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How do I do base64 encoding on iOS?
...ally fast implementation which was ported (and modified/improved) from the PHP Core library into native Objective-C code is available in the QSStrings Class from the QSUtilities Library. I did a quick benchmark: a 5.3MB image (JPEG) file took < 50ms to encode, and about 140ms to decode.
The cod...
Is there a MySQL option/feature to track history of changes to records?
... the data table.
To do this sequencing behavior a two column (composite) index is created on the primary key column and revision column. Note that you can only do sequencing in this fashion if the engine used by the history table is MyISAM (See 'MyISAM Notes' on this page)
The history table is fa...
Why is  appearing in my HTML? [duplicate]
...load to root and run it.
for more about this: http://forum.virtuemart.net/index.php?topic=98700.0
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cscope or ctags why choose one over the other? [closed]
...-name '*.hpp' \
> cscope.files
# -b: just build
# -q: create inverted index
cscope -b -q
This searches for code that I'm interested in, creates the cscope.files list and creates the database. That way I can run ":!cscope_gen.sh" instead of having to remember all the set up steps.
I map cscop...
Performance of Arrays vs. Lists
... bit of micro-optimisation; arrays can be marginally faster if you use the indexer / for form - but IIRC believe it depends on the type of data in the array. But unless you need to micro-optimise, keep it simple and use List<T> etc.
Of course, this only applies if you are reading all of the d...
Mapping over values in a python dictionary
...
To avoid doing indexing from inside lambda, like:
rval = dict(map(lambda kv : (kv[0], ' '.join(kv[1])), rval.iteritems()))
You can also do:
rval = dict(map(lambda(k,v) : (k, ' '.join(v)), rval.iteritems()))
...
How do I disable form fields using CSS?
...events: none;
}
</style>
Update:
and if want to disable from tab index you can use it this way:
<input type="text" name="username" value="admin" tabindex="-1" >
<style type="text/css">
input[name=username] {
pointer-events: none;
}
</style>
...
PHP: Move associative array element to beginning of array
...
If you have numerical array keys and want to reindex array keys, it would be better to put it into array_merge like this:
$myArray = array_merge(array($key => $value) + $myArray );
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How can I get PHPUnit MockObjects to return different values based on a parameter?
...));
As you can see in the Mocking documentation, the method returnValue($index) allows to return the given argument.
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Reloading the page gives wrong GET request with AngularJS HTML5 mode
...ou have to rewrite all your links to entry point of your application (e.g. index.html)
The reason for this is that when you first visit the page (/about), e.g. after a refresh, the browser has no way of knowing that this isn't a real URL, so it goes ahead and loads it. However if you have loaded u...