大约有 36,030 项符合查询结果（耗时：0.0418秒） [XML]
range() for floats
...
I don't know a built-in function, but writing one like this shouldn't be too complicated.
def frange(x, y, jump):
while x < y:
yield x
x += jump
As the comments mention, this could produce unpredictable result...
Remove all line breaks from a long string of text
...
How do you enter line breaks with raw_input? But, once you have a string with some characters in it you want to get rid of, just replace them.
>>> mystr = raw_input('please enter string: ')
please enter string: hello wo...
Get Specific Columns Using “With()” Function in Laravel Eloquent
...
Well I found the solution. It can be done one by passing a closure function in with() as second index of array like
Post::with(array('user'=>function($query){
$query->select('id','username');
}))->get();
It will only select id and usern...
Styling text input caret
...{
font-size: 24px;
padding: 10px;
color: red;
text-shadow: 0px 0px 0px #000;
-webkit-text-fill-color: transparent;
}
input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
color:
text-shadow: none;
-webkit-text-fill-color: initial;
}
Here is an...
image processing to improve tesseract OCR accuracy
I've been using tesseract to convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially di...
Object.getOwnPropertyNames vs Object.keys
...e a property without providing property attributes descriptor (meaning you don't use Object.defineProperties), for example:
a.test = 21;
then such property becomes an enumerable automatically and both methods produce the same array.
...
Github: error cloning my private repository
...
I have seen this on Windows, with msysgit 1.7.2.3. You have to fix the path to bin/curl-ca-bundle.crt. I had to specify the absolute path, using back-slashes:
git config --system http.sslcainfo "C:\Program Files (x86)\git\bin\curl-ca-bundle.crt"
...
Using OR in SQLAlchemy
I've looked through the docs and I cant seem to find out how to do an OR query in SQLAlchemy. I just want to do this query.
...
How to send PUT, DELETE HTTP request in HttpURLConnection?
...LConnection httpCon = (HttpURLConnection) url.openConnection();
httpCon.setDoOutput(true);
httpCon.setRequestMethod("PUT");
OutputStreamWriter out = new OutputStreamWriter(
httpCon.getOutputStream());
out.write("Resource content");
out.close();
httpCon.getInputStream();
To perform an HTTP DELE...
How to remove a file from version control without deleting it?
...
@GregHilston As I said, though, that doesn't really help in actual multiple-programmer projects. There should be a way to just unversion the file everywhere. The most common case here are local settings files accidentally committed (very common in Java projects)...