大约有 15,600 项符合查询结果（耗时：0.0319秒） [XML]
Better explanation of when to use Imports/Depends
...s the @import ggplot2 tag and my package has Imports: ggplot2 but I get an error: Error in eval(expr, envir, enclos) : could not find function "autoplot" when I try to use it.
– nathaneastwood
Mar 16 '15 at 11:35
...
What is the maximum length of a URL in different browsers?
...) Chrome/43.0.2357.130 Safari/537.36
2046
It then blew up with:
HTTP Error 404.15 - Not Found The request filtering module is
configured to deny a request where the query string is too long.
Same on Internet Explorer 8 and Firefox
Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64...
REST, HTTP DELETE and parameters
...e. Judging from your use of the DELETE method, this is not the case.
HTTP error code 409/Conflict should be used for situations where there is a conflict which prevents the RESTful service to perform the operation, but there is still a chance that the user might be able to resolve the conflict hims...
Encrypting & Decrypting a String in C# [duplicate]
...phicException ex)
{
Console.WriteLine("A cryptographic error occured: {0}", ex.Message);
}
return null;
}
public string EncryptString(string text)
{
return Convert.ToBase64String(Encrypt(Encoding.UTF8.GetBytes(text)));
}
public byte[]...
Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
...al layout, and all of them are integers (thus possibly subject to rounding errors).
Let's go through them in detail:
offsetWidth, offsetHeight: The size of the visual box incuding all borders. Can be calculated by adding width/height and paddings and borders, if the element has display: block
cli...
Git - What is the difference between push.default “matching” and “simple”
... simple is no longer an option. In 1.7.8.4 (and earlier?) it results in an error when you try to push. but current is still available
– sixty4bit
Mar 10 '16 at 20:48
...
Is recursion a feature in and of itself?
... Overflows
The more obvious one is that you risk getting a stack overflow error. Realistically, the method you wrote is very unlikely to actually lead to one, since a user would have to give incorrect input many many times to actually trigger a stack overflow.
However, one thing to keep in mind i...
Do you need to dispose of objects and set them to null?
...l = 5;
//iVal == 5
}
//iVal == 8
In C#, however you get a a compiler error:
int iVal = 8;
if(iVal == 8) {
int iVal = 5; //error CS0136: A local variable named 'iVal' cannot be declared in this scope because it would give a different meaning to 'iVal', which is already used in a 'parent or...
xUnit.net: Global setup + teardown?
...e in my opinion, as forgetting to decorate a single test class can lead to errors that are difficult to track down. It would be nice if xUnit created a way to truly global setup and teardown.
– Zodman
Feb 24 at 23:23
...
How should you build your database from source control?
...pt
How can you make the process resilient and enforceable?
To developer error?
tested with daily build from scratch, and compare the results to the incremental upgrade (from version A to B using ALTER). compare both resulting schema and static data
To unexpected environmental issues?
use version...