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How to move all files including hidden files into parent directory via *
...comprehensive set of solutions on this in UNIX & Linux's answer to How do you move all files (including hidden) from one directory to another?. It shows solutions in Bash, zsh, ksh93, standard (POSIX) sh, etc.
You can use these two commands together:
mv /path/subfolder/* /path/ # your curr...
Change the current directory from a Bash script
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how would you do this in tcsh?
– joedborg
Aug 25 '11 at 11:12
4
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jQuery: Check if div with certain class name exists
...ct that is returned from JQuery like so:
if ($(".mydivclass")[0]){
// Do something if class exists
} else {
// Do something if class does not exist
}
In this case if there is a truthy value at the first ([0]) index, then assume class exists.
Edit 04/10/2013: I've created a jsperf test ca...
Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
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This is probably done so that you can style the label of a field with errors as well. Also, rails knows what to wrap because you tell it which fields belong to what attribute of the resource your are making the form for: f.label :password an...
Pure JavaScript Send POST Data Without a Form
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@Hylle async: developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/open
– BlackICE
Dec 20 '18 at 18:10
add a comment
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Delete topic in Kafka 0.8.1.1
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Thanks for the info. Do you know how to clear the entire Kafka and Zookeeper states as indicated?
– EmPak5
Jun 18 '14 at 16:09
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REST URI convention - Singular or plural name of resource while creating it
...ise of using /resources is that it is representing "all" resources. If you do a GET /resources, you will likely return the entire collection. By POSTing to /resources, you are adding to the collection.
However, the individual resources are available at /resource. If you do a GET /resource, you will...
Draw line in UIView
I need to draw a horizontal line in a UIView. What is the easiest way to do it. For example, I want to draw a black horizontal line at y-coord=200.
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How do I parse JSON in Android? [duplicate]
How do I parse a JSON feed in Android?
3 Answers
3
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What is NoSQL, how does it work, and what benefits does it provide? [closed]
...also become a generic word for a variety of new data storage backends that do not follow the relational DB model.
How does it work?
Each of the systems labelled with the generic name works differently, but the basic idea is to offer better scalability and performance by using DB models that don't s...