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ViewPager and fragments — what's the right way to store fragment's state?
...avedInstanceState) {
super.onCreate(savedInstanceState);
...
CustomFragment fragment;
if (savedInstanceState != null) {
fragment = (CustomFragment) getSupportFragmentManager().findFragmentByTag("customtag");
} else {
fragment = new CustomFragment();
getS...
Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into
...ta:image/svg..."> has worked for years, I use it in the 52 PlayingCards Custom Element I presume they use the same parsing code for favicon. No need to escape everything for the DataURI, Only escape # and use single quotes only. The xlink is deprecated, not required. Brings the data URI down to...
How to iterate over rows in a DataFrame in Pandas
...method for your problem.
If none exists, feel free to write your own using custom Cython extensions.
Next Best Thing: List Comprehensions*
List comprehensions should be your next port of call if 1) there is no vectorized solution available, 2) performance is important, but not important enough to g...
Splitting string into multiple rows in Oracle
...r to the technique of the XMLTABLE, except that you are providing your own custom function to split the character string:
-- Create a collection type to hold the results
CREATE OR REPLACE TYPE typ_str2tbl_nst AS TABLE OF VARCHAR2(30);
/
-- Split the string according to the specified delimiter
CREA...
C# vs C - Big performance difference
...will be deployed are based on the CPU detected by the msi installer (using custom actions).
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How can I handle time zones in my webapp?
... the timezone set for the user.
I had to solve a similar use case, where customized notifications, like "Happy New Year", could be sent to all users of the web app. Since users are spread out world wide, we needed to display the notification according to the timezone. Storing timestamp in UTC nice...
What is a Y-combinator? [closed]
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@TheChetan Closures let us tie customized behavior behind a call to an anonymous function. It is just another abstraction technique.
– btilly
May 31 '17 at 16:06
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How does OAuth 2 protect against things like replay attacks using the Security Token?
...ith, it would take many lifetimes to restore the note. The bank also takes customers fingerprints on their first visit, if Olaf loses his fingers in a baking accident then he'll have to ask Luis to setup the bank transfer again, and the bank will have to identify Olaf by his Breaking Bread tattoo ne...
Why use the SQL Server 2008 geography data type?
I am redesigning a customer database and one of the new pieces of information I would like to store along with the standard address fields (Street, City, etc.) is the geographic location of the address. The only use case I have in mind is to allow users to map the coordinates on Google maps when th...
Version vs build in Xcode
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The marketing release number is for the customers, called version number. It starts with 1.0 and goes up for major updates to 2.0, 3.0, for minor updates to 1.1, 1.2 and for bug fixes to 1.0.1, 1.0.2 . This number is oriented about releases and new features.
The b...