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When should I use std::thread::detach?
...er some applications rely on old and often not well designed and supported APIs that may contain indefinitely blocking functions. Moving invocations of these functions into a dedicated thread to avoid blocking other stuff is a common practice. There is no way to make such a thread to exit gracefully...
How does Python manage int and long?
...e well if you actually bothered to read the PEP, it explicitly says: The C API remains unchanged; C code will still need to be aware of the difference between short and long ints. (The Python 3.0 C API will probably be completely incompatible.) The PyArg_Parse*() APIs already accept long ints, as l...
Understanding promises in Node.js
...s are quite informative, and Mike manages to show the power of the Promise API with a few well-chosen code examples.
var twitterUrl = "http://search.twitter.com/search.json?q=windows";
var promise = WinJS.xhr({ url: twitterUrl });
promise = promise.then(
function (xhr) {
},
functio...
Optional Methods in Java Interface
...ll be a defective/invalid implementation.
When designing the Collections API Joshua Bloch decided that instead of having very fine-grained interfaces to distinguish between different variants of collections (eg: readable, writable, random-access, etc.) he'd only have very coarse set of interfaces,...
How to lay out Views in RelativeLayout programmatically?
...
set(id) should be used with generateViewId () Added in API level 17. It Generates a value suitable for use in setId(int). This value will not collide with ID values generated at build time by aapt for R.id. Example: tv[l_idx].setId(View.generateViewId());
– ...
What are the differences between .so and .dylib on osx?
...inst the application binary to gain access to the application’s exported API. They can be created by passing the -bundle flag to the compiler.
Both dylibs and bundles can be dynamically loaded using the dl APIs (e.g. dlopen, dlclose). It is not possible to link against bundles as if they were s...
AngularJS: Understanding design pattern
...d state.
Model should encapsulate your application’s data and provide an API
to access and manipulate that data.
Model should be portable so it can be easily transported to similar
application.
By isolating unit logic in your model you have made it easier to
locate, update, and maintain.
Model can...
java.net.ConnectException: Connection refused
...ough an android emulator by specifying proper URL like http://localhost/my_api/login.php . And I was getting connection refused error"
Point to note - When I just went to browser on the PC and use the same URL (http://localhost/my_api/login.php) I was getting correct response
so the Problem in my ...
How to enable/disable bluetooth programmatically in android
...
Android BluetoothAdapter docs say it has been available since API Level 5. API Level 5 is Android 2.0.
You can try using a backport of the Bluetooth API (have not tried it personally): http://code.google.com/p/backport-android-bluetooth/
...
Can Java 8 code be compiled to run on Java 7 JVM?
...res new JVM features.
Lambdas could run on Java 7 as-is, if the necessary API classes just would exist there. The invokedynamic instruction exists on Java 7, but it would have been possible to implement lambdas so that it generates the lambda classes at compile time (early JDK 8 builds did it that ...