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When is the finalize() method called in Java?
...e where a 3rd party library was using a FileInputStream, never closing it. My code was calling the library's code, and then tried to move the file, failing because it was still open. I had to force call System.gc() to invoke FileInputStream::finalize(), then I could move the file.
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How to get and set the current web page scroll position?
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I went with the HTML5 local storage solution... All my links call a function which sets this before changing window.location:
localStorage.topper = document.body.scrollTop;
and each page has this in the body's onLoad:
if(localStorage.topper > 0){
window.scrollTo(...
Is it possible to pass query parameters via Django's {% url %} template tag?
... are not part of the URL.
Simply add them to the end:
<a href="{% url myview %}?office=foobar">
For Django 1.5+
<a href="{% url 'myview' %}?office=foobar">
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onNewIntent() lifecycle and registered listeners
... use these listeners inside of onNewIntent(). For example most of the time my onNewIntent() methods simply looks like this:
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
// getIntent() should always return the most recent
setIntent(intent);
}
With al...
send Content-Type: application/json post with node.js
...t have to put it in body of the option.
var options = {
uri: 'https://myurl.com',
method: 'POST',
json: true,
body: {'my_date' : 'json'}
}
request(options, myCallback)
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Running bash script from within python
...he path and it has the correct shebang then you don't need shell=True. See my answer
– jfs
Mar 14 '14 at 21:37
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What is Prism for WPF?
...ing it as the "official Microsoft MVVM framework" over others out there or my own?
Yes and no. It includes guidance for using MVVM, but is far more than an MVVM framework. It's really not, in and of itself, an "MVVM framework" - though it does include MVVM guidance.
Does it provide dependenc...
LINQ Group By into a Dictionary Object
...
Dictionary<string, List<CustomObject>> myDictionary = ListOfCustomObjects
.GroupBy(o => o.PropertyName)
.ToDictionary(g => g.Key, g => g.ToList());
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How to remove leading and trailing whitespace in a MySQL field?
... white spaces u want and than trim it.
Hope I could help you with sharing my answer :)
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Check if item is in an array / list
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Assuming you mean "list" where you say "array", you can do
if item in my_list:
# whatever
This works for any collection, not just for lists. For dictionaries, it checks whether the given key is present in the dictionary.
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