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When should I use mmap for file access?
...accessing files. There's the standard system calls open() , read() , write() , and friends, but there's also the option of using mmap() to map the file into virtual memory.
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Html.ActionLink as a button or an image, not a link
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Late response but you could just keep it simple and apply a CSS class to the htmlAttributes object.
<%= Html.ActionLink("Button Name", "Index", null, new { @class="classname" }) %>
and then create a class in your stylesheet
a.classname
{
background:...
Update all objects in a collection using LINQ
...follow
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edited Jun 2 '17 at 19:56
Amirhossein Mehrvarzi
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Build tree array from flat array in javascript
I have a complex json file that I have to handle with javascript to make it hierarchical, in order to later build a tree.
Every entry of the json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
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What are the differences between JSON and JavaScript object? [duplicate]
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First you should know what JSON is:
It is language agnostic data-interchange format.
The syntax of JSON was inspired by the JavaScript Object Literal notation, but there are differences between them.
For example, in JSON all keys must be quoted, while in obj...
What are the uses of the exec command in shell scripts? [closed]
...n anyone explain what are the uses of the exec command in shell scripting with simple examples?
2 Answers
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Differences between Proxy and Decorator Pattern
...corators have a different purpose. A decorator adds one or more responsibilities to an object, whereas a proxy controls access to an object.
Proxies vary in the degree to which they are implemented like a decorator. A
protection proxy might be implemented exactly like a decorator. On the othe...
Checking for empty arrays: count vs empty
...nswered Feb 7 '10 at 6:21
prodigitalsonprodigitalson
57.2k77 gold badges8888 silver badges108108 bronze badges
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Why can't I use a list as a dict key in python?
I'm a bit confused about what can/can't be used as a key for a python dict.
11 Answers
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Does anyone beside me just NOT get ASP.NET MVC? [closed]
I've been fiddling with ASP.NET MVC since the CTP, and I like a lot of things they did, but there are things I just don't get.
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