大约有 13,700 项符合查询结果（耗时：0.0409秒） [XML]
Convert a String representation of a Dictionary to a dictionary?
...
Starting in Python 2.6 you can use the built-in ast.literal_eval:
>>> import ast
>>> ast.literal_eval("{'muffin' : 'lolz', 'foo' : 'kitty'}")
{'muffin': 'lolz', 'foo': 'kitty'}
This is safer than using eval. As its own docs say:
>>> help(ast.literal_e...
How to save an image to localStorage and display it on the next page?
..."text"/>
Then get the dimensions of your file into the input boxes
var _URL = window.URL || window.webkitURL;
$("#file-input").change(function(e) {
var file, img;
if ((file = this.files[0])) {
img = new Image();
img.onload = function() {
$("#file-h").val(this....
Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
...ess1.chunk(4)
pipe process1.fold(0L) {
(c, vs) => c + vs.map(_._1.length.toLong).sum
}).runLast.run
This should work with any value for the n parameter (provided you're willing to wait long enough) -- I tested with 2^14 32MiB arrays (i.e., a total of half a TiB of memory allocated ...
Convert string to title case with JavaScript
...
/([^\W_]+[^\s-]*) */g solves the Jim-Bob problem, ie: jim-bob --> Jim-Bob
– recursion.ninja
Jun 1 '13 at 18:55
...
How to make ng-repeat filter out duplicate results
...r('unique', function() {
return function (arr, field) {
return _.uniq(arr, function(a) { return a[field]; });
};
});
share
|
improve this answer
|
follow
...
Are there strongly-typed collections in Objective-C?
...but you can also add them to your own classes:
@interface GenericsTest<__covariant T> : NSObject
-(void)genericMethod:(T)object;
@end
@implementation GenericsTest
-(void)genericMethod:(id)object {}
@end
Objective-C will behave like it did before with compiler warnings.
GenericsTest<...
How to convert string representation of list to a list?
... ast
>>> x = u'[ "A","B","C" , " D"]'
>>> x = ast.literal_eval(x)
>>> x
['A', 'B', 'C', ' D']
>>> x = [n.strip() for n in x]
>>> x
['A', 'B', 'C', 'D']
ast.literal_eval:
With ast.literal_eval, you can safely evaluate an expression node or a string c...
Why doesn't indexOf work on an array IE8?
...
Yes, probably because he didn't include jQuery ¯_(ツ)_/¯ It is valid syntax.
– user9016207
Feb 25 '18 at 16:05
...
Preserve Line Breaks From TextArea When Writing To MySQL
...
Here is what I use
$textToStore = nl2br(htmlentities($inputText, ENT_QUOTES, 'UTF-8'));
$inputText is the text provided by either the form or textarea.
$textToStore is the returned text from nl2br and htmlentities, to be stored in your database.
ENT_QUOTES will convert both double and singl...
Using Node.JS, how do I read a JSON file into (server) memory?
... large JSON files. since it would tie up node.
– Sean_A91
Aug 3 '15 at 4:29
25
For the sake of co...