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Importing data from a JSON file into R
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Git : List all unmerged changes in git
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Take screenshots in the iOS simulator
...er.
It will show to a dialog with file storage options and also allows to set/change default path.
Tip 3: How to take a screen shot with Device Bezel?
Enable Show Device Bezel from Window menu.
Here is an option
Menubar ▶ Window ▶ Enable "Show Device Bezel"
Now,
Press ⌘ ...
Why does Python print unicode characters when the default encoding is ASCII?
...eme currently stored in sys.stdout.encoding. Python actually picks up this setting from the environment it's been initiated from. If it can't find a proper encoding from the environment, only then does it revert to its default, ASCII.
For example, I use a bash shell which encoding defaults to UTF-8...
Ruby arrays: %w vs %W
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Difference between validate(), revalidate() and invalidate() in Swing GUI
...id content is asked for all the sizes and all the subcomponents' sizes are set to proper values by LayoutManager.
revalidate() is just sum of both. It marks the container as invalid and performs layout of the container.
UPDATE:
Some code from Component.java
public void revalidate() {
revalid...
Const in JavaScript: when to use it and is it necessary?
I've recently come across the const keyword in JavaScript. From what I can tell, it is used to create immutable variables , and I've tested to ensure that it cannot be redefined (in Node.js):
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how to read System environment variable in Spring applicationContext
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You set a java system property value. You can read this value in code like assert System.getProperty("env") == "QA";
– amra
Jan 20 '12 at 17:14
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How do I view the type of a scala expression in IntelliJ
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You can set IntelliJ up sort of like eclipse. Go to:
File -> Settings -> Languages & Frameworks -> Scala
and then tick "Show type info on mouse hover after, ms" and set your preferred timeout.
This works well except ...
RegEx to extract all matches from string using RegExp.exec
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@EdgeCaseBerg You need to have the g flag set, otherwise the internal pointer is not moved forward. Docs.
– Tim
Jul 25 '15 at 13:45
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