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What is Lazy Loading?
...n you explain when to use lazy and eager loading? As I know, if I run the file manager, it utilizes the lazy loading design.
– Alston
May 28 '14 at 11:00
add a comment
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Hidden features of Ruby
...can reduce code nicely, especially when I am grabbing blocks of lines from files based on some criteria.
– the Tin Man
Dec 8 '11 at 20:01
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What is the actual use of Class.forName(“oracle.jdbc.driver.OracleDriver”) while connecting to a dat
...dbc.driver.OracleDriver. You do not need to register it if the driver jar file is in the "WEB-INF\lib" directory, if you are using Tomcat. Save this as test.jsp and put it in your web directory, and redeploy your web app folder in Tomcat manager:
<%@ page import="java.sql.*" %>
<HTML>...
What Computer Science concepts should I know? [closed]
...pers should be required to know:
Basic programming (including recursion, file I/O, formatted output, loops etc)
Object oriented design (including design patterns etc). You should be able to produce sensible OO designs as well as understanding the concepts.
Scripting and regexes.
Data structures --...
How to test a merge without actually merging first
...evelop on it many times.
On this point I lose the control over the exact files I changed and I will only know it when my feature were closed and my code go to develop.
In this case, a good way to know what modifications you did (not other from the merges) is using Sourcetree.
You must click with...
How to declare a variable in MySQL?
...be set at server startup using options on the command line or in an option file.
Most of them can be changed dynamically while the server is running using SET GLOBAL or SET SESSION:
-- Syntax to Set value to a Global variable:
SET GLOBAL sort_buffer_size=1000000;
SET @@global.sort_buffer_size=1000...
Removing white space around a saved image in matplotlib
...ne of a couple of aerofoil sections — without white margins — to a PDF file.
(Note that I used matplotlib inside an IPython notebook, with the -pylab flag.)
plt.gca().set_axis_off()
plt.subplots_adjust(top = 1, bottom = 0, right = 1, left = 0,
hspace = 0, wspace = 0)
plt.margins(0...
API vs. Webservice [closed]
...ks (user name)
To implement the API, you have to add the Doubleclick .jar file to your class path. The call is local.
A web service is a form of API where the interface is defined by means of a WSDL. This allows remote calling of an interface over HTTP.
If Doubleclick implemented their interface ...
What permission do I need to access Internet from an Android application?
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Add the INTERNET permission to your manifest file.
You have to add this line:
<uses-permission android:name="android.permission.INTERNET" />
outside the application tag in your AndroidManifest.xml
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is_null($x) vs $x === null in PHP [duplicate]
...at same cost, and always will. Care less is worse than care more in a 50k+ files app.
– Aleksandr Makov
Aug 17 '15 at 13:21
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