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What exactly is metaprogramming?
...es contain
characters, and strings are one of the
data types supported by the language.
Lisp code, after it's read by the
parser, is made of data structures
that you can traverse.
If you understand how compilers work,
what's really going on is not so much
that Lisp has a strange s...
How to debug Google Apps Script (aka where does Logger.log log to?)
...gs from the Script Editor, you can view the log from the last run function by going to View->Logs (still in script editor). Again, that will only show you anything that was logged from the last function you ran from inside Script Editor.
The script I was trying to get working had to do with spre...
How can I unit test Arduino code?
... trying to make a point about optimizing your
development feedback cycle by eliminating your target hardware from
your most mundane and frequent tests. The units under test are assumed
to be much smaller than the whole project.
The purpose of unit testing is to test the quality of your own c...
Really killing a process in Windows
...ve a kill -9 if they are in what's known as "Uninterruptible sleep" (shown by top and ps as state D) at which point the processes sleep so well that they can't process incoming signals (which is what kill does - sending signals).
Normally, Uninterruptible sleep should not last long, but as under Wi...
How can I count all the lines of code in a directory recursively?
...
@DesignbyAdrian: Journaling helps with crash recovery, not speed. It is likely you are seeing good performance due to caching or a very fast HDD.
– jmh
Jan 15 '15 at 14:58
...
Can I force a page break in HTML printing?
...ing into previous one (noticeable when using background-color). I fixed it by using .pagebreak { min-height: 1px; page-break-before: always; }
– pzmarzly
Jan 1 '19 at 17:02
...
How to unit test an object with database queries
...at altogether, and just returns a result. That result is typically defined by you ahead of time.
In order to set up your objects for mocking, you probably need to use some sort of inversion of control/ dependency injection pattern, as in the following pseudo-code:
class Bar
{
private FooData...
Symbolic link to a hook in git
... @Eliot neither creation nor resolution of symlinks is affected by the working directory. Whatever you give ln will be stored as the target and resolved relative to the location of the link.
– Joó Ádám
Mar 17 '16 at 1:18
...
How to send a header using a HTTP request through a curl call?
...
what is meant by @filename for the RESTful post? are you POSTing a file to a REST server? that seems odd to me
– JesseBoyd
Oct 16 '17 at 18:17
...
How to exit in Node.js
... should set the
process.exitCode and allow the process to exit naturally by avoiding
scheduling any additional work for the event loop:
// How to properly set the exit code while letting
// the process exit gracefully.
if (someConditionNotMet()) {
printUsageToStdout();
process.exitCode = ...