大约有 49,000 项符合查询结果（耗时：0.0549秒） [XML]
Why should I use tags vs. release/beta branches for versioning?
I've been using git for about a year and would like to use tagging to, well, tag commits at different versions. I've found lots of info on the commands to use to work with tags, but what I'd like to know is why use tagging at all if I can just create a new branch called 1.1.0 and not have to cloud...
What is the apply function in Scala?
I never understood it from the contrived unmarshalling and verbing nouns ( an AddTwo class has an apply that adds two!) examples.
...
unsigned APK can not be installed
...people for testing.
I have installed it on my Desire directly from eclipse and it works fine.
7 Answers
...
How to grep (search) committed code in the Git history
...ommit content (i.e., actual lines of source, as opposed to commit messages and the like), you need to do:
git grep <regexp> $(git rev-list --all)
git rev-list --all | xargs git grep <expression> will work if you run into an "Argument list too long" error.
If you want to limit the sea...
Make a div fill the height of the remaining screen space
...ers briefly mentioning flexbox; however, that was more than two years ago, and they don't provide any examples. The specification for flexbox has definitely settled now.
Note: Though CSS Flexible Boxes Layout specification is at the Candidate Recommendation stage, not all browsers have implement...
Appropriate datatype for holding percent values?
...hat ensures that the values never exceed 1.0000 (assuming that is the cap) and never go below 0 (assuming that is the floor). If you are going to store their face value (e.g. 100.00% is stored as 100.00), then you should use decimal(5,2) with an appropriate CHECK constraint. Combined with a good col...
Easiest way to copy a single file from host to Vagrant guest?
...ou ask for the easiest way, I suggest using vagrant-scp. It adds a scp command to vagrant, so you can copy files to your VM like you would normally do with scp.
Install via:
vagrant plugin install vagrant-scp
Use it like so:
vagrant scp <some_local_file_or_dir> [vm_name]:<somewhere_on_...
Which characters need to be escaped when using Bash?
...
There are two easy and safe rules which work not only in sh but also bash.
1. Put the whole string in single quotes
This works for all chars except single quote itself. To escape the single quote, close the quoting before it, insert the singl...
The character encoding of the HTML document was not declared
...nt="text/html; charset=ISO-8859-1">
– Scott Stensland
Oct 28 '14 at 21:18
2
...
What are Long-Polling, Websockets, Server-Sent Events (SSE) and Comet?
...
In the examples below the client is the browser and the server is the webserver hosting the website.
Before you can understand these technologies, you have to understand classic HTTP web traffic first.
Regular HTTP:
A client requests a webpage from a server.
The server...