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Android accelerometer accuracy (Inertial navigation)
... Spatial databases are optimized for this using divide and conquer to only allocate sectors that are meaningful. It would be sort of like those MIT projects where the laser-equipped robot starts off with a black image, and paints the maze in memory by taking every turn, illuminating where all the wa...
JSON, REST, SOAP, WSDL, and SOA: How do they all link together
...nt different WSDL files. For example you cannot use same file for .Net and php client.
The WSDL file has some descriptions about web service functions. The type of this file is XML. SOAP is an alternative for REST.
REST: Stands for Representational State Transfer
It is another kind of API service,...
Handling applicationDidBecomeActive - “How can a view controller respond to the app becoming Active?
...longer need notifications, or when your observer instance is going to be deallocated in the deinit method
– igrek
Feb 20 '18 at 15:35
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Uploading both data and files in one form using Ajax?
...uery identifier.
You can upload data and files with one form using ajax.
PHP + HTML
<?php
print_r($_POST);
print_r($_FILES);
?>
<form id="data" method="post" enctype="multipart/form-data">
<input type="text" name="first" value="Bob" />
<input type="text" name="middl...
Further understanding setRetainInstance(true)
....MyActivity@405196b0
09-29 13:23:04.851: DEBUG/dalvikvm(4790): GC_EXTERNAL_ALLOC freed 49K, 51% free 2686K/5379K, external 0K/0K, paused 45ms
09-29 13:23:04.881: INFO/TESTING - MYACTIVITY(4790): onCreate - com.example.MyActivity@405196b0
09-29 13:23:04.881: INFO/TESTING - MYACTIVITY(4790): onStart -...
Extract digits from a string in Java
...der constructor (such as input.length()) to ensure that it won't need to reallocate. You don't need to demand a String here; CharSequence suffices. Also, you can separate the allocation of the StringBuilder from the collection of non-digits by writing a separate function that accepts a CharSequence ...
In Android, how do I set margins in dp programmatically?
...droid:layout_margin="10dp", the child is pleading the parent view group to allocate space that is 10dp bigger than its actual size. (padding="10dp", on the other hand, means the child view will make its own content 10dp smaller.)
Consequently, not all ViewGroups respect margin. The most notorious e...
Why do std::shared_ptr work
...internally use inheritance to call the appropriate destructor as it was at allocation time.
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FormsAuthentication.SignOut() does not log the user out
...
I've been developing web applications for years in PHP. So I am new to MVC... I admit I love it, BUT who would have thought something so simple as logging someone off would be so difficult? I tried every other script on this page down the line and this is the only one that wo...
Semantic Issue: Property's synthesized getter follows Cocoa naming convention for returning 'owned'
...hip of an object if you create it using a method whose name begins with “alloc”, “new”, “copy”, or “mutableCopy”.
A property named newTitle, when synthesised, yields a method called -newTitle, hence the warning/error. -newTitle is supposed to be a getter method for the newTitle pro...