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How to avoid “RuntimeError: dictionary changed size during iteration” error?
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In Python 2.x calling keys makes a copy of the key that you can iterate over while modifying the dict:
for i in d.keys():
Note that this doesn't work in Python 3.x because keys returns an iterator instead of a list.
Another way is ...
iOS UIImagePickerController result image orientation after upload
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20 Answers
20
Active
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How can I test that a value is “greater than or equal to” in Jasmine?
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edited Jun 4 '19 at 22:43
answered Sep 9 '15 at 9:02
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How to find the kth smallest element in the union of two sorted arrays?
...mplexity here is O(log k), which is O(log N + log M).
Pseudo-code:
i = k/2
j = k - i
step = k/4
while step > 0
if a[i-1] > b[j-1]
i -= step
j += step
else
i += step
j -= step
step /= 2
if a[i-1] > b[j-1]
return a[i-1]
else
return b[j-1]...
DateTime format to SQL format using C#
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221
try this below
DateTime myDateTime = DateTime.Now;
string sqlFormattedDate = myDateTime.ToSt...
What's the difference between deadlock and livelock?
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402
Taken from http://en.wikipedia.org/wiki/Deadlock:
In concurrent computing, a deadlock is a stat...
ANTLR: Is there a simple example?
...cute the following command on your shell/command prompt:
java -cp antlr-3.2.jar org.antlr.Tool Exp.g
It should not produce any error message, and the files ExpLexer.java, ExpParser.java and Exp.tokens should now be generated.
To see if it all works properly, create this test class:
import org.a...
How to check if smtp is working from commandline (Linux) [closed]
...ort_number}
So telnet to your smtp server like
telnet smtp.mydomain.com 25
And copy and paste the below
helo client.mydomain.com
mail from:<sender@mydomain.com>
rcpt to:<to_email@mydomain.com>
data
From: test@mydomain.com
Subject: test mail from command line
this is test number 1
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SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?
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248
A cross join produces a cartesian product between the two tables, returning all possible combi...
Using CSS how to change only the 2nd column of a table
Using css only, how can I override the css of only the 2nd column of a table.
5 Answers
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