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Easy way to list node modules I have npm linked?
I am looking for a command that will list the names of global modules that I have npm link 'd to local copies, also listing the local path.
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Getting time elapsed in Objective-C
I need to get the time elapsed between two events, for example, the appearance of a UIView and the user's first reaction.
7...
What is the difference between DSA and RSA?
It appears they are both encryption algorithms that require public and private keys. Why would I pick one versus the other to provide encryption in my client server application?
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Is there an SQLite equivalent to MySQL's DESCRIBE [table]?
...started learning SQLite . It would be nice to be able to see the details for a table, like MySQL's DESCRIBE [table] . PRAGMA table_info [table] isn't good enough, as it only has basic information (for example, it doesn't show if a column is a field of some sort or not). Does SQLite have a way to...
How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
...escribes the version of the JRE the class file is compatible with.
The reported major numbers are:
Java SE 14 = 58,
Java SE 13 = 57,
Java SE 12 = 56,
Java SE 11 = 55,
Java SE 10 = 54,
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JD...
How to import a class from default package
...ons.java and I want to make the use of that class in any of the package (for instance in com.company.calc ). When I try to make the use of the class which is in the default package, it's giving me a compiler error. It's not able to recognise the class in default package. Where is the problem?
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Passing variable arguments to another function that accepts a variable argument list
...leV(int b, va_list args);
void exampleA(int a, int b, ...) // Renamed for consistency
{
va_list args;
do_something(a); // Use argument a somehow
va_start(args, b);
exampleV(b, args);
va_end(args);
}
void exampleB(int b, ...)
{
va_list args;
va_start(ar...
How can I create an Asynchronous function in Javascript?
...:
setInterval
setTimeout
requestAnimationFrame
XMLHttpRequest
WebSocket
Worker
Some HTML5 APIs such as the File API, Web Database API
Technologies that support onload
... many others
In fact, for the animation jQuery uses setInterval.
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Stashing only un-staged changes in Git
I'd like to do the following work flow:
11 Answers
11
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Kotlin Ternary Conditional Operator
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if (a) b else c
The distinction between expression and statement is important here. In Java/C#/JavaScript, if forms a statement, meaning that it does not resolve to a value. More concretely, you can't assign it to a variable.
// Valid Kotlin, but invalid Java/C#/JavaScript
var v = if (a) b else...