大约有 45,000 项符合查询结果（耗时：0.0539秒） [XML]
How to limit the maximum value of a numeric field in a Django model?
...erRangeField(min_value=-100, max_value=100)
What would be really cool is if it could be called with the range operator like this:
size = fields.IntegerRangeField(range(1, 50))
But, that would require a lot more code since since you can specify a 'skip' parameter - range(1, 50, 2) - Interesting ...
Set a default font for whole iOS app?
...e in iOS 5 using the UIAppearance proxy.
[[UILabel appearance] setFont:[UIFont fontWithName:@"YourFontName" size:17.0]];
That will set the font to be whatever your custom font is for all UILabels in your app. You'll need to repeat it for each control (UIButton, UILabel, etc.).
Remember you'll ...
How do I check whether a checkbox is checked in jQuery?
...e of the element.
Given your existing code, you could therefore do this:
if(document.getElementById('isAgeSelected').checked) {
$("#txtAge").show();
} else {
$("#txtAge").hide();
}
However, there's a much prettier way to do this, using toggle:
$('#isAgeSelected').click(function() {
...
android ellipsize multiline textview
... use this code freely and without attribution, or under the Apache license if you would prefer. Note that there is a listener to notify you when the text becomes ellipsized, which I found quite useful myself.
import java.util.ArrayList;
import java.util.List;
import android.content.Context;
impor...
How to convert milliseconds into human readable form?
...in the above, it is assumed that / represents truncating integer division. If you use this code in a language where / represents floating point division, you will need to manually truncate the results of the division as needed.
...
Setting dynamic scope variables in AngularJs - scope.
...und is to use $parse.
"Converts Angular expression into a function."
If anyone has a better one please add a new answer to the question!
Here is the example:
var the_string = 'life.meaning';
// Get the model
var model = $parse(the_string);
// Assigns a value to it
model.assign($scope, 42);...
Detailed 500 error message, ASP + IIS 7.5
...
I have come to the same problem and fixed the same way as Alex K.
So if "Send Errors To Browser" is not working set also this:
Error Pages -> 500 -> Edit Feature Settings -> "Detailed Errors"
Also note that if the content of the error page sent back is quite short and you're using...
How do you properly determine the current script directory in Python?
...e; normally you should be using the module infrastructure to load scripts. If you must use these methods, I suggest setting __file__ in the globals you pass to the script so it can read that filename.
There's no other way to get the filename in execed code: as you note, the CWD may be in a complete...
How can we programmatically detect which iOS version is device running on? [duplicate]
I want to check if the user is running the app on iOS less than 5.0 and display a label in the app.
10 Answers
...
How can I safely encode a string in Java to use as a filename?
...
If you want the result to resemble the original file, SHA-1 or any other hashing scheme is not the answer. If collisions must be avoided, then simple replacement or removal of "bad" characters is not the answer either.
Inst...