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How to make a valid Windows filename from an arbitrary string?
...n are invalid). Be careful when naming files with ".", for example:
echo "test" > .test.
Will generate a file named ".test"
Lastly, if you really want to do things correctly, there are some special file names you need to look out for. On Windows you can't create files named:
CON, PRN, AUX, ...
Why does Google +1 record my mouse movements? [closed]
...unction(){var buf = new Uint8Array(1); window.crypto.getRandomValues(buf); alert(buf[0]) } )()
– Rich Bradshaw
Jul 24 '11 at 7:24
3
...
Add a new item to a dictionary in Python [duplicate]
...lt_data + {'item3': 3}
{'item2': 2, 'item3': 3, 'item1': 1}
>>> {'test1': 1} + Dict(test2=2)
{'test1': 1, 'test2': 2}
Note that this is more overhead then using dict[key] = value or dict.update(), so I would recommend against using this solution unless you intend to create a new dictionar...
NSLog the method name with Objective-C in iPhone
...
In Swift 4:
func test(){
print(#function)
}
test() //print the value "test()"
share
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improve this answer
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foll...
Python memoising/deferred lookup property decorator
...lf))
return getattr(self, attr_name)
return _lazyprop
class Test(object):
@lazyprop
def a(self):
print 'generating "a"'
return range(5)
Interactive session:
>>> t = Test()
>>> t.__dict__
{}
>>> t.a
generating "a"
[0, 1, 2, 3, 4]
&...
How to test equality of Swift enums with associated values
I want to test the equality of two Swift enum values. For example:
13 Answers
13
...
/bin/sh: pushd: not found
...
But setting SHELL will not work in this case, see test1 in my answer, stackoverflow.com/questions/5193048/bin-sh-pushd-not-found/….
– hlovdal
Mar 4 '11 at 12:30
...
How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
...operties of those objects.
Given the object you specified above:
> db.test.insert({"id": "test_object", "some_key": {"param1": "val1", "param2": "val2", "param3": "val3"}})
WriteResult({ "nInserted" : 1 })
We can update just some_key.param2 and some_key.param3:
> db.test.findAndModify({
....
How to profile a bash shell script slow startup?
...d
Reading this and because profiling is an important step, I've done some test and research about this whole SO question and already posted answers.
There is 4+ answer:
The first is based on @DennisWilliamson's idea but with a lot less of resource consumption
The second was my own (before this;)...
Are nested HTML comments possible?
...->
<textarea style="display:none;">
<script>
alert("which won't show up..");
</script>
<p>commented out html</p>
<!-- comment 2
// are nested html comment allowed?
end of comment 2 -->
<p>more commented...