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Using JQuery to check if no radio button in a group has been checked
...you could just change it to .val() == "" and remove the ! and you would be all set.
– Doug Neiner
Jan 15 '10 at 21:08
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How to do a logical OR operation in shell scripting
... @Doug: It's not that unix doesn't use them, it's that bash and all the other shells I know use them for input/output redirection.
– Cascabel
Nov 6 '10 at 2:28
add ...
How to hide TabPage from TabControl [duplicate]
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But RemoveByKey() + Add() is totally working
– Vinko Vrsalovic
Oct 3 '13 at 14:30
3
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Taking screenshot on Emulator from Android Studio
...when I changed the default Desktop location to my Pictures library. Before all looked fine, but it didn't save the screenshot
– lvmeijer
Feb 11 '19 at 2:30
add a comment
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How to determine the number of days in a month in SQL Server?
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All of the solutions mentioned here pale in comparison to the elegance of @Mikael Eriksson's answer. That works whenever a valid date is provided without crazy workarounds for niche cases and is far simpler code - I'd highly...
Converting 'ArrayList to 'String[]' in Java
...you can also pass an array with the desired size.
Important update: Originally the code above used new String[list.size()]. However, this blogpost reveals that due to JVM optimizations, using new String[0] is better now.
sh...
Does Swift have access modifiers?
...Enable an entity to be used outside the defining module (target). You typically use open or public access when specifying the public interface to a framework.
However, open access applies only to classes and class members, and it differs from public access as follows:
public classes and class mem...
Colors in JavaScript console
...est: background: #444; color: #bada55; padding: 2px; border-radius:2px its all about the border-radius
– Nick Sotiros
Apr 30 '14 at 7:08
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convert string array to string
...tringArrayToString(string[] array)
{
//
// Concatenate all the elements into a StringBuilder.
//
StringBuilder strinbuilder = new StringBuilder();
foreach (string value in array)
{
strinbuilder.Append(value);
strinbuilder.Ap...
Differences between action and actionListener
...just specify exactly that string in the action attribute. Thus, this is totally clumsy:
<h:commandLink value="Go to next page" action="#{bean.goToNextpage}" />
With this senseless method returning a hardcoded string:
public String goToNextpage() {
return "nextpage";
}
Instead, just put t...