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What is middleware exactly?
...answered Jul 22 '16 at 22:53
SAK123SAK123
15111 silver badge33 bronze badges
...
Round to at most 2 decimal places (only if necessary)
...
If the value is a text type:
parseFloat("123.456").toFixed(2);
If the value is a number:
var numb = 123.23454;
numb = numb.toFixed(2);
There is a downside that values like 1.5 will give "1.50" as the output. A fix suggested by @minitech:
var numb = 1.5;
numb = +nu...
What's the best way to check if a String represents an integer in Java?
...they aren't bad performers.
public void RunTests()
{
String str = "1234567890";
long startTime = System.currentTimeMillis();
for(int i = 0; i < 100000; i++)
IsInt_ByException(str);
long endTime = System.currentTimeMillis();
System.out.print("ByException: ");
...
How to get the current URL within a Django template?
...ered Jun 13 '17 at 1:33
CoderGuy123CoderGuy123
4,7134646 silver badges7373 bronze badges
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Using str_replace so that it only acts on the first match?
...n preg_replace($from, $to, $content, 1);
}
echo str_replace_first('abc', '123', 'abcdef abcdef abcdef');
// outputs '123def abcdef abcdef'
The magic is in the optional fourth parameter [Limit]. From the documentation:
[Limit] - The maximum possible
replacements for each pattern in each
s...
Spring Boot - inject map from application.yml
...eholders being replaced. E.g. if you had a system property project.version=123 set, the example you gave in the answer would return version=123, while after setting locations it would return project.version=${project.version}. Do you know if there's a limitation of some sorts here?
...
XDocument or XmlDocument
...id="4" />
<bar id="5" />
</foo>
<foo id="123">Text 1<moo />Text 2
</foo>
</xml>
We can evaluate:
var node = xele.XPathSelectElement("/xml/foo[@id='123']");
var nodes = xele.XPathSelectElements(
"//moo/ancestor::xml/descendant::baz[@id='1'...
What does Expression.Quote() do that Expression.Constant() can’t already do?
...) ex1.Compile();
var f1b = f1a(100);
Console.WriteLine(f1b(123));
The lambda has a nested lambda; the compiler generates the interior lambda as a delegate to a function closed over the state of the function generated for the outer lambda. We need consider this case no more.
Suppos...
How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
...Doe',
address: {
city: 'NY',
street: 'Eighth Avenu',
number: 123
}
};
var instructions = dot.flatten(person)
console.log(instructions);
/*
{
$set: {
'firstName': 'John',
'lastName': 'Doe',
'address.city': 'NY',
'address.street': 'Eighth Avenu',
'address.numb...
Generating a PNG with matplotlib when DISPLAY is undefined
...ered Dec 2 '16 at 11:59
Matthias123Matthias123
79266 silver badges1313 bronze badges
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