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What does the “yield” keyword do?
What is the use of the yield keyword in Python, and what does it do?
42 Answers
42
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What to learn for making Java web applications in Java EE 6? [closed]
... the presentation layer, learn Hibernate for persistence, or not because I don't like ORM, use iBatis or straight JDBC instead (you'll see, it's cool with Spring, Spring is so cooool), and use Tomcat (and why not Jetty), or JBoss, or just forget all this and go for Grails, and bla bla bla...".
But...
How to find/identify large commits in git history?
...,SHA,location"
allObjects=`git rev-list --all --objects`
for y in $objects
do
# extract the size in bytes
size=$((`echo $y | cut -f 5 -d ' '`/1024))
# extract the compressed size in bytes
compressedSize=$((`echo $y | cut -f 6 -d ' '`/1024))
# extract the SHA
sha=`echo $y | cu...
How do you know a variable type in java?
...an int variable, there's no way to write code that handles a int value and doesn't know that type. The matter is different in case you're handling a wrapper like Integer, but then the code of this answer works again.
– Joachim Sauer
Apr 20 '10 at 14:12
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C pointers : pointing to an array of fixed size
...-array parameter
void foo(char (*p)[10]);
(in C++ language this is also done with references
void foo(char (&p)[10]);
).
This will enable language-level type checking, which will make sure that the array of exactly correct size is supplied as an argument. In fact, in many cases people use...
What does rake db:test:prepare actually do?
... videos and I can't figure out what the db:test:prepare command actually does. Can someone provide an explanation?
3 Ans...
How do I iterate through the files in a directory in Java?
...thousand. If you think you might ever run into a directory like that, then don't use recursion.
– Mike Baranczak
Jul 1 '10 at 4:06
4
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Regex (grep) for multi-line search needed [duplicate]
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Without the need to install the grep variant pcregrep, you can do multiline search with grep.
$ grep -Pzo "(?s)^(\s*)\N*main.*?{.*?^\1}" *.c
Explanation:
-P activate perl-regexp for grep (a powerful extension of regular expressions)
-z suppress newline at the end of line, substituti...
Simplest PHP example for retrieving user_timeline with Twitter API version 1.1
...of the Twitter API 1.0 retirement as of June 11th 2013 , the script below does not work anymore.
14 Answers
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How do I trim whitespace?
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No need to list the whitespace characters: docs.python.org/2/library/string.html#string.whitespace
– jesuis
Mar 24 '14 at 13:56
3
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