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Why do we have map, fmap and liftM?
...o-block rather than fmap because it fits in better with when I use liftM2, etc. as well.
– ivanm
Sep 18 '11 at 22:39
1
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How to send only one UDP packet with netcat?
...ocalhost/8000
and avoid all the idiosyncrasies and incompatibilities of netcat.
This also works sending to other hosts, ex:
echo -n "hello" >/dev/udp/remotehost/8000
These are not "real" devices on the file system, but bash "special" aliases. There is additional information in the Bash Manu...
In Git, how can I write the current commit hash to a file in the same commit
...$Id$ upon check-in.
If you think about it, this is what CVS, Subversion, etc do as well. If you look at the repository, you'll see that the file in the repository always contains, for example, $Id$. It never contains the expansion of that. It's only on checkout that the text is expanded.
...
What is the maximum float in Python?
...er of objects allowed in a collection (e.g., maximum size of a list, dict, etc.), and corresponds to a signed version of the C size_t type; the second is the point after which the int type switches to long, and is the max value of a C long. On some platforms the two values are different: e.g., on ...
Add only non-whitespace changes
... someone else might also contribute a solution for people using Sublesion, etc.
– Steve Pitchers
Jul 24 '15 at 10:30
1
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Disable pasting text into HTML form
...r example), but it meets my needs and avoids having to deal with keyCodes, etc.
// Register onpaste on inputs and textareas in browsers that don't
// natively support it.
(function () {
var onload = window.onload;
window.onload = function () {
if (typeof onload == "function") {
...
Is it bad practice to make a setter return “this”?
...le classes in Java 8 use this pattern, e.g. LocalDate.withMonth, withYear, etc.
– qualidafial
Feb 11 '15 at 16:30
4
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Difference between object and class in Scala
...t much like a module, containing related/subsidiary types and definitions, etc.
It can implement an interface by extending a class or one or more traits.
It can represent a case of a sealed trait that contains no data. In this respect, it's often considered more correct than a case class with no par...
Exception.Message vs Exception.ToString()
...every exception type and occurance out there (think of ArgumentExceptions, etc.).
Also, in addition to the StackTrace, ToString() will include information you will not get otherwise. For example the output of fusion, if enabled to include log messages in exception "messages".
Some exception type...
How to recover a dropped stash in Git?
...d I was trying different combinations of "git show", "git apply", "patch", etc.
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