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Vim: Creating parent directories on save
If I invoke vim foo/bar/somefile but foo/bar don't already exist, Vim refuses to save.
6 Answers
...
jQuery UI datepicker change event not caught by KnockoutJS
...rvable($el.datepicker("getDate"));
});
//handle disposal (if KO removes by the template binding)
ko.utils.domNodeDisposal.addDisposeCallback(element, function() {
$el.datepicker("destroy");
});
},
update: function(element, valueAccessor) {
...
How to check “hasRole” in Java Code with Spring Security?
...Wrapper instance. You could improve it explaining how to obtain it and clarifying the answer itself a little bit more.
– Xtreme Biker
Feb 23 '15 at 9:59
3
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How to convert a Drawable to a Bitmap?
...w URL(name);
ImageView profile = (ImageView)v.findViewById(R.id.vdo_icon);
if (profile != null) {
Bitmap mIcon1 =
BitmapFactory.decodeStream(url_value.openConnection().getInputStream());
profile.setImageBitmap(mIcon1);
}
...
How can I handle the warning of file_get_contents() function in PHP?
...
Step 1: check the return code: if($content === FALSE) { // handle error here... }
Step 2: suppress the warning by putting an error control operator (i.e. @) in front of the call to file_get_contents():
$content = @file_get_contents($site);
...
List directory in Go
...t directory (folders are included but not specially marked - you can check if an item is a folder by using the IsDir() method):
package main
import (
"fmt"
"io/ioutil"
"log"
)
func main() {
files, err := ioutil.ReadDir("./")
if err != nil {
log.Fatal(err)
}
f...
When to use Comparable and Comparator
...
I would say that an object should implement Comparable if that is the clear natural way to sort the class, and anyone would need to sort the class would generally want to do it that way.
If, however, the sorting was an unusual use of the class, or the sorting only makes sense fo...
TypeScript sorting an array
... a function that returns number, not boolean.
You need to return negative if the first item is smaller; positive if it it's larger, or zero if they're equal.
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Build tree array from flat array in javascript
... has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
...
Difference between two lists
...
Using Except is exactly the right way to go. If your type overrides Equals and GetHashCode, or you're only interested in reference type equality (i.e. two references are only "equal" if they refer to the exact same object), you can just use:
var list3 = list1.Except(li...