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How to empty (“truncate”) a file on linux that already exists and is protected in someway?
...is not need to sudo. I think the other issue is you are passing command as string argument to sh , I don't know how that is handled internally but that is another layer of complexity/redirection added
– sakhunzai
Apr 14 '14 at 5:36
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href overrides ng-click in Angular.js
...ar documentation site just does href without even assigning it to an empty string:
[<a href ng-click="colors.splice($index, 1)">X</a>]
http://docs.angularjs.org/api/ng.directive:select
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Chrome Extension - Get DOM content
...xecuteScript({
code: '(' + modifyDOM + ')();' //argument here is a string but function.toString() returns function's code
}, (results) => {
//Here we have just the innerHTML and not DOM structure
console.log('Popup script:')
console.log(results[0]);
});
});...
How do I convert a PDF document to a preview image in PHP? [closed]
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echo 'image-0.jpg'; returns a string.
– suz
Dec 1 '16 at 9:51
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Removing nan values from an array
...ou are filtering nans from an array of objects with mixed types, such as a strings and nans.
– Austin Richardson
Jun 29 '15 at 14:15
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Error in plot.new() : figure margins too large, Scatter plot
...lem with RStudio, and when I entered par("mar") I retrieved the same exact string [1] 5.1 4.1 4.1 2.1 so I entered par(mar=c(1,1,1,1)) but then plot() would not plot anything, so I had to close close both RStudio and the terminal. After reopening RStudio, it was back to normal.
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Remove an item from array using UnderscoreJS
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Please exercise care if you are filtering strings and looking for case insensitive filters. _.without() is case sensitive. You can also use _.reject() as shown below.
var arr = ["test","test1","test2"];
var filtered = _.filter(arr, function(arrItem) {
return ar...
Adding days to $Date in PHP
...t solution to your query
$date=date_create("2013-03-15"); // or your date string
date_add($date,date_interval_create_from_date_string("40 days"));// add number of days
echo date_format($date,"Y-m-d"); //set date format of the result
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Difference between volatile and synchronized in Java
...ect=new SomeObject(...); // new object is published
// Using code
private String getError() {
SomeObject myCopy=SharedLocation.someObject; // gets current copy
...
int cod=myCopy.getErrorCode();
String txt=myCopy.getErrorText();
return (cod+" - "+txt);
}
// And so on, with m...
How to handle ListView click in Android
...lv.getItemAtPosition(position);
/* write you handling code like...
String st = "sdcard/";
File f = new File(st+o.toString());
// do whatever u want to do with 'f' File object
*/
}
});
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