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How to convert int to char with leading zeros?
...ght('00000' || cast(Your_Field as varchar(5)), 5)
– ronedg
Apr 20 '16 at 16:41
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How to remove all null elements from a ArrayList or String Array?
...ll));
Read the Java API. The code will throw java.lang.UnsupportedOperationException for immutable lists (such as created with Arrays.asList); see this answer for more details.
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Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...nt" fragment/template for the main content. This means there would be just one file to move the header in.
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A regular expression to exclude a word/string
...d):
^/(?!ignoreme|ignoreme2|ignoremeN)([a-z0-9]+)$
Note: There's only one capturing expression: ([a-z0-9]+).
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What is a good reason to use SQL views?
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Another use that none of the previous answers seem to have mentioned is easier deployment of table structure changes.
Say, you wish to retire a table (T_OLD) containing data for active users, and instead use a new table with similar data (nam...
Uses of Action delegate in C# [closed]
...
Well one thing you could do is if you have a switch:
switch(SomeEnum)
{
case SomeEnum.One:
DoThings(someUser);
break;
case SomeEnum.Two:
DoSomethingElse(someUser);
break;
}
And with the might power o...
Launch Bootstrap Modal on page load
...er</h3>
</div>
<div class="modal-body">
<p>One fine body…</p>
</div>
<div class="modal-footer">
<a href="#" class="btn">Close</a>
<a href="#" class="btn btn-primary">Save changes</a>
</div>
</div>
...
Backwards migration with Django South
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You need to figure out the number of the migration just before the one you want to roll back.
Your app should have a migrations directory, with files in it named like
0000_initial.py
0001_added_some_fields.py
0002_added_some_more_fields.py
0003_deleted_some_stuff.py
Normally, when you ru...
RE error: illegal byte sequence on Mac OS X
...ct can be had ad-hoc for a single command only:
LC_ALL=C sed -i "" 's|"iphoneos-cross","llvm-gcc:-O3|"iphoneos-cross","clang:-Os|g' Configure
Note: What matters is an effective LC_CTYPE setting of C, so LC_CTYPE=C sed ... would normally also work, but if LC_ALL happens to be set (to something oth...
How can I get the current stack trace in Java?
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A cool one-liner if you're already using apache commons to get a string: String fullStackTrace = org.apache.commons.lang.exception.ExceptionUtils.getFullStackTrace(e); stackoverflow.com/a/10620951/11236
– rippe...