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How to set warning level in CMake?
...ractive' strategy for warnings, just like clang's -Weverything. Instead of selecting warnings to enable, you enable everything and then select specific warnings to disable.
– bames53
Sep 7 '16 at 16:59
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Getting the current Fragment instance in the viewpager
...3 tabs on ViewPager . I have a menu option. As shown in the onOptionsItemSelected() , by selecting an option, I need to update the fragment that is currently visible. To update that I have to call a method which is in the fragment class. Can someone please suggest how to call that method?
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What is the fastest way to get the value of π?
I'm looking for the fastest way to obtain the value of π, as a personal challenge. More specifically, I'm using ways that don't involve using #define constants like M_PI , or hard-coding the number in.
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SCOPE_IDENTITY() for GUIDs?
... INTO dbo.GuidPk (
Col2
)
OUTPUT inserted.ColGuid
INTO @op
VALUES (1)
SELECT * FROM @op
SELECT * FROM dbo.GuidPk
Reference: Exploring SQL 2005’s OUTPUT Clause
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The object cannot be deleted because it was not found in the ObjectStateManager
... var project = context.Projects
.Include(p => p.Reports.Select(q => q.Issues.Select(r => r.Profession)))
.Include(p => p.Reports.Select(q => q.Issues.Select(r => r.Room)))
.SingleOrDefault(x => x.Id == id);
return proje...
Submitting a form by pressing enter without a submit button
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A keypress is also triggered for a selection from autocomplete, i.e. if the user is inputting an email address and he/she selects a previously given one from the browser's autocomplete by hitting enter, then your form will submit. Not what your users will expe...
Python name mangling
...ld Python guys despise this default - but it is the default anyway, so I really recommend you to follow it, even if you feel uncomfortable.
If you really want to send the message "Can't touch this!" to your users, the usual way is to precede the variable with one underscore. This is just a conventi...
Compare object instances for equality by their attributes
...s:
>>> x == y
True
Note that implementing __eq__ will automatically make instances of your class unhashable, which means they can't be stored in sets and dicts. If you're not modelling an immutable type (i.e. if the attributes foo and bar may change value within the lifetime of your obje...
How to assert output with nosetest/unittest in python?
...rarily replacing sys.stdout. I prefer the context manager because it wraps all the bookkeeping into a single function, so I don't have to re-write any try-finally code, and I don't have to write setup and teardown functions just for this.
import sys
from contextlib import contextmanager
from String...
Elastic Search: how to see the indexed data
...lore your ElasticSearch cluster is to use elasticsearch-head.
You can install it by doing:
cd elasticsearch/
./bin/plugin -install mobz/elasticsearch-head
Then (assuming ElasticSearch is already running on your local machine), open a browser window to:
http://localhost:9200/_plugin/head/
Alte...