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Is there a way to access an iteration-counter in Java's for-each loop?
...son for this is that the for-each loop internally does not have a counter; it is based on the Iterable interface, i.e. it uses an Iterator to loop through the "collection" - which may not be a collection at all, and may in fact be something not at all based on indexes (such as a linked list).
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Is there a good jQuery Drag-and-drop file upload plugin? [closed]
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Have a look at this one: http://aquantum-demo.appspot.com/file-upload
It also handles multiple file upload!
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SQL JOIN and different types of JOINs
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edited Mar 7 '18 at 19:23
TylerH
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How to check if a process is running via a batch script
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Another possibility I came up with, inspired by using grep, is:
tasklist /FI "IMAGENAME eq myapp.exe" 2>NUL | find /I /N "myapp.exe">NUL
if "%ERRORLEVEL%"=="0" echo Program is running
It doesn't need to save an extra file, so I pref...
What is the difference between Strategy pattern and Dependency Injection?
... fine-grained and short-lived dependencies.
When an object is configured with a "fixed" Strategy, for example when the object is constructed, the distinction between Strategy and DI blurs. But in a DI scenario it is more unusual that the dependencies of objects change during their lifetimes, while ...
Python to print out status bar and percentage
...at you can get from PyPI called progressbar that implements such functionality. If you don't mind adding a dependency, it's a good solution. Otherwise, go with one of the other answers.
A simple example of how to use it:
import progressbar
from time import sleep
bar = progressbar.ProgressBar(maxva...
Git submodule head 'reference is not a tree' error
I have a project with a submodule that is pointing to an invalid commit: the submodule commit remained local and when I try to fetch it from another repo I get:
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Block comments in html.erb templates in rails
How do you comment out html mixed with ruby code?
16 Answers
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How to get multiple select box values using jQuery?
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edited Jul 10 '17 at 5:59
Michael B.
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Updating packages in Emacs
...he list of packages), and then type U x.
package-refresh-contents unconditionally tries to download a package list from all repos you've added to package-archives; package-archive-contents is non nil if you have already downloaded the package list.
ELPA is the original. I don't think it's really...