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git command to show all (lightweight) tags creation dates
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@revelt git >= 2.0 provides a sort param. Put a minus in to reverse the order. git tag -l --sort=-creatordate --format='%(creatordate:short)|%(refname:short)'
– con--
Apr 4 '19 at 13:24
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What is the difference between gsub and sub methods for Ruby Strings
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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How to change column datatype from character to numeric in PostgreSQL 8.4
...s an assignment cast from old data type to new. A USING clause must be provided if there is no implicit or assignment cast from old to new type.
So this might work (depending on your data):
alter table presales alter column code type numeric(10,0) using code::numeric;
-- Or if you prefer standard...
Get parts of a NSURL in objective-c
...xample.com:8080/some/path/file.html;params-here?foo=bar#baz
NSURL has a wide range of accessors. You may check them in the documentation for the NSURL class, section Accessing the Parts of the URL. For quick reference:
-[NSURL scheme] = http
-[NSURL resourceSpecifier] = (everything from // to th...
Batch file to copy directories recursively
Is there a way to copy directories recursively inside a .bat file?
If so, an example would be great. thanks.
3 Answers
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Numpy array assignment with copy
...memory as the original array, which won't have been copied. That's why I said it's more like B = A. It takes only O(1) space and time, rather than the O(n) of each a real copy would need.
– Blckknght
May 23 '18 at 23:19
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Rails: How to list database tables/objects using the Rails console?
...cts').map(&:name)
You should probably wrap them in shorter syntax inside your .irbrc.
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How to indicate param is optional using inline JSDoc?
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I was asking how to do it inline. The example you are providing seem to be the same as what I showed in my question.
– studgeek
Apr 9 '16 at 4:04
add a commen...
Formatting “yesterday's” date in python
... answered Dec 4 '18 at 12:08
Arvid BäärnhielmArvid Bäärnhielm
31222 silver badges1010 bronze badges
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Reasons for using the set.seed function
...R> sample(LETTERS, 5)
[1] "L" "P" "J" "E" "D"
These two, however, are identical because I set the seed:
R> set.seed(42); sample(LETTERS, 5)
[1] "X" "Z" "G" "T" "O"
R> set.seed(42); sample(LETTERS, 5)
[1] "X" "Z" "G" "T" "O"
R>
There is vast literature on all that; Wikipedia is a go...