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How do you add a timer to a C# console application
...code from the same book CLR Via C# Third Ed.
using System;
using System.Threading;
public static class Program {
public static void Main() {
// Create a Timer object that knows to call our TimerCallback
// method once every 2000 milliseconds.
Timer t = new Timer(TimerCallback...
How do you crash a JVM?
I was reading a book on programming skills wherein the author asks the interviewee, "How do you crash a JVM?" I thought that you could do so by writing an infinite for-loop that would eventually use up all the memory.
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How do I import global modules in Node? I get “Error: Cannot find module ”?
... use npm link <global-package> to create a local link to a package already installed globally. (Caveat: The OS must support symlinks.)
However, this doesn't come without its problems.
npm link is a development tool. It's awesome for managing packages on your local development box. But d...
The role of #ifdef and #ifndef
... I'm not sure what this adds that the other answers don't already cover, and your example is not C or C++.
– SirGuy
Sep 2 '15 at 13:02
add a comment
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Where should Rails 3 custom validators be stored?
...go in a /lib or /lib/validators directory of a project. I've found (by reading an answer to another post) that they only seem to work in config/initializers . Does anyone know, or have a pointer to official documentation that shows where custom validators should live?
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If a DOM Element is removed, are its listeners also removed from memory?
...olutions used to fix legacy IE version memory leaks, I fully recommend you read this MSDN article on Understanding and Solving Internet Explorer Leak Patterns.
A few more articles relevant to this:
JScript memory leaks
Memory leaks in IE8
JavaScript Memory Leaks
Manually removing the listeners ...
How to see an HTML page on Github as a normal rendered HTML page to see preview in browser, without
...ion, thank you! I added the links to my R Notebooks with the prefix to the README.md file and it renders my nb.html file very well. Here is the page in case anybody wants to see how it works: github.com/sargdavid/snippets.cvi and htmlpreview.github.io/?https://github.com/sargdavid/…
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Thread Safety in Python's dictionary
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Python's built-in structures are thread-safe for single operations, but it can sometimes be hard to see where a statement really becomes multiple operations.
Your code should be safe. Keep in mind: a lock here will add almost no overhead, and will give you p...
How to get a list of column names on Sqlite3 database?
...t); .mode insert TmpCols .output cols PRAGMA TABLE_INFO('yourtable'); .read cols .mode csv .output stdout
– Jason
Jan 5 '12 at 7:03
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How do I convert an integer to string as part of a PostgreSQL query?
...Then an example of when this could be relevant. In my case, I found this thread because I actually had to convert an integer to a string - not for comparison but for using inside an aggregate function that would fail, if the argument was not a string. In which case, this was not an answer to the que...