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Store print_r result into a variable as a string or text
... , so a simple thing, just declare a variable and assign the data to it..
for example you are printing some array like this..
print_r(myArray);
to save this, you just have to add an option , set Return to TRUE and assign it to a variable
$myVariable=print_r(myArray, TRUE);
if you need some m...
How do I convert a string to a lower case representation?
...
can anyone explain the concept of special case? for example, I want to compare user input, which are unicode strings, against a stored set of unicode strings and find matches, after lowercasing both sets. would u need tolowerspecial() is this case?
– ...
How to define a reply-to address?
...
Solution for Rails 5.2 and possibly older/newer versions:
Amend the file:
config/environments/development.rb
With content:
Rails.application.configure do
config.action_mailer.default_options = {
reply_to: 'tes...
Declaration suffix for decimal type
...iteral in code, I have seen that there exists the m-suffix (where m stands for money). Is this appropriate for any decimals or is there a more general assignment (d stands for double, that is for sure not the right thing although a direct conversion is supported).
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Merge changes from remote github repository to your local repository
I have forked a repository on github some time ago, made a small change and pushed the change back to my github fork. The original repository has changed since. I would like to merge the changes from the original repository to my fork.
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What is the difference between MySQL Server and MySQL Client
...ly install both but what are the differences between the client and server for MySQL.
3 Answers
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Java generics T vs Object
...;Integer>();
Here we specify what type T will be which allows us to enforce more constraints on a class or method. For example we can instantiate a LinkedList<Integer> or LinkedList<Example> and we know that when we call one of these methods, we'll get back an Integer or Example ins...
What does -XX:MaxPermSize do?
...to augment this space if you load many classes (this is typically the case for application servers and some IDE like Eclipse) :
The permanent generation does not have a noticeable impact on garbage
collector performance for most applications. However, some
applications dynamically generate a...
Write to .txt file?
... can I write a little piece of text into a .txt file?
I've been Googling for over 3-4 hours, but can't find out how to do it.
...
difference between #if defined(WIN32) and #ifdef(WIN32)
... single condition,
while #if defined(NAME) can do compound conditionals.
For example in your case:
#if defined(WIN32) && !defined(UNIX)
/* Do windows stuff */
#elif defined(UNIX) && !defined(WIN32)
/* Do linux stuff */
#else
/* Error, both can't be defined or undefined same time *...