大约有 47,000 项符合查询结果（耗时：0.0567秒） [XML]
Repeat string to certain length
... Python 2.2. You only have to use it in Python 3 (or in modules that have from __future__ import division) but you can use it regardless.
share
|
improve this answer
|
follo...
php: determine where function was called from
is there a way to find out, where a function in PHP was called from?
example:
8 Answers
...
Why doesn't Git ignore my specified file?
...ectory, and in that directory run git status and copy the path to the file from the status output and paste it into the .gitignore.
If that doesn’t work, then it’s likely that your file is already tracked by Git. You can confirm this through the output of git status. If the file is not listed i...
Can C++ code be valid in both C++03 and C++11 but do different things?
... right-shift in C++03. This is more likely to break existing code though: (from http://gustedt.wordpress.com/2013/12/15/a-disimprovement-observed-from-the-outside-right-angle-brackets/)
template< unsigned len > unsigned int fun(unsigned int x);
typedef unsigned int (*fun_t)(unsigned int);
temp...
Get domain name from given url
...e using InternetDomainName.topPrivateDomain() in Guava: InternetDomainName.from(new URL(url).getHost()).topPrivateDomain().toString()
Given http://www.google.com/blah, that will give you google.com. Or, given http://www.google.co.mx, it will give you google.co.mx.
As Sa Qada commented in another a...
The relationship could not be changed because one or more of the foreign-key properties is non-nulla
...y and then set the collection of child entities to my new list which comes from the MVC view.
20 Answers
...
What's the role of adapters in Android?
...thods to communicate data to the ListView.
You can create your own adapter from scratch by implementing BaseAdapter.
public class ArrayAdapter<T> extends BaseAdapter implements Filterable {
// One of the constructors
public ArrayAdapter(Context context, int resource, int textViewResourceId, ...
How to remove element from array in forEach loop?
...
Something to note in all of the above is that, if you were stripping NaN from the array then comparing with equals is not going to work because in Javascript NaN === NaN is false. But we are going to ignore that in the solutions as it it yet another unspecified edge case.
So there we have it, a mo...
How to obtain the query string from the current URL with JavaScript?
...ry.makeString( object, [addQuestionMark] )'
// which returns a queryString from an object. An optional boolean parameter can be
// used to toggle a leading question mark.
// -------------------------------------------------------------------------------------
if (!window.location.query) {
window...
getting the screen density programmatically in android?
...
You can get info on the display from the DisplayMetrics struct:
DisplayMetrics metrics = getResources().getDisplayMetrics();
Though Android doesn't use a direct pixel mapping, it uses a handful of quantized Density Independent Pixel values then scales to...