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How do I add custom field to Python log format string?
....basicConfig(format="%(foo)s - %(message)s")
>>> logging.warning('test', extra={'foo': 'bar'})
bar - test
Also, as a note, if you try to log a message without passing the dict, then it will fail.
>>> logging.warning('test')
Traceback (most recent call last):
File "/usr/lib/py...
How to tell if a string is not defined in a Bash shell script
...x" ]; then echo VAR is set but empty; fi
You probably can combine the two tests on the second line into one with:
if [ -z "$VAR" -a "${VAR+xxx}" = "xxx" ]; then echo VAR is set but empty; fi
However, if you read the documentation for Autoconf, you'll find that they do not recommend combining terms...
Is it possible to install iOS 6 SDK on Xcode 5?
... in the iOS 7 simulator. If you want to see how it looks in the simulator, test on the iOS 6 simulator.
– Rob Napier
Sep 22 '13 at 22:51
1
...
What is the difference between typeof and instanceof and when should one be used vs. the other?
...make things clear, you need to know two facts:
The instanceof operator tests whether the prototype property of a constructor appears anywhere in the prototypes chain of an object. In most cases this mean that the object was created by using this constructor or on of its descendant. But also prot...
Symfony 2 EntityManager injection in service
...anymore. According to the documentation You would pass in:
services:
test.common.userservice:
class: Test\CommonBundle\Services\UserService
arguments: [ "@doctrine.orm.entity_manager" ]
And then they would be available in the order they were listed via the arguments (if ther...
What are some examples of commonly used practices for naming git branches? [closed]
...nge. I do not know what your cycles are, but let's assume they are 'new', 'testing' and 'verified'. You can name your branches with abbreviated versions of these tags, always spelled the same way, to both group them and to remind you which stage you're in.
new/frabnotz
new/foo
new/bar
test/foo
tes...
How to properly compare two Integers in Java?
...d a numeric type (int, long etc) the wrapper type value is unboxed and the test is applied to the primitive values involved.
This occurs as part of binary numeric promotion (JLS section 5.6.2). Look at each individual operator's documentation to see whether it's applied. For example, from the docs ...
What does set -e mean in a bash script?
...not the outer script).
For example, suppose I have the shell script outer-test.sh:
#!/bin/sh
set -e
./inner-test.sh
exit 62;
The code for inner-test.sh is:
#!/bin/sh
exit 26;
When I run outer-script.sh from the command line, my outer script terminates with the exit code of the inner script:
...
Check if a string is html or not
...ter regex to use to check if a string is HTML is:
/^/
For example:
/^/.test('') // true
/^/.test('foo bar baz') //true
/^/.test('<p>fizz buzz</p>') //true
In fact, it's so good, that it'll return true for every string passed to it, which is because every string is HTML. Seriously, ...
How to give border to any element using css without adding border-width to the whole width of elemen
...
http://caniuse.com/#feat=outline
http://caniuse.com/#search=border-box
#test, #test2 {
width: 100px;
height:100px;
background-color:yellow;
}
#test {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
border: 10px dashed blue;
}
#test2...