大约有 23,000 项符合查询结果（耗时：0.0371秒） [XML]
How to use JavaScript variables in jQuery selectors?
... note that the variable used to concatenate must be non-numerical, so do toString() if id is a number.
– isync
Oct 12 '15 at 17:41
...
What makes JNI calls slow?
...code requires something similar to reflection. Signatures are specified in strings and queried from the JVM. This is both slow and error-prone.
Java Strings are objects, have length and are encoded. Accessing or creating a string may require an O(n) copy.
Some additional discussion, possibly dated...
JavaScript URL Decode function
...
Thank you so much!! This is a perfect way to handle strings in jquery which have been previously urlencoded with php, just what I needed!!
– Dante Cullari
May 3 '13 at 20:32
...
How to convert lazy sequence to non-lazy in Clojure
...y-seq)) is not so nice in situations like the following: (vec (json/parse-string "{\"foo\":\"bar\"}")) ;; => [["foo" "bar"]] Since cheshire chooses to produce a lazy-seq from (json/parse-string)
– codeasone
Feb 7 '18 at 16:06
...
How to get a subset of a javascript object's properties
... limitation is that a list of keys is predefined, they cannot be listed as strings, as the question mentions. Destructuring becomes more complicated if a key is non-alphanumeric, e.g. foo_bar.
The downside is that this requires to duplicate a list of keys, this results in verbose code in case a lis...
.NET WebAPI Serialization k_BackingField Nastiness
...ializable]
[DataContract]
public class Error
{
[DataMember]
public string Status { get; set; }
[DataMember]
public string Message { get; set; }
[DataMember]
public string ErrorReferenceCode { get; set; }
[DataMember]
public List<FriendlyError> Errors { get; set;...
How can I find where I will be redirected using cURL?
...ke curl follow a redirect but I can't quite get it to work right. I have a string that I want to send as a GET param to a server and get the resulting URL.
...
how to pass an integer as ConverterParameter?
...n he specified that "i need it to be an integer. of course i can parse the string, but do i have to?" So my answer alleviates that in that there is no parsing of a string but only the unboxing of an integer which I is still much more safe.
– jpierson
Aug 4 '11 ...
Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
...
From the MSDN documentation for NameValueCollection.Item Property (String):
Caution
This property returns null in the following cases: 1) if the specified key is not found; and 2) if the specified key is found and its associated value is null. This property does not distinguish between the ...
How can I use getSystemService in a non-activity class (LocationManager)?
...ntext is passing
Location location = lfyl.getLocation();
String latLongString = lfyl.updateWithNewLocation(location);
TextView myLocationText = (TextView)findViewById(R.id.myLocationText);
myLocationText.setText("Your current position is:\n" + latLongString);
}...