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How to install both Python 2.x and Python 3.x in Windows
...k out the --prefix option to define where the package should be installed:
http://docs.python.org/install/index.html#alternate-installation-windows-the-prefix-scheme
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Google Gson - deserialize list object? (generic type)
... to deserialize generic collection:
import java.lang.reflect.Type;
import com.google.gson.reflect.TypeToken;
...
Type listType = new TypeToken<ArrayList<YourClass>>(){}.getType();
List<YourClass> yourClassList = new Gson().fromJson(jsonArray, listType);
Since several people in...
Cache Invalidation — Is there a General Solution?
...otification process.
Note: As using the timestamp is the traditional way http proxies are working, another approach is sharing a hash of the content stored. The only way I know for 2 entities to get updated together are either I call you (pull) or you call me… (push) that's all.
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What does set -e mean in a bash script?
... 'do_something' ERR
to run do_something function when errors occur.
See http://mywiki.wooledge.org/BashFAQ/105
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Symfony2 : How to get form validation errors after binding the request to the form
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Should flux stores, or actions (or both) touch external services?
...perience, this has a few benefits, in order of importance:
Your stores become completely synchronous. This makes your store logic much easier to follow and very easy to test—just instantiate a store with some given state, send it an action, and check to see if the state changed as expected. Furt...
How does this giant regex work?
...more compact, equally evil remote access tool is described in details at
http://thegothicparty.com/dev/article/server-side-virus-rat/.
Unlike the doc.php backdoor, it is meant to be remote controlled.
Same hazards and methods of eradication apply.
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store and retrieve a class object in shared preference
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The answer is not complete. The possible solution is to transform the pojo into ByteArrayOutPutStream and save as String in the SharedPreferences
– rallat
Jun 6 '12 at 15:22
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Facebook database design?
...ds
Columns:
UserID PK FK
FriendID PK FK
(This table features a composite primary key made up of the two foreign
keys, both pointing back to the user table. One ID will point to the
logged in user, the other ID will point to the individual friend
of that user)
Example Us...
Difference between Activity Context and Application Context
...mably has some information about the current activity that is necessary to complete those calls. If you show the exact error message, might be able to point to what exactly it needs.
But in general, use the activity context unless you have a good reason not to.
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