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Print an integer in binary format in Java
I have a number and I want to print it in binary. I don't want to do it by writing an algorithm, Is there any built-in function for that in Java?
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Renaming files in a folder to sequential numbers
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Try to use a loop, let, and printf for the padding:
a=1
for i in *.jpg; do
new=$(printf "%04d.jpg" "$a") #04 pad to length of 4
mv -i -- "$i" "$new"
let a=a+1
done
using the -i flag prevents automatically overwriting existing files.
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Time complexity of Euclid's Algorithm
...ow what happens over two iterations:
a', b' := a % b, b % (a % b)
Now a and b will both decrease, instead of only one, which makes the analysis easier. You can divide it into cases:
Tiny A: 2a <= b
Tiny B: 2b <= a
Small A: 2a > b but a < b
Small B: 2b > a but b < a
Equal: a ==...
snprintf and Visual Studio 2010
I'm unfortunate enough to be stuck using VS 2010 for a project, and noticed the following code still doesn't build using the non-standards compliant compiler:
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How to change the value of ${user} variable used in Eclipse templates
...our best bet is to redefine the java user.name variable either at your command line, or using the eclipse.ini file in your eclipse install root directory.
This seems to work fine for me:
-showsplash
org.eclipse.platform
--launcher.XXMaxPermSize
256M
-vmargs
-Dosgi.requiredJavaVersion=1.5
-Duser.name...
Detect encoding and make everything UTF-8
I'm reading out lots of texts from various RSS feeds and inserting them into my database.
24 Answers
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How to write very long string that conforms with PEP8 and prevent E501
...e continuation by escaping the endline, not merely implicit concatenation, and until very recently explicitly forbidden in PEP8, although now there is an allowance, but NOT for long strings. Todd's answer below is correct.
– Aaron Hall♦
Dec 12 '13 at 22:16
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How to get current foreground activity context in android?
... still return a small subset of its data: at least the caller's own tasks, and possibly some other tasks such as home that are known to not be sensitive.
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How can I find all of the distinct file extensions in a folder hierarchy?
On a Linux machine I would like to traverse a folder hierarchy and get a list of all of the distinct file extensions within it.
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How to send email to multiple recipients using python smtplib?
... this script. I was having a problem to send an email from a python script and with this piece of code, i can now send the email.
– fear_matrix
Jul 14 '15 at 10:36
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