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What is an Intent in Android?
... intent like "take picture", you declare an intent filter in your app's manifest file.
If you want to fire off an intent to do something, like pop up the dialer, you fire off an intent saying you will.
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AsyncTask and error handling on Android
...s in the main UI thread. What's unclear to me is how to handle exceptions if something goes haywire in AsyncTask#doInBackground .
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Where does Android emulator store SQLite database?
...best off using adb from the command line to jack into a running emulator. If you can get the specific directory and filename, you can do an "adb pull" to get the database file off of the emulator and onto your regular hard drive.
Edit: Removed suggestion that this works for unrooted devices too - ...
What is the difference between the OAuth Authorization Code and Implicit workflows? When to use each
...rity consideration of implicit flow is that access_code should have short life so it can't be used on server to server. OK, but the refresh token solve this problem. Why we should use an auth_code flow and request access_token by that on server to obtain access_code?
– Mohammad...
Is there a better way to run a command N times in bash?
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If you have LOTS of iterations, the form with for (n=0;n<k;n++)) may be better; I suspect {1..k} will materialize a string with all those integers separated by spaces.
– Joe Koberg
Se...
Why is string concatenation faster than array join?
... concatenation:
// ECMA-262, section 15.5.4.6
function StringConcat() {
if (IS_NULL_OR_UNDEFINED(this) && !IS_UNDETECTABLE(this)) {
throw MakeTypeError("called_on_null_or_undefined", ["String.prototype.concat"]);
}
var len = %_ArgumentsLength();
var this_as_string = TO_STRING_IN...
Store output of subprocess.Popen call in a string
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if you want to get error stream add stderr: p = subprocess.Popen(["ntpq", "-p"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
– Timofey
May 27 '14 at 12:29
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node.js, socket.io with SSL
I'm trying to get socket.io running with my SSL certificate however, it will not connect.
9 Answers
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What is the benefit of using “SET XACT_ABORT ON” in a stored procedure?
...in all stored procedures with explicit transactions (unless you have a specific reason to do otherwise) as the consequences of an application performing work on a connection with an open transaction are disastrous.
There's a really great overview on Dan Guzman's Blog,
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How to iterate over the files of a certain directory, in Java? [duplicate]
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If you have the directory name in myDirectoryPath,
import java.io.File;
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File dir = new File(myDirectoryPath);
File[] directoryListing = dir.listFiles();
if (directoryListing != null) {
for (File child : directo...