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Why does the month argument range from 0 to 11 in JavaScript's Date constructor?
... probably because no one in their right mind would ever create an array of string names for days (e.g., { "first", "second", "third", ..., "twenty-seventh", ... }) and try to index it by tm_mday. Then again, maybe they just saw the absolute utility in making off by one errors a regular occurrence.
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Standard alternative to GCC's ##__VA_ARGS__ trick?
...argc, char *argv[])
{
BAR("first test");
BAR("second test: %s", "a string");
return 0;
}
This same trick is used to:
count the number of arguments
expand differently depending on the number of arguments
append to __VA_ARGS__
Explanation
The strategy is to separate __VA_ARGS__ into...
How to replace a hash key with another key
...
If all the keys are strings and all of them have the underscore prefix, then you can patch up the hash in place with this:
h.keys.each { |k| h[k[1, k.length - 1]] = h[k]; h.delete(k) }
The k[1, k.length - 1] bit grabs all of k except the firs...
Formatting code snippets for blogging on Blogger [closed]
...name="code" class="brush: erlang"><![CDATA[
-module(trim).
-export([string_strip_right/1, reverse_tl_reverse/1, bench/0]).
bench() -> [nbench(N) || N <- [1,1000,1000000]].
nbench(N) -> {N, bench(["a" || _ <- lists:seq(1,N)])}.
bench(String) ->
{{string_strip_right,
l...
jQuery document.createElement equivalent?
...document.createElement is much faster than having jQuery convert your html string into an element. (just in case you have an urge to make things more efficient)
– Sugendran
Nov 7 '08 at 7:19
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Save PL/pgSQL output from PostgreSQL to a CSV file
...ing easy to re-use or automate, you can use Postgresql's built in COPY command. e.g.
Copy (Select * From foo) To '/tmp/test.csv' With CSV DELIMITER ',' HEADER;
This approach runs entirely on the remote server - it can't write to your local PC. It also needs to be run as a Postgres "superuser" (no...
How can I play sound in Java?
...y works with .wav format.
public static synchronized void playSound(final String url) {
new Thread(new Runnable() {
// The wrapper thread is unnecessary, unless it blocks on the
// Clip finishing; see comments.
public void run() {
try {
Clip clip = AudioSystem.getClip();
...
Enabling HTTPS on express.js
I'm trying to get HTTPS working on express.js for node, and I can't figure it out.
7 Answers
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iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]
...ld tell in today's presentation. They will be letterboxed or basically the extra 88 points in height would simply be black.
If you only plan to support iOS 6+, then definitely consider using Auto Layout. It removes all fixed layout handling and instead uses constraints to lay things out. Nothing wi...
Getting raw SQL query string from PDO prepared statements
Is there a way to get the raw SQL string executed when calling PDOStatement::execute() on a prepared statement? For debugging purposes this would be extremely useful.
...