大约有 16,000 项符合查询结果（耗时：0.0460秒） [XML]
Deploying website: 500 - Internal server error
I am trying to deploy an ASP.NET application. I have deployed the site to IIS, but when visiting it with the browser, it shows me this:
...
C++ templates Turing-complete?
... note that most compilers have a limit on the depth of the recursion available.
std::cout << Factorial<4>::val << "\n";
}
That was a little fun but not very practical.
To answer the second part of the question:
Is this fact useful in practice?
Short Answer: Sort of.
Long A...
PHP - how to create a newline character?
In PHP I am trying to create a newline character:
15 Answers
15
...
Set icon for Android application
...
If you intend on your application being available on a large range of devices, you should place your application icon into the different res/drawable... folders provided. In each of these folders, you should include a 48dp sized icon:
drawable-ldpi (120 dpi, Lo...
Why are Objective-C delegates usually given the property assign instead of retain?
I'm surfing through the wonderful blog maintained by Scott Stevenson, and I'm trying to understand a fundamental Objective-C concept of assigning delegates the 'assign' property vs 'retain'. Note, the both are the same in a garbage collected environment. I'm mostly concerned with a non-GC based envi...
A Regex that will never be matched by anything
This might sound like a stupid question, but I had a long talk with some of my fellow developers and it sounded like a fun thing to think of.
...
How to plot two histograms together in R?
I am using R and I have two data frames: carrots and cucumbers. Each data frame has a single numeric column which lists the length of all measured carrots (total: 100k carrots) and cucumbers (total: 50k cucumbers).
...
Choosing between qplot() and ggplot() in ggplot2 [closed]
...plot2 package for plotting in R, and one of the first things I ask myself before each plot is "well, will I use qplot or ggplot ?"
...
Postgres - FATAL: database files are incompatible with server
After restarting my MacBook Pro I am unable to start the database server:
6 Answers
6...
How to generate the “create table” sql statement for an existing table in postgreSQL
I have created a table in postgreSQL. I want to look at the SQL statement used to create the table but cannot figure it out.
...