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Double decimal formatting in Java
I'm having some problems formatting the decimals of a double. If I have a double value, e.g. 4.0, how do I format the decimals so that it's 4.00 instead?
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Java code To convert byte to Hexadecimal
...xF, 16);
The forDigit function just maps the number you pass it onto the set of hexadecimal numbers 0-F.
Step 3: Next we need to isolate the lower order bits. Since the bits we want are already in the correct position, we can just mask them out:
1111 1110 & 0xF = 0000 0000 0000 0000 0000 00...
What are JavaScript's builtin strings?
this question is difficult to summarize in a question title
7 Answers
7
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How to insert a character in a string at a certain position?
...e. I want to display it as a String with a decimal point (.) at 2 digits from the end of int . I wanted to use a float but was suggested to use String for a better display output (instead of 1234.5 will be 1234.50 ). Therefore, I need a function that will take an int as parameter and ret...
Find a file in python
I have a file that may be in a different place on each user's machine. Is there a way to implement a search for the file? A way that I can pass the file's name and the directory tree to search in?
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Creating functions in a loop
...s late as possible (thus, when called after the end of the loop, i will be set to 2).
Easily fixed by forcing early binding: change def f(): to def f(i=i): like this:
def f(i=i):
return i
Default values (the right-hand i in i=i is a default value for argument name i, which is the left-hand...
Can a JSON value contain a multiline string
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Stashing only un-staged changes in Git
...e index'
git stash push -u -m 'Unstaged changes and untracked files'
git reset --soft HEAD^
This will do exactly what you want.
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Search and replace in Vim across all the project files
... of the more powerful full Perl regular expressions rather than the GNU subset.
ack -l 'pattern' | xargs perl -pi -E 's/pattern/replacement/g'
Explanation
ack
ack is an awesome command line tool that is a mix of grep, find, and full Perl regular expressions (not just the GNU subset). Its writt...
Is there a way to automate the android sdk installation?
...ort #>: Proxy port to connect to.
* If the env var REPO_OS_OVERRIDE is set to "windows",
"macosx", or "linux", packages will be downloaded for that OS.
so, to update the packages run
$ sdkmanager --update
to accept the licenses
$ yes | sdkmanager --licenses
OLD ANSWER
(Please note: The andr...