not recommend it enough.
Samples of its usage are here.
You can see source samples on how it is integrated to an ASP.NET MVC app here: https://code.google.com/p/stack-exchange-data-explorer/
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How to install a specific JDK on Mac OS X?
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In a comment under @Thilo's answer, @mobibob asked how to set JAVA_HOME in your .bash_profile on a Mac. Answer:
export JAVA_HOME=`/usr/libexec/java_home`
This will dynamically assign to JAVA_HOME the location of the first JDK listed in the "General" tab of "Java Preferences" uti...