大约有 40,000 项符合查询结果（耗时：0.0676秒） [XML]
How can I remove or replace SVG content?
...
actually if you want to remove elements from svg it would be better to use: svg.selectAll("*").remove();. This clear contents of the element even if set svg variable to a grouping element (g).
– Nux
...
BitBucket - download source as ZIP
...hat you want (as .zip, .gz or .bz2). There you'll find download links for all tags. The links will be in the format:
https://bitbucket.org/owner/repository/get/v0.1.2.tar.gz
By tweaking it a little bit, you can also have access to any revision by changing the tag to the commit hash:
https://bi...
How to test if parameters exist in rails
...re asking about existence. You might need to differentiate:
Not there at all.
There but nil.
There but false.
There but an empty string.
as well. Hard to say without more details of your precise situation.
share
...
How do you follow an HTTP Redirect in Node.js?
...
It is. It's called http.request the API is pretty simple.
– Raynos
Oct 23 '12 at 20:24
3
...
Redis key naming conventions?
...to".
Are you able to query for just the beginning of the key to return all
users?
If you mean someting like directly querying for all keys which starts with user: there is a keys command for that. This command should be however used only for debugging purpose since it's O(N) because it's sea...
CORS - What is the motivation behind introducing preflight requests?
Cross-origin resource sharing is a mechanism that allows a web page to make XMLHttpRequests to another domain (from wikipedia ).
...
How can I split a text into sentences?
...sentence_terminator in sentence_terminators:
t_indices = list(find_all(paragraph, sentence_terminator))
possible_endings.extend(([] if not len(t_indices) else [[i, len(sentence_terminator)] for i in t_indices]))
for contraction in contractions:
c_indices = list(find_all(p...
How can I add an item to a IEnumerable collection?
...s can be added. In fact, it does not necessarily represent a collection at all! For example:
IEnumerable<string> ReadLines()
{
string s;
do
{
s = Console.ReadLine();
yield return s;
} while (!string.IsNullOrEmpty(s));
}
IEnumerable<string> lines ...
How do I check if a type provides a parameterless constructor?
...Type.EmptyTypes, null);
There's a caveat for value types, which aren't allowed to have a default constructor. You can check if you have a value type using the Type.IsValueType property, and create instances using Activator.CreateInstance(Type);
...
Why should I use core.autocrlf=true in Git?
...y specific reasons to set autocrlf to true are:
avoid git status showing all your files as modified because of the automatic EOL conversion done when cloning a Unix-based EOL Git repo to a Windows one (see issue 83 for instance)
and your coding tools somehow depends on a native EOL style being pre...