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No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK?
...
On your Eclipse IDE, go into Window > Preferences > Java > Installed JREs > and check your installed JREs. You should have an entry with a JDK there.
Select the Execution Env as show below. Click OK
Then Right-Click on your Project -> Maven -> Update Project
Additionally, yo...
Django queries - id vs pk
...ry key field i.e. you don't need to care whether the primary key field is called id or object_id or whatever.
It also provides more consistency if you have models with different primary key fields.
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How to rename items in values() in Django?
...ight as named arguments to values(). Source: code.djangoproject.com/ticket/16735
– gregoltsov
Jul 7 '14 at 16:31
19
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How to get a reference to a module inside the module itself?
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16
If you have a class in that module, then the __module__ property of the class is the module nam...
Writing Unicode text to a text file?
...a out of a Google doc, processing it, and writing it to a file (that eventually I will paste into a Wordpress page).
8 Answ...
How to include JavaScript file or library in Chrome console?
... aware of the fact that even getElementById() doesn't work consistently on all browsers - see this answer for details.)
UPDATE:
It's been years since I wrote this answer and I think it's worth pointing out here that today you can use:
SystemJS
ModuleLoader
jspm.io
to dynamically load scripts...
Difference between -pthread and -lpthread while compiling
...that get defined when the -pthread option gets used on the GCC package installed on my Ubuntu machine:
$ gcc -pthread -E -dM test.c > dm.pthread.txt
$ gcc -E -dM test.c > dm.nopthread.txt
$ diff dm.pthread.txt dm.nopthread.txt
152d151
< #define _REENTRANT 1
208d206
< #define _...
How to get a string after a specific substring?
...("world",1)[1]
split takes the word(or character) to split on and optionally a limit to the number of splits.
In this example split on "world" and limit it to only one split.
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improve thi...
partial string formatting
...gs like {bar:1.2f}
– MaxNoe
Jan 27 '16 at 11:14
I understand saying that "the most basic implementation only works cor...
How do I update/upsert a document in Mongoose?
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Mongoose now supports this natively with findOneAndUpdate (calls MongoDB findAndModify).
The upsert = true option creates the object if it doesn't exist. defaults to false.
var query = {'username': req.user.username};
req.newData.username = req.user.username;
MyModel.findOneAndUpd...