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How to go to each directory and execute a command?
How do I write a bash script that goes through each directory inside a parent_directory and executes a command in each directory .
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what is the difference between a portlet and a servlet?
...rd from standards for web containers (and servlets). Though there are definitely strong parallels between these two standards they differ in containers, APIs, life cycle, configuration, deployment, etc.
The main difference between portlet vs. servlet could be that while servlet always responds to ...
Resizing an Image without losing any quality [closed]
How can I resize an image, with the image quality unaffected?
11 Answers
11
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How do I render a partial of a different format in Rails?
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Beginning with Rails 3.2.3, when calling render :partial (only works outside of the respond_to block).
render formats: [ :html ]
instead of
render format: 'html'
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Wrong Manifest.mf in IntelliJ IDEA created .jar
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This is the correct answer indeed, it seems that Intellij IDEA is misplacing the META-INF folder when the project template is Maven
– Kumait
Dec 17 '14 at 23:48
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Printing HashMap In Java
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keySet() only returns a set of keys from your hashmap, you should iterate this key set and the get the value from the hashmap using these keys.
In your example, the type of the hashmap's key is TypeKey, but you specified TypeValue in your generic for-loop, so it cannot be compiled. You sh...
How do you append an int to a string in C++? [duplicate]
I'd like it to print Player 4 .
20 Answers
20
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git stash apply version
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The keys into the stash are actually the stash@{n} items on the left. So try:
git stash apply stash@{0}
(note that in some shells you need to quote "stash@{0}", like zsh, fish and powershell).
Since version 2.11, it's pretty easy, you can use the N stack number instead o...
JPG vs. JPEG image formats
... which my mobile's camera and the Preview application use, and .jpeg , with which Image Capture saves the images from scanning with my Canon MX455 printer. LaTeX doesn't seem to distinguish, as I gave it a .jpeg with the extension changed to .jpg and the result seems to be the same as i...
`ui-router` $stateParams vs. $state.params
With ui-router , it's possible to inject either $state or $stateParams into a controller to get access to parameters in the URL. However, accessing parameters through $stateParams only exposes parameters belonging to the state managed by the controller that accesses it, and its parent states,...