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Return None if Dictionary key is not available
...clue on how to extend this to support any depth? I mean making foo['bar']['test']['sss'] to return None instead of exception, After one depth it start giving TypeError instead of KeyError
– nehem
Nov 10 '15 at 1:40
...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...cho Yes
else
echo No
fi
(Thanks to Adam Katz's comment: Replaced the test above with one that is more portable and avoids one fork:)
POSIX, but single key feature
But if you don't want the user to have to hit Return, you could write:
(Edited: As @JonathanLeffler rightly suggest, saving stty...
Android Calling JavaScript functions in WebView
...es to do below - from the android app, call a javascript function with a test message, which inturn calls a java function back in the android app that displays test message via toast.
...
How do you see recent SVN log entries?
... -v --limit 4
Example of output:
I added some migrations and deleted a test xml file
------------------------------------------------------------------------
r58687 | mr_x | 2012-04-02 15:31:31 +0200 (Mon, 02 Apr 2012) | 1 line Changed
paths:
A /trunk/java/App/src/database/support
A /trunk/...
How to determine whether code is running in DEBUG / RELEASE build?
...figuration :choose debug / release . It can control the simulator and your test iPhone's code status.
Edit scheme -> archive -> build configuration :choose debug / release . It can control the test package app and App Store app 's code status.
...
Can't pickle when using multiprocessing Pool.map()
...t;>> p.map(add, x, y)
[4, 6, 8, 10]
>>>
>>> class Test(object):
... def plus(self, x, y):
... return x+y
...
>>> t = Test()
>>>
>>> p.map(Test.plus, [t]*4, x, y)
[4, 6, 8, 10]
>>>
>>> p.map(t.plus, x, y)
[4, 6, 8, 10]
...
Why do I need to override the equals and hashCode methods in Java?
...
*/
}
Now create a class, insert Employee object into a HashSet and test whether that object is present or not.
public class ClientTest {
public static void main(String[] args) {
Employee employee = new Employee("rajeev", 24);
Employee employee1 = new Employee("rajeev", 2...
Task vs Thread differences [duplicate]
...
@FaizanMubasher unfortunately no, but I have run some tests (with production programs) and I cannot detect any negative effects changing from threads to tasks.
– xfx
Sep 6 '18 at 15:31
...
What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
...ger problem on my hands. This throws a Reference Error too: <% alert('test'); %>
– Aashay Desai
Mar 21 '11 at 0:34
...
Adding Python Path on Windows 7
...nge to the ENVIRONMENTAL Variables, you have to restart the window you are testing it on.
NO SPACES when setting the Variables. Make sure that you are adding the ;C:\Python27 WITHOUT any spaces. (It is common to try C:\SomeOther; C:\Python27 That space (␣) after the semicolon is not okay.)
USE A B...