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What special characters must be escaped in regular expressions?
...nds on the regex flavor you're working with.
For PCRE, and most other so-called Perl-compatible flavors, escape these outside character classes:
.^$*+?()[{\|
and these inside character classes:
^-]\
For POSIX extended regexes (ERE), escape these outside character classes (same as PCRE):
.^$*...
Alternate background colors for list items
..."link">Link 5</a></li>
</ul>
If your list is dynamically generated, this task would be much easier.
If you don't want to have to manually update this content each time, you could use the jQuery library and apply a style alternately to each <li> item in your list:
<u...
What is the use of hashCode in Java?
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Buckets aside, hashcode is a method that the object calls to determine the order to store each object in memory. If objects are equal, then their hashcode must also be equal. (converse of this statement is false)
– NoName
Jun 24 '17 at 6:1...
How to create a windows service from java app
I've just inherited a java application that needs to be installed as a service on XP and vista. It's been about 8 years since I've used windows in any form and I've never had to create a service, let alone from something like a java app (I've got a jar for the app and a single dependency jar - log4j...
What is the purpose and use of **kwargs?
...t_name = John
last_name = Doe
You can also use the **kwargs syntax when calling functions by constructing a dictionary of keyword arguments and passing it to your function:
>>> kwargs = {'first_name': 'Bobby', 'last_name': 'Smith'}
>>> print_keyword_args(**kwargs)
first_name = B...
How to open Atom editor from command line in OS X?
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When Atom installs it automatically creates a symlink in your /usr/local/bin. However in case it hasn't, you can create it yourself on your Mac
ln -s /Applications/Atom.app/Contents/Resources/app/atom.sh /usr/local/bin/atom
Now you can ...
jQuery DataTables: control table width
...b, it's not visible, hence can't calculate the widths. The solution is to call 'fnAdjustColumnSizing' when the tab shows.
Preamble
This example shows how DataTables with scrolling can be used together
with jQuery UI tabs (or indeed any other method whereby the table is
in a hidden (display:...
Can I apply the required attribute to fields in HTML5?
...value="" on the first entry - if there is no value attribute or a value on all options the required fail to trigger because the select returns an actual value
– mplungjan
May 18 '11 at 18:39
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Xcode “Build and Archive” from command line
...ign "${DEVELOPER_NAME}" \
--embed "${PROVISONING_PROFILE}"
You will find all the details in the article. If you have any questions dont hesitate to ask.
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Update statement with inner join on Oracle
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The second example has the benefit of allowing you to test the SQL before actually performing the update.
– Daniel Reis
Jan 19 '12 at 10:18
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