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Add and Remove Views in Android Dynamically?
How do I add and remove views such as TextView s from Android app like on the original stock Android contacts screen where you press a small icon on the right side of a field and it adds or deletes a field which consists of a TextView and an editTextView (from what I can see).
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Temporarily disable auto_now / auto_now_add
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from Django documentation: docs.djangoproject.com/en/1.9/topics/db/queries/… Be aware that the update() method is converted directly to an SQL statement. It is a bulk operation for direct updates. It doesn’t run any save(...
convert a char* to std::string
...rieved by fgets() . To do this I need to convert the char* return value from fgets() into an std::string to store in an array. How can this be done?
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Delaying AngularJS route change until model loaded to prevent flicker
...phones: function(Phone, $q) {
// see: https://groups.google.com/forum/?fromgroups=#!topic/angular/DGf7yyD4Oc4
var deferred = $q.defer();
Phone.query(function(successData) {
deferred.resolve(successData);
}, function(errorData) {
deferred.reject(); // you coul...
How do I Geocode 20 addresses without receiving an OVER_QUERY_LIMIT response?
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I have stored the lat/long into the DB and retrieving it from DB via AJAX as an array, but it should then passed again to a java script loop, more over i have received 173 locations from DB. Now it shows me the same OVER_QUERY_LIMIT status. Please advice...
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What's a correct and good way to implement __hash__()?
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Aside from the minor overhead from factoring out the __key function, this is about as fast as any hash can be. Sure, if the attributes are known to be integers, and there aren't too many of them, I suppose you could potentially run...
Java maximum memory on Windows XP
...ddress space. Things that are likely to cut in to your address space aside from the usual stuff include security software, CBT software, spyware and other forms of malware. Likely causes of the variances are different security patches, C runtime versions, etc. Device drivers and other kernel bits ha...
Python, compute list difference
...n l2]
diff_lamb_filter = lambda l1,l2: filter(lambda x: x not in l2, l1)
from difflib import SequenceMatcher
def squeezer(a, b):
squeeze = SequenceMatcher(None, a, b)
return reduce(lambda p,q: p+q, map(
lambda t: squeeze.a[t[1]:t[2]],
filter(lambda x:x[0]!='equal',
squeeze.ge...
How do I pass a variable by reference?
...ay, struct, whatever), but you couldn't change the pointer that was copied from the outer scope - when you were done with the function, the original pointer still pointed to the same address. C++ introduced references, which behaved differently.
– Blair Conrad
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How can I open multiple files using “with open” in Python?
... of files all at the same time, you can use contextlib.ExitStack, starting from Python version 3.3:
with ExitStack() as stack:
files = [stack.enter_context(open(fname)) for fname in filenames]
# Do something with "files"
Most of the time you have a variable set of files, you likely want t...