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What exactly does a jar file contain?
... This greatly improves the speed with which an applet can be loaded onto a web page and begin functioning. The JAR format also supports compression, which reduces the size of the file and improves download time still further. Additionally, individual entries in a JAR file may be digitally signed by ...
Net::SMTPAuthenticationError when sending email from Rails app (on staging environment)
...t getting the same error. Turns out, I had to "clear the CAPTCHA" from the web. See the gmail documentation for details.
You can also jump right to the "clear the CAPTCHA" page here.
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improv...
How to write into a file in PHP?
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I use the following code to write files on my web directory.
write_file.html
<form action="file.php"method="post">
<textarea name="code">Code goes here</textarea>
<input type="submit"value="submit">
</form>
write_file.php
<?php
// st...
How do I preview emails in Rails?
...e the HTML email layout that you've created instead of inside your typical web application layout (e.g. application.html.erb).
And that's pretty much it. Now I can visit http://example.com/admin/mailer/preview_welcome to preview change to my welcome email template.
...
How can I convert ereg expressions to preg in PHP?
...ust that. Nothing else.) I have to search these answers out when my shared web hosting server gets updated to a new version and the error_logs get full with these warnings: PHP Deprecated: Function ereg() is deprecated in.... Argh!
– c00000fd
Sep 30 '17 at 4:4...
How can I install an older version of a package via NuGet?
...e who's programming toolset includes a good programming editor, tail and a web browser =)
– Timothy C. Quinn
Aug 31 at 16:26
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How to pip or easy_install tkinter on Windows
...ribution from ActiveState, which includes everything you'll need.
In your web browser, go to Activestate.com, and follow along the links to download the Community Edition of ActivePython for Windows. Make sure you're downloading a 3.1 or newer version, not a 2.x version.
Run the installer, and fol...
Use tnsnames.ora in Oracle SQL Developer
...ols but SQL Developer would not use it. I tried all the suggestions on the web I could find, including the solutions on the link provided here.
Nothing worked.
It turns out that the database was caching backup copies of tnsnames.ora like tnsnames.ora.bk2, tnsnames09042811AM4501.bak, tnsnames.ora.bk...
Interop type cannot be embedded
I am creating a web application on the .NET 4.0 framework (beta2) in C#.
10 Answers
10...
Smooth scroll to div id jQuery
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This code will be useful for any internal link on the web
$("[href^='#']").click(function() {
id=$(this).attr("href")
$('html, body').animate({
scrollTop: $(id).offset().top
}, 2000);
});
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