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How to get overall CPU usage (e.g. 57%) on Linux [closed]
...umbers and dots only ($12 ~ /[0-9]+/).
You can also average five samples, one second apart:
$ mpstat 1 5 | awk 'END{print 100-$NF"%"}'
Test it like this:
$ mpstat 1 5 | tee /dev/tty | awk 'END{print 100-$NF"%"}'
share
...
Difference between PCDATA and CDATA in DTD
...oring the root, <bar> will be parsed, and it'll have no content, but one child.
<?xml version="1.0"?>
<foo>
<bar><test>content!</test></bar>
</foo>
When we want to specify that an element will only contain text, and no child elements, we use the ke...
How to delete from a text file, all lines that contain a specific string?
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One more note for Mac OS X users: for some reason, the -i flag requires an argument to be passed, even if it's just an empty string, like sed -i '' '/pattern/d' ./infile.
– geerlingguy
O...
How can I convert spaces to tabs in Vim or Linux?
...d by 4 spaces, and substitute it for whatever number of tabs it found plus one.
This, unfortunately, will not run at once!
At first, the file will have lines starting with spaces. The search will then convert only the first 4 spaces to a tab, and let the following...
You need to repeat the command. ...
Programmer-friendly search engine? [closed]
...
this one would be cool if more was covered.... it doesn't specifically get your answer, but i find it useful
http://start.gotapi.com/
or
http://www.gotapi.com/html for the html version
you can also go here and check out more, ...
Manifest merger failed : uses-sdk:minSdkVersion 14
...t the release of API 21, Lollipop. Be sure to download the latest SDK.
In one of my modules I had the following in build.gradle:
dependencies {
compile 'com.android.support:support-v4:+'
}
Changing this to
dependencies {
// do not use dynamic updating.
compile 'com.android.support:s...
How can I make the cursor turn to the wait cursor?
...ted Apr 10 '15 at 13:37
Johnny Bones
8,08255 gold badges3636 silver badges9393 bronze badges
answered Oct 14 '09 at 19:49
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Generate random number between two numbers in JavaScript
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this is also great because if someone doesn't include the to arg, the from arg doubles as the max
– Jason
Feb 6 '13 at 1:53
14
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How do you read CSS rule values with JavaScript?
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Since the accepted answer from "nsdel" is only avilable with one stylesheet in a document this is the adapted full working solution:
/**
* Gets styles by a classname
*
* @notice The className must be 1:1 the same as in the CSS
* @param string className_
*...
PHP Sort Array By SubArray Value
...nd it is actually quite cool. I wrote a simple comparison function to the one above, however missed out the '=='. Thanks for the help guys
– Sjwdavies
Mar 19 '10 at 13:38
3
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