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How to enable PHP short tags?
...
We have a PHP coding test and occasionally receive submissions where the <?= short tag has been used. Unfortunately the assumption that this style is in use everywhere is a little naive and often comes from developers brought up on a diet of A...
How should I choose an authentication library for CodeIgniter? [closed]
...led roundup of all the authentication libraries for CodeIgniter when I was testing them out (just after New Year's). FWIW, I'll share it with you:
DX Auth
Pros
Very full featured
Medium footprint (25+ files), but manages to feel quite slim
Excellent documentation, although some is in slightly brok...
How to access parent Iframe from JavaScript
...imply a matter of iterating through the parent window's frames[] array and testing each frame's contentWindow against the window in which your code is running. Example:
var arrFrames = parent.document.getElementsByTagName("IFRAME");
for (var i = 0; i < arrFrames.length; i++) {
if (arrFrames[i]...
Do Google refresh tokens expire?
I have used the refresh token several times in just a short period for testing purposes, but I wonder whether Google refresh tokens ever expire? Can I use the same refresh token to get another access token again and again for a long period (a week or even months)?
...
How to monitor network calls made from iOS Simulator
...Github.
The docs contain a very helpful intro to loading a cert into your test device to view HTTPS traffic.
Not quite as GUI-tastic as Charles, but it does everything I need and its free and maintained.
Good stuff, and pretty straightforward if you've used some command line tools before.
UPDATE:...
Convert special characters to HTML in Javascript
...);
el.innerText = el.textContent = s;
s = el.innerHTML;
return s;
}
Test run:
alert(HtmlEncode('&;\'><"'));
Output:
&amp;;'&gt;&lt;"
This method of escaping HTML is also used by the Prototype JS library though differently from the simplistic sample I have given.
Note: ...
How to capture the browser window close event?
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For a cross-browser solution (tested in Chrome 21, IE9, FF15), consider using the following code, which is a slightly tweaked version of Slaks' code:
var inFormOrLink;
$('a').live('click', function() { inFormOrLink = true; });
$('form').bind('submit', fu...
How to determine an object's class?
...xception).
Possible ways summarized
Let's summarize the possible ways to test if an object obj is an instance of type C:
// Method #1
if (obj instanceof C)
;
// Method #2
if (C.class.isInstance(obj))
;
// Method #3
if (C.class.isAssignableFrom(obj.getClass()))
;
// Method #4
try {
...
Standard alternative to GCC's ##__VA_ARGS__ trick?
..., a8, a9, a10, ...) a10
int
main(int argc, char *argv[])
{
BAR("first test");
BAR("second test: %s", "a string");
return 0;
}
This same trick is used to:
count the number of arguments
expand differently depending on the number of arguments
append to __VA_ARGS__
Explanation
The st...
How to check whether a string is a valid HTTP URL?
...
Try this to validate HTTP URLs (uriName is the URI you want to test):
Uri uriResult;
bool result = Uri.TryCreate(uriName, UriKind.Absolute, out uriResult)
&& uriResult.Scheme == Uri.UriSchemeHttp;
Or, if you want to accept both HTTP and HTTPS URLs as valid (per J0e3gan's ...