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Is there a CSS selector by class prefix?
...which can happen with some applications that output class attributes dynamically).
Naturally, this also works in jQuery, as demonstrated here.
The reason you need to combine two attribute selectors as described above is because an attribute selector such as [class*="status-"] will match the follo...
Adding gif image in an ImageView in android
...nimationActivity: -
public class AnimationActivity extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
InputStream stream = null;
try {
stream = getAssets().open("pi...
How to handle checkboxes in ASP.NET MVC forms?
...t type="submit" value="Submit" />
<%}%>
Your checkboxes are all called selectedObjects, and the value of each checkbox is the GUID of the corresponding object.
Then post to the following controller action (or something similar that does something useful instead of Response.Write())
publ...
What is this 'Waiting for Background operation' in Visual Studio 2012?
...e IMessageFilter interface. The trigger occurs when COM marshals a method call to another thread and that call doesn't complete for 60 seconds.
There's little value in the actual notification, it is telling you something you already know. By the time 60 seconds have passed, you typically already ...
How to use Git Revert
...ally want reset.
Similarly, the revert equivalent in other VCSes is often called rollback or something similar - but "rollback" can also mean "I want to completely discard the last few commits", which is appropriate for reset but not revert. So, there's a lot of confusion where people know what the...
Determine if running on a rooted device
...
If you are already using Fabric/Firebase Crashlytics you can call
CommonUtils.isRooted(context)
This is the current implementation of that method:
public static boolean isRooted(Context context) {
boolean isEmulator = isEmulator(context);
String buildTags = Build.TAGS;
...
Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?
...ystem is indeed 1 µs. This clock wraps around once it tops out (this typically happens after ~2^32 ticks, which is not very long for a 1 MHz clock). man clock says that since glibc 2.18 it is implemented with clock_gettime(CLOCK_PROCESS_CPUTIME_ID, ...) in Linux.
clock_gettime(CLOCK_MONOTONIC, .....
Finding the max value of an attribute in an array of objects
...
FWIW my understanding is when you call apply on a function it executes the function with a specified value for this and a series of arguments specified as an array. The trick is that apply turns the array into a series of actual function arguments. So in this...
How to wait for all goroutines to finish without using time.Sleep?
...ked executable and asynchronously applies processing to each result in the callback method (in the example below, just the name of the file is printed out).
...
Passing just a type as a parameter in C#
Hypothetically it'd be handy for me to do this:
7 Answers
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