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Validating URL in Java
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Using only standard API, pass the string to a URL object then convert it to a URI object. This will accurately determine the validity of the URL according to the RFC2396 standard.
Example:
public boolean isValidURL(String url) {
try {
new URL(url).toURI();
} catch (Ma...
How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?
... of compiling it directly to binary code (Native code). High level code is converted into intermediate language (called MSIL aka CIL). But when I compile, I get an exe/Dll file.
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What does @hide mean in the Android source code?
...e not accessible via SDK.
The first one is located in package com.android.internal. The second API type is a collection of classes and methods that are marked with the @hide Javadoc attribute.
Starting from Android 9 (API level 28), Google introduces new restrictions on the use of non-SDK interf...
Adding List.add() another list
...List<T>.AddRange takes an IEnumerable<T>, so you don't need to convert tripDetails into a List<TripDetails>, you can pass it directly, e.g.:
tripDetailsCollection.AddRange(tripDetails);
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The JPA hashCode() / equals() dilemma
...wasser: The hashcode can only change if the business ID changes, and the point is that the business ID does not change. So the hashcode doesn't change, and this works perfectly with hashed collections.
– Tom Anderson
Jan 4 '12 at 23:47
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How to display HTML in TextView?
...out XML will not work.
This is what you should do:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
textView.setText(Html.fromHtml("<h2>Title</h2><br><p>Description here</p>", Html.FROM_HTML_MODE_COMPACT));
} else {
textView.setText(Html.fromHtml("<...
How do I expire a PHP session after 30 minutes?
... it will check the validity for every registered session. And that is cost-intensive.
Furthermore, when using PHP's default session.save_handler files, the session data is stored in files in a path specified in session.save_path. With that session handler, the age of the session data is calculated ...
Change Bootstrap input focus blue glow
...r that particular class in the bootstrap.css page mentioned in the step 1.
Convert the color you have picked to RGB and add that to the box-shadow parameter without altering the fourth RGBA parameter (0.25) that bootstrap has for transparency.
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How to get the command line args passed to a running process on unix/linux systems?
...rgs, there will be no spaces between the arguments, because they have been converted to NULs.
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Android search with Fragments
... a tutorial or an example of how to implement the standard Android search interface with Fragment s? In other words, is it possible to put a standard search with a SearchManager in a Fragment?
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