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Get the current URL with JavaScript?
...age loading I need to be able to grab the full, current URL of the website and set it as a variable to do with as I please.
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adding multiple entries to a HashMap at once in one statement
I need to initialize a constant HashMap and would like to do it in one line statement. Avoiding sth like this:
9 Answers
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Picking a random element from a set
How do I pick a random element from a set?
I'm particularly interested in picking a random element from a
HashSet or a LinkedHashSet, in Java.
Solutions for other languages are also welcome.
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git pull aborted with error filename too long
I'm using Windows as my OS, and working on a project with a friend who's using a Mac. He checked in code to our Github.
7 A...
How to get the first non-null value in Java?
...(i != null) return i;
return null;
}
For efficient reasons, you can handle the common cases as follows:
public static <T> T coalesce(T a, T b) {
return a == null ? b : a;
}
public static <T> T coalesce(T a, T b, T c) {
return a != null ? a : (b != null ? b : c);
}
public s...
avoid page break inside row of table
...of tr as block or some thing else then it change the formatting of table and insert double border.
Or it is possible to insert the table header on each page, where the table was splitted.
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Using IntelliJ to amend git commit message
...e amend a git commit message using IntelliJ , or should one resort to command line?
9 Answers
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How can I round down a number in Javascript?
... by JavaScript - can be emulated by using Math.ceil() for negative numbers and Math.floor() for positive numbers.
+3.5 => +3.0 using Math.floor()
-3.5 => -3.0 using Math.ceil()
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impro...
How to convert byte array to Bitmap
...ant to store image in SQLite DataBase .
I tried to store it using BLOB and String , in both cases it store the
image and can retrieve it but when i convert it to Bitmap using
BitmapFactory.decodeByteArray(...) it return null.
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How to start a background process in Python?
...rocess module provides more powerful facilities for spawning new processes and retrieving their results; using that module is preferable to using these functions.)
If you want your process to start in the background you can either use system() and call it in the same way your shell script did, o...