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Why are side-effects modeled as monads in Haskell?
...etContents ~~~ putStrLn
without touching the real world.
"Impurification"
Now suppose we want to make the file content uppercase as well. Uppercasing is a pure function
upperCase :: String -> String
But to make it into the real world, it has to return an IO String. It is easy to lift such a fun...
Convert file path to a file URI?
...- somehow it decides that some sequences should be decoded but not others. Now we could just prefix with "file:///" ourselves, however this fails to take UNC paths like \\remote\share\foo.txt into account - what seems to be generally accepted on Windows is to turn them into pseudo-urls of the form f...
How can I specify a branch/tag when adding a Git submodule?
... conglomerate of other answers, but I think it may be more complete.
You know you have a Git submodule when you have these two things.
Your .gitmodules has an entry like so:
[submodule "SubmoduleTestRepo"]
path = SubmoduleTestRepo
url = https://github.com/jzaccone/SubmoduleTestRepo.git
...
Set cookie and get cookie with JavaScript [duplicate]
...ent.cookie = name +'=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
}
Now, calling functions
setCookie('ppkcookie','testcookie',7);
var x = getCookie('ppkcookie');
if (x) {
[do something with x]
}
Source - http://www.quirksmode.org/js/cookies.html
They updated the page today so everything...
Which CheckedListBox event triggers after a item is checked?
...gh I guess it could break a lot of code if Microsoft changed the behaviour now. The docs explicitly state The check state is not updated until after the ItemCheck event occurs. A different event or non-arbitrary workaround would be nice IMO.
– Dunc
Jun 4 '18 a...
Use cases for the 'setdefault' dict method
...or them:
headers = parse_headers( msg ) # parse the message, get a dict
# now add all the optional headers
for headername, defaultvalue in optional_headers:
headers.setdefault( headername, defaultvalue )
share
...
How do I commit case-sensitive only filename changes in Git?
...
Don't forget to give the full file path. Obvious, I know, but got me for a while
– rickrizzo
Aug 15 '17 at 16:03
9
...
git - skipping specific commits when merging
I've been using Git for about a year now and think it's fantastic, but I've just started on a second version of the project and started a new branch for it. I'm struggling a little with the best way to handle things going forward.
...
Why is subtracting these two times (in 1927) giving a strange result?
...uestions like this in Noda Time, in the form of unit tests... The test has now been changed, but it just goes to show - not even historical data is safe.
EDIT: History has changed again...
In TZDB 2014f, the time of the change has moved to 1900-12-31, and it's now a mere 343 second change (so the ...
move_uploaded_file gives “failed to open stream: Permission denied” error
...dy /var/www/html/mysite/tmp_file_upload/
Chmod images and tmp_file_upload now to be writable by the owner, if needed [Seems you already have this in place]. Mentioned in @Dmitry Teplyakov answer.
$ sudo chmod -R 0755 /var/www/html/mysite/images/
$ sudo chmod -R 0755 /var/www/html/mysite/tmp_file_...