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How to encode the filename parameter of Content-Disposition header in HTTP?
...long list of suggestions to increase interoperability. It also points at a site which compares implementations. Current all-pass tests suitable for common file names include:
attwithisofnplain: plain ISO-8859-1 file name with double quotes and without encoding. This requires a file name which is a...
Do try/catch blocks hurt performance when exceptions are not thrown?
...atic cost is really
incurred in two kinds of places:
First, the actual sites of
try/finally/catch/throw where there's
code for those constructs. Second, in
unmanged code, there's the stealth
cost associated with keeping track of
all the objects that must be
destructed in the event th...
Markdown and image alignment
I am making a site that publishes articles in issues each month. It is straightforward, and I think using a Markdown editor (like the WMD one here in Stack Overflow) would be perfect.
...
How can I solve a connection pool problem between ASP.NET and SQL Server?
The last few days we see this error message in our website too much:
22 Answers
22
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What is the difference between id and class in CSS, and when should I use them? [duplicate]
... when you want to consistently style multiple elements throughout the page/site. Classes are useful when you have, or possibly will have in the future, more than one element that shares the same style. An example may be a div of "comments" or a certain list style to use for related links.
Addition...
What's the best way to cancel event propagation between nested ng-click calls?
...ere's an example. Let's say I want to have an image overlay like a lot of sites. So when you click a thumbnail, a black overlay appears over your whole window, and a larger version of the image is centered in it. Clicking the black overlay dismisses it; clicking the image will call a function tha...
SSL certificate rejected trying to access GitHub over HTTPS behind firewall
...s recommended to verify the RSA fingerprint to the one shown on the github site where you uploaded your key).
A slight variant on this method is the case when you need to access a repository with another key, e.g. to separate your private account from your professional account.
#
# account dedic...
How to perform Callbacks in Objective-C
...legate callbacks are optional, you'll typically guard them at the dispatch site with something like "if ([delegate respondsToSelector:@selector(myClassWillDoSomething:)) {". In my example, the delegate is required to implement both methods.
Instead of an informal protocol, you can also use a formal...
When to use window.opener / window.parent / window.top
...g with the top level browser window. You can use it for preventing another site from iframing your website, among other things.
If you add some more detail to your question, I can supply other more relevant examples.
UPDATE:
There are a few ways you can handle your situation.
You have the followin...
“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
...t the best solution, but works
// in your php setting use, it helps hiding site wide notices
error_reporting(E_ALL ^ E_NOTICE);
Note about sessions:
When using sessions, session_start(); is required to be placed inside all files using sessions.
http://php.net/manual/en/features.sessions.php
...