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get size of json object
...script">
var myObject = {'name':'Kasun', 'address':'columbo','age': '29'}
var count = Object.keys(myObject).length;
console.log(count);
</script>
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How can I determine the URL that a local Git repository was originally cloned from?
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24 Answers
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Simple way to transpose columns and rows in SQL?
...])
VALUES
('Red', 1, 5, 1, 3),
('Green', 8, 4, 3, 5),
('Blue', 2, 2, 9, 1);
Union All, Aggregate and CASE Version:
select name,
sum(case when color = 'Red' then value else 0 end) Red,
sum(case when color = 'Green' then value else 0 end) Green,
sum(case when color = 'Blue' then v...
How to get the CPU Usage in C#?
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208
You can use the PerformanceCounter class from System.Diagnostics.
Initialize like this:
Perf...
“A lambda expression with a statement body cannot be converted to an expression tree”
...myArray = objects.Select(o => new Obj() {
Var1 = o.someVar,
Var2 = o.var2
}).ToArray();
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Bulk package updates using Conda
...all will update them (note that the latter will not update you from Python 2 to Python 3, but the former will show Python as being outdated if you do use Python 2).
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How to create circle with Bézier curves?
...e that the middle of the curve lies on the circle itself, is (4/3)*tan(pi/(2n)).
So for 4 points it is (4/3)*tan(pi/8) = 4*(sqrt(2)-1)/3 = 0.552284749831.
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CSV in Python adding an extra carriage return, on Windows
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325
Python 3:
As described by YiboYang, set newline=''
with open('output.csv', 'w', newline='')...
How to make link look like a button?
...g CSS:
.button {
display: block;
width: 115px;
height: 25px;
background: #4E9CAF;
padding: 10px;
text-align: center;
border-radius: 5px;
color: white;
font-weight: bold;
line-height: 25px;
}
<a class="button">Add Problem</a>
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Using IQueryable with Linq
...Products table, and you want to get all of the products whose cost is >$25.
If you do:
IEnumerable<Product> products = myORM.GetProducts();
var productsOver25 = products.Where(p => p.Cost >= 25.00);
What happens here, is the database loads all of the products, and passes them ac...