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Split string based on a regular expression
...bular form. I'm parsing this output from a result file and storing it in a string. Each element in one row is separated by one or more whitespace characters, thus I'm using regular expressions to match 1 or more spaces and split it. However, a space is being inserted between every element:
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How to define static property in TypeScript interface
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You can define interface normally:
interface MyInterface {
Name:string;
}
but you can't just do
class MyClass implements MyInterface {
static Name:string; // typescript won't care about this field
Name:string; // and demand this one instead
}
To express that a class shou...
WebAPI Multiple Put/Post parameters
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[HttpPost]
public string MyMethod([FromBody]JObject data)
{
Customer customer = data["customerData"].ToObject<Customer>();
Product product = data["productData"].ToObject<Product>();
Employee employee = data["employeeDat...
Why do we use Base64?
...different purposes.
When you encode text in ASCII, you start with a text string and convert it to a sequence of bytes.
When you encode data in Base64, you start with a sequence of bytes and convert it to a text string.
To understand why Base64 was necessary in the first place we need a little h...
How do I get the name of the current executable in C#?
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We used this in the end: string file = object_of_type_in_application_assembly.GetType().Assembly.Location; string app = System.IO.Path.GetFileNameWithoutExtension( file );
– Gaspode
May 10 '11 at 15:10
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How do I get the last inserted ID of a MySQL table in PHP?
...se, don't use mysql_* functions in new code. They are no longer maintained and are officially deprecated. See the red box? Learn about prepared statements instead, and use PDO or MySQLi - this article will help you decide which. If you choose PDO, here is a good tutorial.
But if you have to, use m...
Check if a string matches a regex in Bash script
...[[ ]], along with the regular expression match operator, =~, to check if a string matches a regex pattern.
For your specific case, you can write:
[[ $date =~ ^[0-9]{8}$ ]] && echo "yes"
Or more a accurate test:
[[ $date =~ ^[0-9]{4}(0[1-9]|1[0-2])(0[1-9]|[1-2][0-9]|3[0-1])$ ]] && ec...
Create Pandas DataFrame from a string
...der to test some functionality I would like to create a DataFrame from a string. Let's say my test data looks like:
5 Ans...
How can I format a decimal to always show 2 decimal places?
... point and two to the right of it and no more...), then converting them to strings with str will work fine:
str(Decimal('10'))
# -> '10'
str(Decimal('10.00'))
# -> '10.00'
str(Decimal('10.000'))
# -> '10.000'
share...
In Windows cmd, how do I prompt for user input and use the result in another command?
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The syntax is as such: set /p variable=[string]
Check out http://commandwindows.com/batch.htm or http://www.robvanderwoude.com/userinput.php for a more deep dive into user input with the different versions of Windows OS batch files.
Once you have set your variabl...