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Easy way to turn JavaScript array into comma-separated list?
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Here's an implementation that converts a two-dimensional array or an array of columns into a properly escaped CSV string. The functions do not check for valid string/number input or column counts (ensure your array is valid to begin with). The cells can c...
Transparent ARGB hex value
...mple, if you want 42% to calculate you need to find 42% of numbeer 255 and convert that number to hex. 255 * 0.42 ~= 107 107 to hex is "6B
– maleta
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.NET console application as Windows service
...ich is also what you need to change to the console application in order to convert it to a Windows Service.
Here are the changes you need to do:
Install the following NuGet packages
Install-Package Microsoft.Extensions.Hosting.WindowsServices -Version 3.1.0
Install-Package Microsoft.Extensions.Co...
How to insert newline in string literal?
... If you copy-paste that code into an editor on Windows, it'll probably get converted to \r\n. Do the same on a Unix-like platform and it'll probably get converted to \n instead.
– Xiyng
Nov 30 '16 at 15:57
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What are transparent comparators?
...ned, existing code may pass through objects directly which would have been converted without the member templates. The example use-case from n3657 is locating an object in a std::set<std::string> using a string literal: with the C++11 definition a std::string object is constructed when passing...
How do I output an ISO 8601 formatted string in JavaScript?
...very to-ISO method on the web drops the timezone information by applying a convert to "Z"ulu time (UTC) before outputting the string. Browser's native .toISOString() also drops timezone information.
This discards valuable information, as the server, or recipient, can always convert a full ISO date ...
How can I get sin, cos, and tan to use degrees instead of radians?
...It seems to me that it would be more useful to you to have a function that converts a degree input to radians, like this:
function toRadians (angle) {
return angle * (Math.PI / 180);
}
which you could use to do something like tan(toRadians(45)).
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How do I search for an object by its ObjectId in the mongo console?
...wrote the answer if you are using mongodb using node.js
You don't need to convert the id into an ObjectId. Just use :
db.collection.findById('4ecbe7f9e8c1c9092c000027');
this collection method will automatically convert id into ObjectId.
On the other hand :
db.collection.findOne({"_id":'4ecbe7...
Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt
..."myapp\",\"exp\":1460555281,\"nbf\":1457963281}";
var b64header = Convert.ToBase64String(Encoding.UTF8.GetBytes(header))
.Replace('+', '-')
.Replace('/', '_')
.Replace("=", "");
var b64claims = Convert.ToBase64String(Encoding.UTF8.GetBytes(claims)...
How can I find non-ASCII characters in MySQL?
... problem.
SELECT whatever
FROM tableName
WHERE columnToCheck <> CONVERT(columnToCheck USING ASCII)
The CONVERT(col USING charset) function turns the unconvertable characters into replacement characters. Then, the converted and unconverted text will be unequal.
See this for more discuss...