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Difference between namespace in C# and package in Java
...n java you have to import a class, not a package. It IS possible to import all classes in a package with an import package.* but that too imports the classes, not the package.
– Imus
May 23 '18 at 7:54
...
ReactJS: Modeling Bi-Directional Infinite Scrolling
...following:
Overview
Make a <List> component that takes an array of all children. Since we do not render them, it's really cheap to just allocate them and discard them. If 10k allocations is too big, you can instead pass a function that takes a range and return the elements.
<List>
{...
Vim - how to run a command immediately when starting vim?
...itializations
9. Read the viminfo file
10. Read the quickfix file
11. Open all windows
12. Execute startup commands
As you can see, your .vimrc will be loaded before plugins. If you put :FindFileCache . in it an error will occur, since that command does not exist yet. (It will exist once the plugi...
setState vs replaceState in React.js
...ows out the current state, and replaces it with only what you provide. Usually setState is used unless you really need to remove keys for some reason; but setting them to false/null is usually a more explicit tactic.
While it's possible it could change; replaceState currently uses the object passe...
Git diff between current branch and master but not including unmerged master commits
I want a diff of all changes in a branch that is not merged to master yet.
3 Answers
3...
How can I tell Rails to use RSpec instead of test-unit when creating a new Rails app?
I have test-unit installed and rspec installed (along with -core , -expectations , -mocks and -rails version 2.6.x). When I run the command rails new foo , it uses test-unit to generate the test stub files instead of rspec .
...
How do I set up a basic Ruby project?
I want to create a small Ruby project with 10 ~ 20 classes/files. I need some gems and I want to use RSpec as test framework.
...
Update Item to Revision vs Revert to Revision
...n that your workingcopy is out of date.
revert to this revision will undo all changes in your working copy which were made after the selected revision (in your example rev. 96,97,98,99,100)
Your working copy is now in modified state.
The file content of both scenarions is same, however in first c...
Some font-size's rendered larger on Safari (iPhone)
...blem you're describing centers around the fact that Mobile Safari automatically scales text if it thinks the text will render too small. You can get around this with the CSS property -webkit-text-size-adjust. Here's a sample of how to apply this to your body, just for the iPhone:
@media screen and...
How to make graphics with transparent background in R using ggplot2?
...# for the inside of the boxplot
)
Fastest way is using using rect, as all the rectangle elements inherit from rect:
p <- p +
theme(
rect = element_rect(fill = "transparent") # all rectangles
)
p
More controlled way is to use options of theme:
p <- p +
theme(
...