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How do you check that a number is NaN in JavaScript?
...bove cases" I wouldn't say wrong, just different, because the global isNaN converts the argument to a number value first.
– Felix Kling
Mar 7 '16 at 7:23
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Creating anonymous objects in php
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Convert array to object (but this is not recursive to sub-childs):
$obj = (object) ['myProp' => 'myVal'];
share
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imp...
FormData.append(“key”, “value”) is not working
....form[i].value;
}
}
const data = formDataToObject.toObj(formObject): // convert "user[email]":"customer@mail.com" => "user":{"email":"customer@mail.com"}
const orderRes = await fetch(`/api/orders`, {
method: 'POST',
credentials: 'same-origin',
headers: {
'Con...
Select Multiple Fields from List in Linq
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Anonymous types allow you to select arbitrary fields into data structures that are strongly typed later on in your code:
var cats = listObject
.Select(i => new { i.category_id, i.category_name })
.Distinct()
.OrderByDescending(i => i.category_name)
.ToArr...
reformat in vim for a nice column layout
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@metrix, here is a very clumsy workaround: 1) convert spaces inside delimiters into a different character, 2) then run column as described in the post, 3) then replace your delimiters back to spaces. An example command in visual mode for step #1 is: '<,'>s/"\(\w\+\...
Multiply TimeSpan in .NET
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Thank you for the compliment, but I feel obliged to point out that @JustinPihony answered nearly two years before I did and it was the information in his answer that allowed me to write mine.
– Stephen Hewlett
Oct 25 '13 at 20:36
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JavaScript variable number of arguments to function
... method concat returns a copy of the 'array' it's called on, we can easily convert the arguments object to a real array like this: var args = [].concat.call(arguments). Some people prefer to use Array.prototype.concat.call instead, but I like the [], they are short and sweet!
–...
Encoding as Base64 in Java
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You can also convert using Base64 encoding. To do this, you can use the javax.xml.bind.DatatypeConverter#printBase64Binary method.
For example:
byte[] salt = new byte[] { 50, 111, 8, 53, 86, 35, -19, -47 };
System.out.println(DatatypeCo...
Remove the last character from a string [duplicate]
...$length]) last couple of parameters limit the letters that are "surgically interventioned". I.e. substringing will only analyze/replace the substring's characters (in this case emptied). After this is done, the rest of the unaltered string is concatenated.
– CPHPython
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Best way of invoking getter by reflection
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I think this should point you towards the right direction:
import java.beans.*
for (PropertyDescriptor pd : Introspector.getBeanInfo(Foo.class).getPropertyDescriptors()) {
if (pd.getReadMethod() != null && !"class".equals(pd.getName())...