It’s not a Git error message, it’s the editor as git uses your default editor. To solve this: press “i” (i for insert) write your merge message press “esc” (escape) write “:wq” (write & quit) then press enter
Use GroupBy.sum:
From the documentation page: -u, –user <user:password> Specify the user name and password to use for server authentication. Overrides -n, –netrc and –netrc-optional. If you simply specify the user name, curl will prompt for a password. The user name and passwords are split up on the first colon, which makes it impossible to use a … Read more
Exactly like in JavaScript, you can use the parseInt or parseFloat functions, or simply use the unary + operator: All of the mentioned techniques will have correct typing and will correctly parse simple decimal integer strings like “123”, but will behave differently for various other, possibly expected, cases (like “123.45”) and corner cases (like null). Table taken from this answer
There is an ordered set (possible new link) recipe for this which is referred to from the Python 2 Documentation. This runs on Py2.6 or later and 3.0 or later without any modifications. The interface is almost exactly the same as a normal set, except that initialisation should be done with a list. This is a MutableSet, so the … Read more
Note, though, that this creates an unnecessary array (the return value of keys). Pre-ECMA 5: jQuery: lodash: Underscore: Hoek ExtJS AngularJS (version 1) Ramda
I’d like to copy files from/to remote server in different directories. For example, I want to run these 4 commands at once. What is the easiest way to do that?
Do-something if <condition>, else do-something else.
Using npm install installs the module into the current directory only (in a subdirectory called node_modules). Is app.js located under home/dave/src/server/? If not and you want to use the module from any directory, you need to install it globally using npm install -g. I usually install most packages locally so that they get checked in along with my project code. … Read more
Nothing an author can do can choose to open in a new tab instead of a new window; it is a user preference. (Note that the default user preference in most browsers is for new tabs, so a trivial test on a browser where that preference hasn’t been changed will not demonstrate this.) CSS3 proposed target-new, but the … Read more