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How to open files relative to home directory
... character.
From the File documentation:
absolute_path(file_name [, dir_string] ) → abs_file_name
Converts a pathname to an absolute pathname. Relative paths are referenced from the current working directory of the process unless dir_string is given, in which case it will be used as the st...
How to Pass Parameters to Activator.CreateInstance()
....dos.test.dll", "paquete.uno.dos.clasetest.dll")
}
public T Load(string assemblyFile, string objectToInstantiate)
{
var loaded = Activator.CreateInstanceFrom(assemblyFile, objectToInstantiate).Unwrap();
return loaded as T;
}
}
...
Running bash script from within python
...eep.sh', 0o755) then you could read the script as a text file and pass the string to subprocess module instead:
with open('sleep.sh', 'rb') as file:
script = file.read()
rc = call(script, shell=True)
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How to print formatted BigDecimal values?
...
public static String currencyFormat(BigDecimal n) {
return NumberFormat.getCurrencyInstance().format(n);
}
It will use your JVM’s current default Locale to choose your currency symbol. Or you can specify a Locale.
NumberFormat.get...
jQuery selector for inputs with square brackets in the name attribute
...o backslashes is because a single backslash is interpreted as a JavaScript string escape character, so you need two to specify a literal backslash, which provides the escape character to the selector... ah, the joys of multiple levels of character escaping.
– Peter
...
What is the best way to trigger onchange event in react js
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String refs are considered legacy now and will be deprecated in the future. Callback refs are the preferred method to keep track of the DOM node.
– dzv3
Oct 7 '16 at 11:50
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namespaces for enum types - best practices
...default for newly-created enums,
add further methods, like for returning a string representation of a choice.
Just note that you need to declare operator enum_type() so that C++ would know how to convert your class into underlying enum. Otherwise, you won't be able to pass the type to a switch sta...
OAuth 2.0: Benefits and use cases — why?
...o agree on the order of the arguments (so they're signing exactly the same string), and one of the main complaints about OAuth 1 is that it requires both the server and clients to sort and sign identically. This is fiddly code and either it's right or you get 401 Unauthorized with little help. This ...
How to create a new file together with missing parent directories?
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This only works if the file was created with a path string which contains a parent directory, i.e. new File("file.txt").getParentFile() returns null, new File("dir/file.txt").getParentFile() returns the same as new File("dir")
– Zoltán
N...
Help with C# generics error - “The type 'T' must be a non-nullable value type”
...le<T> itself. In other words, you could try to call:
CoalesceMax<string>(...)
which wouldn't make sense, as Nullable<string> isn't valid.
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