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Iterate through options
...nt in HTML. This element represents a drop down list. I'm trying to understand how to iterate through the options in the <select> element via JQuery.
...
Query an XDocument for elements by name at any depth
...= @"
<root>
<child id='1'/>
<child id='2'>
<grandchild id='3' />
<grandchild id='4' />
</child>
</root>";
XDocument doc = XDocument.Parse(xml);
foreach (XElement element in doc.Descendants("grandchild"))
{
C...
iFrame src change event detection?
...all modern browsers, but may not work in some very older browsers like IE5 and early Opera. (Source)
If the iframe is showing a page within the same domain of the parent, you would be able to access the location with contentWindow.location, as in the following example:
<iframe src="/test.html"...
Sending a message to nil in Objective-C
...x:i]; This will also return 0, but since objectAtIndex: returns a pointer, and a pointer to 0 is nil/NULL, NSLog will be passed nil each time through the loop. (Although NSLog is a function and not a method, it prints out (null) if passed a nil NSString.
In some cases it's nicer to have a NullPoint...
If using maven, usually you put log4j.properties under java or resources?
...
src/main/resources is the "standard placement" for this.
Update: The above answers the question, but its not the best solution. Check out the other answers and the comments on this ... you would probably not shipping your own logging properties with the...
The SMTP server requires a secure connection or the client was not authenticated. The server respons
I want to send an email from my application and i have written following code for sending mail
19 Answers
...
How to generate the JPA entity Metamodel?
...n processor, but you never know)
Yes it is. Here are the implementations and instructions for the various JPA 2.0 implementations:
EclipseLink
org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor
Hibernate
org.hibernate.jpamodelgen.JPAMetaModelEntityProcessor
http://in.rela...
How to match “anything up until this sequence of characters” in a regular expression?
...s possible to satisfy.
When using .+?, instead of matching all at once and going back for
other conditions (if any), the engine will match the next characters by
step until the subsequent part of the regex is matched (again if any).
This is the un-greedy, meaning match the fewest possi...
In which order do CSS stylesheets override?
... more general ones. Specificity is defined based on how many IDs, classes, and element names are involved, as well as whether the !important declaration was used. When multiple rules of the same "specificity level" exist, whichever one appears last wins.
...
How can I use a local image as the base image with a dockerfile?
... latest 0378ea1c0b6c 19 hours ago 1.36 GB And doing "FROM ubuntu1504gcc484" in my other Dockerfile, and this works just fine. (Apologies for the poor formatting)
– Pejvan
Apr 21 '15 at 12:16
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