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What is the proper way to check if a string is empty in Perl?
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I think that length is the closest test that we have to the expression of the idea that there is nothing in the string.
– brian d foy
Jan 12 '10 at 11:23
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SQL Server Regular expressions in T-SQL
...e
EXEC @res = sp_OASetProperty @obj, 'IgnoreCase', 1;
-- Call the method 'Test' to find a match
EXEC @res = sp_OAMethod @obj, 'Test', @match OUT, @matchstring;
-- Don't forget to clean-up
EXEC @res = sp_OADestroy @obj;
If you get SQL Server blocked access to procedure 'sys.sp_OACreate'... error,...
How to move all files including hidden files into parent directory via *
...orry about the inconvenience. I've added sudo and --dry-run, so people can test the changes before running the actual command in order to avoid any potential mess.
– kenorb
Feb 19 at 10:07
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The quest for the Excel custom function tooltip
... an Excel-DNA add-in, and works on my Excel 2013 / Windows 8 machine. I've tested on one other configuration (64-bit Excel 2010 on Windows Server 2008) and had a serious problems.
For a C# function defined with the Excel-DNA attributes like this:
[ExcelFunction(Description =
"A useful test fu...
Should I make HTML Anchors with 'name' or 'id'?
...ir order within the page), Chrome and Firefox will jump to the id, but IE (tested in 11) and Edge will jump to the name
– Alvaro Montoro
Aug 5 '16 at 2:11
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Difference between no-cache and must-revalidate
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With Jeffrey Fox's interpretation about no-cache, i've tested under chrome 52.0.2743.116 m, the result shows that no-cache has the same behavior as must-revalidate, they all will NOT use local cache when server is unreachable, and, they all will use cache while tap browser's Back...
Form onSubmit determine which submit button was pressed [duplicate]
...ample (using jQuery for brevity)
<html>
<head>
<title>Test Page</title>
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type="text/javascript">
jQuery(function($) {
var submitActor = null;
var $form = $('#test');...
Is there a way to use shell_exec without waiting for the command to complete?
... the running process. Of course, it can be any command you want. But for a test, you can create a php file with a sleep(20) command it.
exec("nohup /usr/bin/php -f sleep.php > /dev/null 2>&1 &");
share
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MySQL error: key specification without a key length
... distinct indexed values and total number of rows. Here is one example for test table:
+-----+-----------+
| id | value |
+-----+-----------+
| 1 | abc |
| 2 | abd |
| 3 | adg |
+-----+-----------+
If we index only the first character (N=1), then index table will look...
Targeting both 32bit and 64bit with Visual Studio in same solution/project
... you only reference the x86 or the x64 dlls in your csprojs. Adapt the UnitTests settings to the architecture settings you have chosen. It's important for debugging/running the tests inside VisualStudio.
On Reference-Properties set Copy Local & Specific Version to false
Get rid of the architectu...