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Android check internet connection [duplicate]
... If your app relys on a remote server (for authentication, fetching data, communication with database.... etc) then you can use that server address instead of google, this way you can check for internet connectivity and the server availability at the same time. If your server is down ...
Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...for a list of objects that needs to be iterated through, modified, sorted, etc (See here for a full list: http://msdn.microsoft.com/en-us/library/6sh2ey19.aspx).
From a more specific standpoint, lazy loading comes in to play with choosing the type. By default, navigation properties in Entity Framew...
Specifying an Index (Non-Unique Key) Using JPA
...n only be used as part of another annotation like @Table, @SecondaryTable, etc.:
@Table(indexes = { @Index(...) })
JDO 2.1+: javax.jdo.annotations.Index
= ORM Frameworks =
♥ Hibernate ORM: org.hibernate.annotations.Index;
OpenJPA: org.apache.openjpa.persistence.jdbc.Index and org.apache.open...
Go to particular revision
...ckout master~543 (if there are 543 commits), then git checkout master~542, etc.
– Marcelo Cantos
Sep 25 '11 at 9:27
...
“#include” a text file in a C program as a char[]
...ts own files, and edit them with appropriate syntax checking, highlighting etc.
– YitzikC
Jan 29 '17 at 21:58
...
How can I mock requests and the response?
...ort mock
# This is the class we want to test
class MyGreatClass:
def fetch_json(self, url):
response = requests.get(url)
return response.json()
# This method will be used by the mock to replace requests.get
def mocked_requests_get(*args, **kwargs):
class MockResponse:
...
Difference between Pig and Hive? Why have both? [closed]
..., and it also gives you metastore for information about your data (schema, etc) which is useful as a central information about your data.
I use both Hive and Pig, for different queries (I use that one where I can write query faster/easier, I do it this way mostly ad-hoc queries) - they can use the ...
Is there a simple way to convert C++ enum to string?
...
#define X(a, b) a,
#define X(a, b) b,
X(Red, "red")
X(Green, "green")
// etc.
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“Items collection must be empty before using ItemsSource.”
...her answers. Otherwise you can spend a lot of time looking at ItemSource's etc only to eventually find that its caused by a small typo.
– pjm
Nov 21 '16 at 12:31
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.gitignore for PhoneGap/Cordova 3.0 projects - what should I commit?
...a 5.1.1 and this .gitignore allows me to still customize with custom icons etc while blocking all the stuff we don't need to version for both Android and IOS. Yes .gradle is used so don't remove it!
www/
.gradle/
build/
.tmp/
.temp/
coverage/
*.log
node_modules/
bower_components/
...