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How to set JAVA_HOME in Linux for all users
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For all users, I would recommend placing the following line in /etc/profile
export JAVA_HOME=$(readlink -f /usr/bin/javac | sed "s:/bin/javac::")
This will update dynamically and works well with the alternatives system. Do not...
Show all Elasticsearch aggregation results/buckets and not just 10
I'm trying to list all buckets on an aggregation, but it seems to be showing only the first 10.
4 Answers
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Mimicking sets in JavaScript?
...the list is a little safer with this:
if (Object.prototype.hasOwnProperty.call(obj, A))
// put code here
}
because of potential conflict between built-in methods and/or properties on the base Object like the constructor property.
Sidebar on ES6: The current working version of ECMAScript 6 or s...
Extract month and year from a zoo::yearmon object
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Ha thank you for this answer. It especially beats the other solutions when you want to do something like if(year(date1) > 2014){year(date1) <- year(date1) - 100}
– Vincent
Feb 10 '14 at 9:34
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powershell 2.0 try catch how to access the exception
...tch [Net.WebException] {
$_ | fl * -Force
}
I think it will give you all the info you need.
My rule: if there is some data that is not displayed, try to use -force.
share
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improve this answe...
Setting the selected value on a Django forms.ChoiceField
...rying to assign the selected value to a ChoiceField.
If you have already called super().__init__ in your Form class, you should update the form.initial dictionary, not the field.initial property. If you study form.initial (e.g. print self.initial after the call to super().__init__), it will contai...
Express-js can't GET my static files, why?
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In case of new install you should verify that your express module is properly installed (expressjs.com/en/starter/installing.html) then you should check the path and your directory name like Giacomo said ;)
– Spl2nky
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Tool to read and display Java .class versions
...ead the class file signature and get these values without a 3rd party API. All you need to do is read the first 8 bytes.
ClassFile {
u4 magic;
u2 minor_version;
u2 major_version;
For class file version 51.0 (Java 7), the opening bytes are:
CA FE BA BE 00 00 00 33
...where 0xCAFEBAB...
Convert JavaScript string in dot notation into an object reference
...k themselves the question "why am I doing this?"
It is of course generally fine to do this if your use case is small and you will not run into performance issues, AND you won't need to build upon your abstraction to make it more complicated later. In fact, if this will reduce code complexity an...
Unexpected results when working with very big integers on interpreted languages
...em will work in this case, since Python switches to long integers automatically if needed. And if that's not enough, it will switch to big integers as well.
– Alok Singhal
Aug 4 '13 at 19:37
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