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Are there any reasons to use private properties in C#?
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private setters <3
– Earlz
Jul 22 '10 at 15:38
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How do I convert a PDF document to a preview image in PHP? [closed]
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You need ImageMagick and GhostScript
<?php
$im = new imagick('file.pdf[0]');
$im->setImageFormat('jpg');
header('Content-Type: image/jpeg');
echo $im;
?>
The [0] means page 1.
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Android. Fragment getActivity() sometimes returns null
... = savedInstanceState.getStringArray("titles");
for (int i = 0; i < count; i++){
adapter.addFragment(getFragment(i), titles[i]);
}
}
indicator.notifyDataSetChanged();
adapter.notifyDataSetChanged();
// push first task
FirstTask firstTask = new Fi...
How to specify mapping rule when names of properties differ
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Never mind, I myself found a solution:
Mapper.CreateMap<Employee, EmployeeDto>()
.ForMember(dest => dest.FullName, opt => opt.MapFrom(src => src.Name));
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How to replace a character by a newline in Vim
...e the following into a terminal to run it). xxd shows a hexdump of the resulting file.
echo bar > test
(echo 'Before:'; xxd test) > output.txt
vim test '+s/b/\n/' '+s/a/\r/' +wq
(echo 'After:'; xxd test) >> output.txt
more output.txt
Before:
0000000: 6261 720a ...
How to use NULL or empty string in SQL
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SELECT *
FROM TableName
WHERE columnNAme IS NULL OR
LTRIM(RTRIM(columnName)) = ''
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Get value from hidden field using jQuery
I have a <input type="hidden" value="" id='h_v' class='h_v'> Using jQuery I want to alert the user to this value .
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Reason to Pass a Pointer by Reference in C++?
...+ programmers like to set their pointers to null after a delete:
template<typename T>
void moronic_delete(T*& p)
{
delete p;
p = nullptr;
}
Without the reference, you would only be changing a local copy of the pointer, not affecting the caller.
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What's the point of Spring MVC's DelegatingFilterProxy?
...e, but at the end, everything is a deterministic program.
The DelegatingFilterProxy is a Filter as it was explained above, whose goal is "delegating to a Spring-managed bean that implements the Filter interface", that is, it finds a bean ("target bean" or "delegate") in your Spring application cont...
Long-lasting FB access-token for server to pull FB page info
...s Graph API call:
https://graph.facebook.com/oauth/access_token?client_id=<your FB App ID >&client_secret=<your FB App secret>&grant_type=fb_exchange_token&fb_exchange_token=<your short-lived access token>
Grab the new long-lived access token returned back
Make a Graph ...