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How to convert an iterator to a stream?
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Javadoc: static.javadoc.io/com.google.guava/guava/21.0/com/google/common/…
– Henrik Aasted Sørensen
Aug 11 '17 at 6:22
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How can I format a String number to have commas and round?
...l.
For reference on other formatting options, see https://docs.oracle.com/javase/tutorial/java/data/numberformat.html
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Use tnsnames.ora in Oracle SQL Developer
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@Hellday5432 - Yes that is correct. SQL Dev runs on Java which doesn't understand shortcuts; for example when opening a file we cannot use a shortcut to jump to a directory.
– Kent Pawar
Apr 9 '14 at 15:39
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Difference between UTF-8 and UTF-16?
...e option.
See this page for more about UTF-8 and Unicode.
(Note that all Java characters are UTF-16 code points within the BMP; to represent characters above U+FFFF you need to use surrogate pairs in Java.)
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Algorithm to implement a word cloud like Wordle
...some N. Assign each word a font size proportional to its count. Generate a Java2D Shape for each word, using the Java2D API.
Each word "wants" to be somewhere, such as "at some random x position in the vertical center". In decreasing order of frequency, do this for each word:
place the word where ...
All combinations of a list of lists
...bit. I love how Python lets you put one semi-colon, just to help us ol' C/Java programmers. But it's clear ; is not really a statement terminator when you do something like print("foo");; which is perfectly legal in C or Java (albeit pointless) but banned in Python.
– Matthew...
What is the shortcut to Auto import all in Android Studio?
... to File -> Settings -> Editor -> General -> Auto Import -> Java and make the following changes:
change Insert imports on paste value to All
markAdd unambigious imports on the fly option as checked
On a Mac, do the same thing in Android Studio -> Preferences
After this, all ...
Initialising an array of fixed size in python [duplicate]
...oesn't waste space by padding its length. This is the Python equivalent of Java's
Object[] a = new Object[n];
If you're really interested in performance and space and know that your array will only store certain numeric types then you can change the dtype argument to some other value like int. Th...
Given final block not properly padded
...The reason is that the SecureRandom could be a different algorithm on each Java implementation, giving you a different key. The SecretKeyFactory does the key derivation in a defined manner (and a manner which is deemed secure, if you select the right algorithm).
Don't use ECB-mode. It encrypts each ...
How to convert a JSON string to a Map with Jackson JSON
... formulation from first principles. It's not so much weird as showing that Java is more complex than we might think.
– djna
Oct 30 '12 at 22:02
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