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When to use ref and when it is not necessary in C#
...mean it's good. It would have been better if rather than if (int.TryParse("123", out var theInt) { /* use theInt */ } we had var candidate = int.TrialParse("123"); if (candidate.Parsed) { /* do something with candidate.Value */ } It is more code, but is much more consistent with the C# language desi...
How to make type=“number” to positive numbers only
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i tried running this .. but failing when you type this 98---89232-232
– Bh00shan
Jul 16 at 10:34
@...
printf with std::string?
...r example:
std::locale loc("");
std::cout.imbue(loc);
std::cout << 123456.78;
The nameless locale (the "") picks a locale based on the user's configuration. Therefore, on my machine (configured for US English) this prints out as 123,456.78. For somebody who has their computer configured fo...
jQuery: Get selected element tag name
...! Clearer than nodeName and even shorter. :P
– Dennis98
Oct 22 '15 at 12:41
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Hide options in a select list using jQuery
...Nov 17 '10 at 13:17
enthusiastic123enthusiastic123
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-didSelectRowAtIndexPath: not being called
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98
It sounds like perhaps the class is not the UITableViewDelegate for that table view, though UIT...
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...
Share variables between files in Node.js?
...e..
// main.js
var myModule = require('./module.js');
var shares = {value:123};
// Initialize module and pass the shareable object
myModule.init(shares);
// The value was changed from init2 on the other file
console.log(shares.value); // 789
On the other file..
// module.js
var shared = null;
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Syntax for a single-line Bash infinite while loop
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devnulldevnull
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Oracle SELECT TOP 10 records
...ply in a query like this one - Select * from SomeTable where someColumn = '123' and rownum <=3. Is it after selecting the results from [Select * from SomeTable where someColumn = '123' ]
– Shirgill Farhan
Dec 3 '19 at 9:18
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