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How update the _id of one MongoDB Document?
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Using just ObjectId() without the string as parameter will generate a new unique one.
– Erik
Apr 30 '15 at 12:58
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Microsoft Roslyn vs. CodeDom
...uch finer control of the whole process - for example you could analyse the string and even generate additional code (on-the-fly within the compile process based on the analysis), etc.
CodeDom is "just using the compiler" while Roslyn is "compiler as a service with full access to (sub-) parts"... wi...
Correct Bash and shell script variable capitalization
...ing), and relatively few 'locals' (counters, iterators, partly-constructed strings, and temporaries)
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Python datetime - setting fixed hour and minute after using strptime to get day,month,year
...or the quick reply! :) Just curious if there is a way to do it without the extra date variable? (I'm a python newbie)
– user1678031
Sep 18 '12 at 0:38
2
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How can I use swift in Terminal?
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5> println(myVariable)
50
6> let label = "The width is "
label: String = "The width is "
7> let width = 94
width: Int = 94
8> let widthLabel = label + String(width)
widthLabel: String = "The width is 94"
9> :exit
GoldCoast:~ macmark$
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Where are static variables stored in C and C++?
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Const Data The const data area stores string literals and
other data whose values are known at compile
time. No objects of class type can exist in
this area. All data in this area is available
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In Django, how does one filter a QuerySet with dynamic field lookups?
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Just a quick gotcha heads-up: make sure the strings in the kwargs are of type str not unicode, else filter() will grumble.
– Steve Jalim
Apr 4 '11 at 9:30
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Get name of caller function in PHP?
...ts the caller of the function where this function is called from
* @param string what to return? (Leave empty to get all, or specify: "class", "function", "line", "class", etc.) - options see: http://php.net/manual/en/function.debug-backtrace.php
*/
function getCaller($what = NULL)
{
$trace = ...
Convert UTC datetime string to local datetime
I've never had to convert time to and from UTC. Recently had a request to have my app be timezone aware, and I've been running myself in circles. Lots of information on converting local time to UTC, which I found fairly elementary (maybe I'm doing that wrong as well), but I can not find any informat...
What does the variable $this mean in PHP?
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$jack = new Person('Jack');
echo $jack->name;
This stores the 'Jack' string as a property of the object created.
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