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How do I list one filename per output line in Linux?
...s -1a
First, though, make sure your ls supports -1. GNU coreutils (installed on standard Linux systems) and Solaris do; but if in doubt, use man ls or ls --help or check the documentation. E.g.:
$ man ls
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-1 list one file per line. Avoid '\n' with -q or -b
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Android soft keyboard covers EditText field
Is there a way to make the screen scroll to allow the text field to be seen?
14 Answers
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Opacity of background-color, but not the text [duplicate]
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Use rgba!
.alpha60 {
/* Fallback for web browsers that don't support RGBa */
background-color: rgb(0, 0, 0);
/* RGBa with 0.6 opacity */
background-color: rgba(0, 0, 0, 0.6);
/* For IE 5.5 - 7*/
filter:progid:DXImageTransform.Micr...
how to release localhost from Error: listen EADDRINUSE
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Thanks. This was what i needed. I had pm2 installed which autostarts node app when its closed. I had to disable pm2 to autostart node.
– KlevisGjN
Feb 24 '17 at 17:28
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Converting 'ArrayList to 'String[]' in Java
...you can also pass an array with the desired size.
Important update: Originally the code above used new String[list.size()]. However, this blogpost reveals that due to JVM optimizations, using new String[0] is better now.
sh...
JSON Array iteration in Android/Java
...or iterator() {
return this.myArrayList.iterator();
}
This will make all instances of JSONArray iterable, meaning that the for (Object foo : bar) syntax will now work with it (note that foo has to be an Object, because JSONArrays do not have a declared type). All this works because the JSONArr...
How to iterate over a JavaScript object?
...one you made yourself with {}).
This MDN documentation explains more generally how to deal with objects and their properties.
If you want to do it "in chunks", the best is to extract the keys in an array. As the order isn't guaranteed, this is the proper way. In modern browsers, you can use
let k...
Get current time in seconds since the Epoch on Linux, Bash
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So far, all the answers use the external program date.
Since Bash 4.2, printf has a new modifier %(dateformat)T that, when used with argument -1 outputs the current date with format given by dateformat, handled by strftime(3) (man 3...
What is the difference between Strategy design pattern and State design pattern?
...ce to the context object that contains them. Strategies do not.
States are allowed to replace themselves (IE: to change the state of the context object to something else), while Strategies are not.
Strategies are passed to the context object as parameters, while States are created by the context obj...
How to run mvim (MacVim) from Terminal?
I have MacVim installed and I am trying to set it up as the editor for Git (version control), but I can't run 'mvim' from the command line as it isn't recognised. How do I setup mvim so I can run it from Terminal?
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