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Rails detect if request was AJAX
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Truthy meaning that when used in a "boolean" context, you have to treat them not as not booleans, but ones that will be cast to bool. Above env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/ returns 0 not false. And 0 is actually trut...
Add margin between a RadioButton and its label in Android?
... They do whatever they want, whenever they want. Consistency and integrity mean nothing to them.
– Yar
Jan 27 '15 at 16:27
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How to exclude a module from a Maven reactor build?
...cape the exclamation mark on the shell command line. It has a very special meaning, see e.g. unix.stackexchange.com/questions/3747/…
– Pavel
Apr 28 '15 at 9:30
5
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Is there a cross-browser onload event when clicking the back button?
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@Greg: you mean as a developer controlling the page? Fire off an ajax request from a 'pageshow' listener.
– Nickolay
Sep 2 '10 at 19:56
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adding noise to a signal in python
... signal
import numpy as np
noise = np.random.normal(0,1,100)
# 0 is the mean of the normal distribution you are choosing from
# 1 is the standard deviation of the normal distribution
# 100 is the number of elements you get in array noise
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INSERT INTO…SELECT for all MySQL columns
...or the syntax, it looks like this (leave out the column list to implicitly mean "all")
INSERT INTO this_table_archive
SELECT *
FROM this_table
WHERE entry_date < '2011-01-01 00:00:00'
For avoiding primary key errors if you already have data in the archive table
INSERT INTO this_table_archive
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How to record webcam and audio using webRTC and a server-based Peer connection
...le bit of time, to understand the concept- because some of docs are really mean- and finding what can I send to kurento, or description of events and so on can be sometimes really frustrating. But anyway- a open project like this is really a great job and worth of using. Kurento is working in linux ...
Are there conventions on how to name resources?
...anging between different systems and frameworks, the full names lose their meanings, I have used these for over a decade in VB, C++, ASP.NET, WinForms in C# and VB.NET, Android and Python. I never need to remember if Android calls it a textbox or an edittext. All I need to know is that lblFoo is t...
MySQL ON vs USING?
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where hasAirport ; - what does this mean ? no value is there to compare with .
– Istiaque Ahmed
Nov 9 '17 at 17:11
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Android: How to bind spinner to custom object list?
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So wrong from the scalability point of view - it means your "objects" can never be dynamic - bad practice
– Srneczek
Oct 23 '15 at 10:08
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