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Why do we need the “event” keyword while defining events?
...-like events and public fields of delegate types look similar, but are actually very different.
An event is fundamentally like a property - it's a pair of add/remove methods (instead of the get/set of a property). When you declare a field-like event (i.e. one where you don't specify the add/remove ...
IntelliJ and Tomcat…changed files are not automatically recognized by Tomcat
...r "Update resources" or "Update Classes and Resources"
Update resources: All changed resources (that is, all application components other than the classes) will be updated.
Update classes and resources: All changed resources will be updated; changed classes will be recompiled. Note that whether th...
How is Node.js inherently faster when it still relies on Threads internally?
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There are actually a few different things being conflated here. But it starts with the meme that threads are just really hard. So if they're hard, you are more likely, when using threads to 1) break due to bugs and 2) not use them as eff...
Is there a “theirs” version of “git merge -s ours”?
... topic branch "B" into "A" using git merge , I get some conflicts. I know all the conflicts can be solved using the version in "B".
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PostgreSQL - max number of parameters in “IN” clause?
...ArrayOpExpr from IN/NOT IN, but this is only
* possible if the inputs are all scalars (no RowExprs) and there is a
* suitable array type available. If not, we fall back to a boolean
* condition tree with multiple copies of the lefthand expression.
* Also, any IN-list items that contain Vars are...
How to get the body's content of an iframe in Javascript?
...t try contentWindow.document.
Select elements in iframe
Then you can usually use getElementById() or even querySelectorAll() to select the DOM-Element from the iframeDocument:
if (!iframeDocument) {
throw "iframe couldn't be found in DOM.";
}
var iframeContent = iframeDocument.getElementByI...
How to Convert Boolean to String
...at the type of the return value is; it may be boolean or something else. (Calling a function someone else wrote during debugging.) Your solution converts $res to boolean, whereas var_export can handle all possible types.
– user2443147
Jun 15 '14 at 18:47
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Why `null >= 0 && null
... number and assigns 0 to the variable if not, where the variable is initially null or undefined .
5 Answers
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Comparing object properties in c# [closed]
...thod on a class inherited by many of my other classes. The idea is that it allows the simple comparison between properties of Objects of the same Type.
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Why is HttpClient BaseAddress not working?
...se class of my RestClient, it was almost invisible and got no attention at all, and I never saw the full url in at my breakpoints etc.
– ProfK
Dec 13 '16 at 14:32
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