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AngularJS: Service vs provider vs factory
...get(). The constructor function is instantiated before the $get method is called - ProviderFunction is the function reference passed to module.provider.
Providers have the advantage that they can be configured during the module configuration phase.
See here for the provided code.
Here's a great fur...
How to do a LIKE query in Arel and Rails?
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This is how you perform a like query in arel:
users = User.arel_table
User.where(users[:name].matches("%#{user_name}%"))
PS:
users = User.arel_table
query_string = "%#{params[query]}%"
param_matches_string = ->(param){
users[param].matches(query...
FloatingActionButton 扩展：悬浮操作按钮扩展，可自定义颜色、大小、位置...
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版本信息
兼容性
常见问题
Q: 按钮不显示怎么办？
Q: 如何更改图标大小？
Q: 可以同时显示多个按钮吗？
Q: 如何使按钮变成方形？
Q: 支持其他图片格式吗？
...
How to programmatically determine the current checked out Git branch [duplicate]
...ions/git-completion.bash does that for bash prompt in __git_ps1. Removing all extras like selecting how to describe detached HEAD situation, i.e. when we are on unnamed branch, it is:
branch_name="$(git symbolic-ref HEAD 2>/dev/null)" ||
branch_name="(unnamed branch)" # detached HEAD
branc...
How do I repeat an edit on multiple lines in Vim?
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:10,20s/^/,/
Or use a macro, record with:
q a i , ESC j h q
use with:
@ a
Explanation: q a starts recording a macro to register a, q ends recording. There are registers a to z available for this.
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30岁之后，程序员该向什么方向发展？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
30岁之后，程序员该向什么方向发展？QA&1. 初创公司在产品方向的确定上需要考量哪些核心因素？严清：我个人认为，个人原因是主因。程序员有这种焦虑是对自己的技术水平不自信...QA&1. 初创公司在产品方向的确定上需要考量...
How do you use vim's quickfix feature?
I'm a pretty new Vim user and I've found that its learning curve is quite steep (at least for me). I just installed this vim script for JavaScriptLint error checking, which shows errors in vim's quickfix window once I save a buffer.
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How do you attach and detach from Docker's process?
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To detach the tty without exiting the shell, use the escape sequence Ctrl+P followed by Ctrl+Q. More details here.
Additional info from this source:
docker run -t -i → can be detached with ^P^Qand reattached with docker attach
docker run -i → cannot be detached with ^P^Q; will di...
In Django, how does one filter a QuerySet with dynamic field lookups?
...a custom ModelField/FormField/WidgetField that implemented the behavior to allow the user to, on the GUI side, basically "build" a query, never seeing the actual text, but using an interface to do so. Sounds like a neat project...
– T. Stone
Sep 23 '09 at 20:2...
How can I see the raw SQL queries Django is running?
...t the output of the query is not valid SQL, because:
"Django never actually interpolates the parameters: it sends the query and the parameters separately to the database adapter, which performs the appropriate operations."
From Django bug report #17741.
Because of that, you should not send qu...