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What's the difference between ViewData and ViewBag?
...ke the most out of it. If you don't like it or feel like its more prone to errors, simply don't use it. :)
– Bilal Fazlani
Mar 15 '15 at 9:19
5
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In Scala, what exactly does 'val a: A = _' (underscore) mean?
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val a: A = _ is a compile error. For example:
scala> val a: String = _
<console>:1: error: unbound placeholder parameter
val a: String = _
^
What does work is var a: A = _ (note var instead of val). As Chuck s...
Prevent double submission of forms in jQuery
...bute true but unobtrusive validation prevents submitting due to validation errors. After correcting errors one cannot submit the form because submitted attribute is true!
– cck
Oct 22 '13 at 12:34
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How to clear APC cache entries?
...rsion, calls are made to the Symfony form of copy and unlink, which handle errors. You may want to add checks that they succeed.
copy($apcPaths['data'], $apcPaths['web']); //'data' is a non web accessable directory
$url = 'http://localhost/apc_clear.php'; //use domain name as necessary
$result = j...
Add UIPickerView & a Button in Action sheet - How?
... the contents of an ActionSheet, as it can lead to serious invalid context errors in iOS 7. I just spent a few hours working through this problem and ultimately decided to take a different approach. I replaced the call to show the action sheet with a modal view controller containing a simple tablevi...
How to “comment-out” (add comment) in a batch/cmd?
...tc...) use :: line should be followed with normal line, otherwise it gives error (use REM there).
:: may also fail within setlocal ENABLEDELAYEDEXPANSION
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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
... one. However, none of my attempts are working and they result in the same error every time I try it:
39 Answers
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JavaScript check if variable exists (is defined/initialized)
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@geowa4 Actually, that will throw an error if the variable is undefined.
– kevinji
Apr 19 '11 at 4:59
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Missing artifact com.microsoft.sqlserver:sqljdbc4:jar:4.0
... thanks for the answer but i get this when i run the command [ERROR] Failed to execute goal org.apache.maven.plugins:maven-install-plugin:2.4 :install-file (default-cli) on project standalone-pom: The specified file 'C:\Us ers\anthony\sqljdbc4.jar' not exists -> [Help 1]
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Can we call the function written in one JavaScript in another JS file?
...on alertOne( ) {
alertNumber( "one" );
};
// Inline
alertOne( ); // No errors
Or it can be ordered like the following:
[HTML]
<script type="text/javascript" src="file2.js"></script>
<script type="text/javascript" src="file1.js"></script>
<script type="text/javascr...