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What is Erlang written in?
...
From the Erlang FAQ:
10.6 How did the first Erlang compiler get written?
(or: how was Erlang bootstrapped?) In
Joe's words:
First I designed an abstract machine
to execute Erlang. This was called the
JAM m...
What is the difference between Reader and InputStream?
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An InputStream is the raw method of getting information from a resource. It grabs the data byte by byte without performing any kind of translation. If you are reading image data, or any binary file, this is the stream to use.
A Reader is designed for character streams. If the ...
Sort a Map by values
...sistent with equals (see the sortMap javadox). This means retireving items from the tree map will not work. sorted_map.get("A") will return null. That means this use of treemap is broken.
– mR_fr0g
Dec 1 '10 at 14:36
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How to run a background task in a servlet based web application?
...tting how to do it. My servlet has a method which gives counts of the user from a database on a daily basis as well as the total count of the users from the whole database. So I want to keep the servlet continuously running for that.
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Logical Operators, || or OR?
...ect normally.
See also: Logical operators (the following example is taken from there):
// The result of the expression (false || true) is assigned to $e
// Acts like: ($e = (false || true))
$e = false || true;
// The constant false is assigned to $f and then true is ignored
// Acts like: (($f = f...
127 Return code from $?
What is the meaning of return value 127 from $? in UNIX.
8 Answers
8
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Finding Number of Cores in Java
How can I find the number of cores available to my application from within Java code?
4 Answers
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How to force use of overflow menu on devices with menu button
... fit into the ActionBar go into the overflow menu (the one that is reached from the Action Bar not the menu button) even on devices that do have a Menu button . This seems much more intuitive for users than throwing them into a separate menu list that requires the user to jump from a touch(screen)...
Using curl POST with variables defined in bash script functions
...ite a function that generates the post data of your script. This saves you from all sort of headaches concerning shell quoting and makes it easier to read an maintain the script than feeding the post data on curl's invocation line as in your attempt:
generate_post_data()
{
cat <<EOF
{
"ac...
How to remove only underline from a:before?
... remove this?
Yes, if you change the display style of the inline element from display:inline (the default) to display:inline-block:
#test p a:before {
color: #B2B2B2;
content: "► ";
display:inline-block;
}
This is because the CSS specs say:
When specified on or propagated to a...