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Why would $_FILES be empty when uploading files to PHP?
...don’t
misspell the sizes - it should be 100M not 100MB.
Make sure your <form> tag has the enctype="multipart/form-data" attribute. No other tag will work, it has to be your FORM tag. Double check that it is spelled correctly. Double check that multipart/form-data is surrounded by STRAIGHT Q...
How to set the margin or padding as percentage of height of parent container?
... the viewport:
.centerme {
margin-top: 50vh;
background: red;
}
<div class="centerme">middle</div>
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LINQ .Any VS .Exists - What's the difference?
...nother thread where I listed all the Linq "equivalents" of the .NET 2 List<> instance methods.
– Jeppe Stig Nielsen
Dec 1 '15 at 8:44
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How to configure the web.config to allow requests of any length
...
Add the following to your web.config:
<system.webServer>
<security>
<requestFiltering>
<requestLimits maxQueryString="32768"/>
</requestFiltering>
</security>
</system.webServer>
See:
http://www.iis.ne...
What is the difference between dict.items() and dict.iteritems() in Python2?
...
It's part of an evolution.
Originally, Python items() built a real list of tuples and returned that. That could potentially take a lot of extra memory.
Then, generators were introduced to the language in general, and that method was reimplemented as an iterator-generator method n...
Can I set a TTL for @Cacheable
...@Override
public KeyGenerator keyGenerator() {
return new DefaultKeyGenerator();
}
}
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Get the Highlighted/Selected text
...re interested in an implementation that will also deal with selections in <textarea> and texty <input> elements, you could use the following. Since it's now 2016 I'm omitting the code required for IE <= 8 support but I've posted stuff for that in many places on SO.
function getSe...
Show current assembly instruction in GDB
...nstruction in the same way that it shows the current source line? The default output after every command looks like this:
7...
How to deploy a war file in Tomcat 7
...st:8080/sample
Deploying or redeploying of war files is automatic by default - after copying/overwriting the file sample.war, check your webapps folder for an extracted folder sample.
If it doesn't open properly, check the log files (e.g. tomcat/logs/catalina.out) for problems with deployment.
...
Rails check if yield :area is defined in content_for
...content_for_whatever is deprecated.
Use content_for? instead, like this:
<% if content_for?(:whatever) %>
<div><%= yield(:whatever) %></div>
<% end %>
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