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How to convert an integer to a string in any base?
Python allows easy creation of an integer from a string of a given base via
27 Answers
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Creating a BLOB from a Base64 string in JavaScript
I have Base64-encoded binary data in a string:
12 Answers
12
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ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
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I fixed this issue by correcting my jdbc string.
For example, the correct jdbc string should be...
jdbc:oracle:thin:@myserver:1521/XE
But the jdbs string I was using is ...
jdbc:oracle:thin:@myserver:1521:XE
(Note: between 1521 and XE should be a /)
This b...
What exactly is an “open generic type” in .NET? [duplicate]
...e that is not an open type.
Therefore T, List<T>, and Dictionary<string,T>, and Dictionary<T,U> are all open types (T and U are type arguments) whereas List<int> and Dictionary<string,int> are closed types.
There's a related concept: An unbound generic type is a generi...
How to automatically convert strongly typed enum into int?
The a::LOCAL_A is what the strongly typed enum is trying to achieve, but there is a small difference : normal enums can be converted into integer type, while strongly typed enums can not do it without a cast.
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In a javascript array, how do I get the last 5 elements, excluding the first element?
... huge javascript minified file if your trying to do it from your browser.
_.slice(_.rest(arr), -5)
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error, string or binary data would be truncated when trying to insert
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From @gmmastros's answer
Whenever you see the message....
string or binary data would be truncated
Think to yourself... The field is NOT big enough to hold my data.
Check the table structure for the customers table. I think you'll find that the length of one or more fields is N...
Java: How to get input from System.console()
...ut (usable only outside of an IDE):
System.out.print("Enter something:");
String input = System.console().readLine();
Another way (works everywhere):
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Test {
public static void main(St...
At runtime, find all classes in a Java application that extend a base class
...SubTypesOf(MyInterface.class);
Another example:
public static void main(String[] args) throws IllegalAccessException, InstantiationException {
Reflections reflections = new Reflections("java.util");
Set<Class<? extends List>> classes = reflections.getSubTypesOf(java.util.List....
TypeScript, Looping through a dictionary
In my code, I have a couple of dictionaries (as suggested here ) which is String indexed. Due to this being a bit of an improvised type, I was wondering if there any suggestions on how I would be able to loop through each key (or value, all I need the keys for anyway). Any help appreciated!
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