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ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired
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Your table is already locked by some query. For example, you may have executed "select for update" and have not yet committed/rollbacked and fired another select query. Do a commit/rollback before executing your query.
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View a list of recent documents in Vim
Is there a way to view the list of recent documents you've opened in Vim? I realize I could view the cursor jump list, :ju , and then go to a cursor position in the list but this is not ideal because there will be multiple listings of the same document in the list. Is there another command which wo...
Count characters in textarea
...arNum"></div>
</body>
</html>
... works fine for me.
Edit: You should probably clear the charNum div, or write something, if they are over the limit.
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Advantage of switch over if-else statement
What's the best practice for using a switch statement vs using an if statement for 30 unsigned enumerations where about 10 have an expected action (that presently is the same action). Performance and space need to be considered but are not critical. I've abstracted the snippet so don't hate m...
Get mouse wheel events in jQuery?
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plugin? come on .. check the answer below you can do it without
– user2869113
Oct 13 '13 at 15:41
add a commen...
Fixed page header overlaps in-page anchors
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I had the same problem.
I solved it by adding a class to the anchor element with the topbar height as the padding-top value.
<h1><a class="anchor" name="barlink">Bar</a></h1>
And then simply the css:
.anchor {...
$PHP_AUTOCONF errors on mac os x 10.7.3 when trying to install pecl extensions
I am trying to setup my machine with pecl_http and memcache and in both cases, I get similar errors. This is on MAC OS X 10.7.3 (lion) and I also have XCODE installed on it. I also installed Zend Server community edition before running these commands and have CFLAGS='-arch i386 -arch x86_64' environ...
How to delete a stash created with git stash create?
..., as the if you have no changes, then git stash; git stash pop will do something different than if you do have changes in your repository.
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How to remove padding around buttons in Android?
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For me the problem turned out to be minHeight and minWidth on some of the Android themes.
On the Button element, add:
<Button android:minHeight="0dp" android:minWidth="0dp" ...
Or in your button's style:
<item name="an...
performing HTTP requests with cURL (using PROXY)
...hen you can connect through proxy from (many) application.
And, as per comment below, for https:
export https_proxy=https://your.proxy.server:port/
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