he value
of a key by 1 (I know we have INCR, let's suppose we don't have it).<br/><br/>The first try may be the following:
<pre class="codeblock python python python python python" name="code">
val = GET mykey
val = val + 1
SET mykey $val
</pre>
This will work reliably only if we have a single client performing the operation in a given time.
If multiple clients will try to increment the key about at the same time
there will be a race condition. For instance client A and B will read the
old value, for instan