大约有 19,300 项符合查询结果（耗时：0.0351秒） [XML]
Rotating a point about another point (2D)
...values of angle will perform right-ward (clockwise) rotation, and that providing a negative value would perform it left-ward (anti-clockwise)? Or is anti-clockwise a more complicated operation (i.e. calculating the inverse angle and then rotating clockwise by that amount)? I've seen a ton of pages g...
What is the difference between a regular string and a verbatim string?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Can I create more than one repository for github pages?
...e of my root repository where I host the latest version of my website:
Inside folder "2.4.0" I can host a previous version of the same page ,which is then reachable at: http://username.github.io/REPONAME/2.4.0
This is the structure of the folder 2.4.0:
Using this methodology of sub-pages within a ...
The differences between .build, .create, and .create! and when should they be used?
...ch of the if statement will always be executed even if the object fails validations and is not saved.
If you use create with branching logic you are at risk of silent failures which is not the case if you use new + save.
create! doesn't suffer from the same issue as it raises and exception if the ...
ASP.NET “special” tags
...
The official name is "server-side scripting delimiters" or "ASP.NET inline expressions". Visual Studio 2008 syntax highlighting settings dialog calls these "HTML Server-Side Script". Microsoft guys call them "code nuggets" in their blogs.
<%@ %> i...
Cost of len() function
...n implementation of the Python language. Here's a link to a table that provides the algorithmic complexity of many different functions in CPython:
TimeComplexity Python Wiki Page
share
|
improve t...
MySQL error: key specification without a key length
...number of rows. Here is one example for test table:
+-----+-----------+
| id | value |
+-----+-----------+
| 1 | abc |
| 2 | abd |
| 3 | adg |
+-----+-----------+
If we index only the first character (N=1), then index table will look like the following table:
+------...
Asynchronous shell commands
...
$ myscript &
Note that this is different from putting the & inside your script, which probably won't do what you want.
share
|
improve this answer
|
follow
...
How do I provide JVM arguments to VisualVM?
...t have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I provide JVM arguments to jvisualvm.exe?
...
d3 axis labeling
... .attr("class", "x label")
.attr("text-anchor", "end")
.attr("x", width)
.attr("y", height - 6)
.text("income per capita, inflation-adjusted (dollars)");
And the y-axis label like this:
svg.append("text")
.attr("class", "y label")
.attr("text-anchor", "end")
.attr("y",...