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Decoding JSON using json.Unmarshal vs json.NewDecoder.Decode
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It really depends on what your input is. If you look at the implementation of the Decode method of json.Decoder, it buffers the entire JSON value in memory before unmarshalling it into a Go value. So in most cases it won't be any more memory efficient (although thi...
Which sort algorithm works best on mostly sorted data? [closed]
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Based on the highly scientific method of watching animated gifs I would say Insertion and Bubble sorts are good candidates.
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prevent property from being serialized in web API
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ASP.NET Web API uses Json.Net as default formatter, so if your application just only uses JSON as data format, you can use [JsonIgnore] to ignore property for serialization:
public class Foo
{
public int Id { get; set; }
public string Name { get; set; }
[JsonIgnore]...
Is it better practice to use String.format over string Concatenation in Java?
Is there a perceptible difference between using String.format and String concatenation in Java?
14 Answers
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How do I check if a SQL Server text column is empty?
... upvoted, but ... where ISNULL( TRIM( Field), '') = '' is even better ;-), if you feel that " " is an Empty string even with spaces inside
– Kirsten
Jun 13 '19 at 7:26
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Get UIScrollView to scroll to the top
...RIGINAL
[self.scrollView setContentOffset:CGPointZero animated:YES];
or if you want to preserve the horizontal scroll position and just reset the vertical position:
[self.scrollView setContentOffset:CGPointMake(self.scrollView.contentOffset.x, 0)
animated:YES];
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What is the meaning of the 'g' flag in regular expressions?
...@xr280xr Not irrelevant, more like counterproductive. It will break things if you re-use the RegExp. var r = /a/g; console.log(r.test('a'), r.test('a')); // true false
– Janosch
Oct 7 '18 at 18:38
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XmlSerializer - There was an error reflecting type
...at serialized classes must have default (i.e. parameterless) constructors. If you have no constructor at all, that's fine; but if you have a constructor with a parameter, you'll need to add the default one too.
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What does “%.*s” mean in printf?
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You can use an asterisk (*) to pass the width specifier/precision to printf(), rather than hard coding it into the format string, i.e.
void f(const char *str, int str_len)
{
printf("%.*s\n", str_len, str);
}
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File upload progress bar with jQuery
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Note: This question is related to the jQuery form plugin. If you are searching for a pure jQuery solution, start here.
There is no overall jQuery solution for all browser. So you have to use a plugin. I am using dropzone.js, which have an easy fallback for older browsers. Which plu...