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Handling optional parameters in javascript
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You can know how many arguments were passed to your function and you can check if your second argument is a function or not:
function getData (id, parameters, callback) {
if (arguments.length == 2) { // if only two arguments were s...
Convert UTC/GMT time to local time
... convertedDate.Kind; // will equal DateTimeKind.Unspecified
You say you know what kind it is, so tell it.
DateTime convertedDate = DateTime.SpecifyKind(
DateTime.Parse(dateStr),
DateTimeKind.Utc);
var kind = convertedDate.Kind; // will equal DateTimeKind.Utc
Now, once the system knows ...
PostgreSQL: How to pass parameters from command line?
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Just note that now the foo is busy and another PREPARE should have another name while current session isn't closed. If you play with PREPARE into psql it's hard to invent each time a new name and DEALLOCATE can help with it =)
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UILabel is not auto-shrinking text to fit label size
I have this strange issue, and im dealing with it for more than 8 hours now.. Depending on situation i have to calculate UILabels size dynamically,
e.g my UIViewController receives an event and i change UILabels size. from bigger to smaller. The size of my UILabel gets smaller and i ge...
How do I concatenate two lists in Python?
...ession in Python; with it, joining two lists (applies to any iterable) can now also be done with:
>>> l1 = [1, 2, 3]
>>> l2 = [4, 5, 6]
>>> joined_list = [*l1, *l2] # unpack both iterables in a list literal
>>> print(joined_list)
[1, 2, 3, 4, 5, 6]
This functi...
Is it safe to use Project Lombok? [closed]
In case you don't know Project Lombok helps with some of the annoyances of Java with stuff like generating getters and setters with annotations and even simple JavaBean like generation with @Data . It could really help me, especially in 50 different event objects where you have up to 7 differen...
How does JavaScript handle AJAX responses in the background?
... example).
The native code networking that lies under the ajax call will know when the ajax response is done and an event will get added to the javascript event queue. How the native code knows when the ajax call is done depends upon the implementation. It may be implemented with threads or it ma...
How do I sort a Set to a List in Java?
...new HashMap<Integer, String>();
/* Add entries to the map. */
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/* Now get a sorted list of the *values* in the map. */
Collection<String> unsorted = map.values();
List<String> sorted = Util.asSortedList(unsorted);
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How to recursively list all the files in a directory in C#?
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For all who want to know whether *.* also includes files without file extension: Yes, it does, tested a minute ago.
– Tobias Knauss
Jun 9 '16 at 16:28
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JavaScript pattern for multiple constructors
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I've rolled the same pattern in node.js too now with: npmjs.com/package/extend
– Jacob McKay
Jun 17 '16 at 16:37
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