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Finding all possible combinations of numbers to reach a given sum
How would you go about testing all possible combinations of additions from a given set N of numbers so they add up to a given final number?
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What happens to a detached thread when main() exits?
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Are you sure about this? Everywhere I tested (GCC 5, clang 3.5, MSVC 14), all detached threads are killed when the main thread exits.
– rustyx
Jun 29 '16 at 19:57
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Multiprocessing - Pipe vs Queue
... as possible. These are the timing results of a drag race between similar tests using Pipe() and Queue()... This is on a ThinkpadT61 running Ubuntu 11.10, and Python 2.7.2.
FYI, I threw in results for JoinableQueue() as a bonus; JoinableQueue() accounts for tasks when queue.task_done() is called (...
What GRANT USAGE ON SCHEMA exactly do?
... the schema that contains it then you can't access the table.
The rights tests are done in order:
Do you have `USAGE` on the schema?
No: Reject access.
Yes: Do you also have the appropriate rights on the table?
No: Reject access.
Yes: Check column privileges.
Your...
App.Config Transformation for projects which are not Web Projects in Visual Studio?
... and Deployment projects in VS 2010
Works with VS2010, 2013, 2015 (didn't test 2012 although should work as well).
Works with Team Build. (You must install either A) Visual Studio or B) Microsoft.Web.Publishing.targets and Microsoft.Web.Publishing.Tasks.dll)
This solution works by performing the...
What is Scala's yield?
...diatelly applied. Instead, as each element is requested by foreach, filter tests the condition, which enables foreach to influence it through found. Just to make it clear, here is the equivalent for-comprehension code:
for (x <- List.range(1, 10); if x % 2 == 1 && !found)
if (x == 5) ...
How ListView's recycling mechanism works
...ems like returning convert view even before scrolling won't happen, i have test this myself, unless my listview was inside the lineaLayout it was also having problems like repeating view call and convert view as, putting Listview inside LinearLayout worked like magic for me.(didn't know why)
01-01 1...
Ignoring time zones altogether in Rails and PostgreSQL
... query is displayed for the current time zone setting Vienna/Austria in my test, which has an offset +1 during winter and +2 during summer time ("daylight saving time", DST). So 2012-03-05 18:00:00+01 as DST only kicks in later.
Postgres has already forgotten how this value has been entered. All it ...
Get city name using geolocation
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@ajay in the if statement test for "country" and the city variable will now return country data. If re-name it country = results[0].address_components[i] you can access the data by country.long_name and country.short_name
– Micha...
What exactly do “u” and “r” string flags do, and what are raw string literals?
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Just tested r strings and noticed that if \ is the last character it will not be taken as a literal but instead escapes the closing quote, causing SyntaxError: EOL while scanning string literal. So \\ still must be used for the ...