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Collection that allows only unique items in .NET?
...there a collection in C# that will not let you add duplicate items to it? For example, with the silly class of
7 Answers
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curl_exec() always returns false
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Error checking and handling is the programmer's friend. Check the return values of the initializing and executing cURL functions. curl_error() and curl_errno() will contain further information in case of failure:
try {
$ch ...
How to export JavaScript array info to csv (on client side)?
...You can do this in native JavaScript. You'll have to parse your data into correct CSV format as so (assuming you are using an array of arrays for your data as you have described in the question):
const rows = [
["name1", "city1", "some other info"],
["name2", "city2", "more info"]
];
let c...
Reusing a PreparedStatement multiple times
...h a single common connection without any pool, can I recreate an instance for every dml/sql operation mantaining the power of prepared statements?
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How to compile a static library in Linux?
... new archive, and s means to write an index. As always, see the man page for more info.
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javac error: Class names are only accepted if annotation processing is explicitly requested
I get this error when I compile my java program:
12 Answers
12
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How to list files in an android directory?
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In order to access the files, the permissions must be given in the manifest file.
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
Try this:
String path = Environment.getExternalStorageDirect...
How do I set the request timeout for one controller action in an asp.net mvc application
I want to increase the request timeout for a specific controller action in my application. I know I can do it in the web.config for the entire application, but I'd rather change it on just this one action.
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How can I scroll to a specific location on the page using jquery?
...agged with jquery i have to say, that this library has a very nice plugin for smooth scrolling, you can find it here:
http://plugins.jquery.com/scrollTo/
Excerpts from Documentation:
$('div.pane').scrollTo(...);//all divs w/class pane
or
$.scrollTo(...);//the plugin will take care of this
Cu...
How to debug an apache virtual host configuration?
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Syntax check
To check configuration files for syntax errors:
# Red Hat-based (Fedora, CentOS) and OSX
httpd -t
# Debian-based (Ubuntu)
apache2ctl -t
# MacOS
apachectl -t
List virtual hosts
To list all virtual hosts, and their locations:
# Red Hat-based (Fedora, Cen...