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delegate keyword vs. lambda notation
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Short answer : no.
Longer answer that may not be relevant:
If you assign the lambda to a delegate type (such as Func or Action) you'll get an anonymous delegate.
If you assign the lambda to an Expression type, you'll get an expression tree in...
Is it safe to resolve a promise multiple times?
I have an i18n service in my application which contains the following code:
7 Answers
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Accessing attributes from an AngularJS directive
My AngularJS template contains some custom HTML syntax like:
2 Answers
2
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Difference between the 'controller', 'link' and 'compile' functions when defining a directive
...function for directive logic and others use link. The tabs example on the angular homepage uses controller for one and link for another directive. What is the difference between the two?
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CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，Nginx与PHP通过本机的9000端口完成了数据请求。
六、测试
我们在nginx的配置文件里面已经定义了PHP网站的存放路径，路径问/usr/local/nginx/html
下面我们在这个目录下新建一个PHP页面测试网页，文件名为test.php，内容如下
重...
How often should you use git-gc?
...It depends mostly on how much the repository is used. With one user checking in once a day and a branch/merge/etc operation once a week you probably don't need to run it more than once a year.
With several dozen developers working on several dozen projects each checking in 2-3 times a day, you mig...
git: diff between file in local repo and origin
... second command above will compare against the locally stored remote tracking branch. The fetch command is required to update the remote tracking branch to be in sync with the contents of the remote server. Alternatively, you can just do
$ git diff master:<path-or-file-name>
Note 2: master ...
How to position text over an image in css
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How about something like this: http://jsfiddle.net/EgLKV/3/
Its done by using position:absolute and z-index to place the text over the image.
#container {
height: 400px;
width: 400px;
position: relative;
}
#image {
positio...
Fastest way to check a string contain another substring in JavaScript?
I'm working with a performance issue on JavaScript. So I just want to ask: what is the fastest way to check whether a string contains another substring (I just need the boolean value)? Could you please suggest your idea and sample snippet code?
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Getting a list of values from a list of dicts
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Assuming every dict has a value key, you can write (assuming your list is named l)
[d['value'] for d in l]
If value might be missing, you can use
[d['value'] for d in l if 'value' in d]
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