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How to delete from select in MySQL?
... edited May 23 '17 at 12:18
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answered Dec 30 '10 at 13:02
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Checking if output of a command contains a certain string in a shell script
I'm writing a shell script, and I'm trying to check if the output of a command contains a certain string. I'm thinking I probably have to use grep, but I'm not sure how. Does anyone know?
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How do you embed binary data in XML?
I have two applications written in Java that communicate with each other using XML messages over the network. I'm using a SAX parser at the receiving end to get the data back out of the messages. One of the requirements is to embed binary data in an XML message, but SAX doesn't like this. Does an...
Moment.js: Date between dates
...ates. Since version 2.0.0, Tim added isBefore() and isAfter() for date comparison.
8 Answers
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What is Persistence Context?
...nce context is normally accessed via an EntityManager.
http://docs.oracle.com/javaee/6/api/javax/persistence/EntityManager.html
The various states an entity can have and the transitions between these are described below:
http://docs.jboss.org/hibernate/entitymanager/3.6/reference/en/html/objectst...
Get the value of an instance variable given its name
...ight thing to do is to make it an accessor. Consider the following:
class Computer
def new(cpus)
@cpus = cpus
end
end
In this case, if you did Computer.new, you would be forced to use instance_variable_get to get at @cpus. But if you're doing this, you probably mean for @cpus to be public...
MVC3 DropDownListFor - a simple example?
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Node.js and CPU intensive requests
...the work, and write the response back.
something like this https://github.com/resque/resque
Here is an article from github about why they built it http://github.com/blog/542-introducing-resque
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What regex will match every character except comma ',' or semi-colon ';'?
... I had a similar requirement where I want to avoid semicolon and comma at the end I tried a lot but no success below is the Regex I am using const regexDomain = /^(?:[A-Za-z0-9](?:[A-Za-z0-9-]{0,61}[A-Za-z0-9])?\.)+[A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9]/g; Well it validates if I use , an...