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Recommended way of making React component/div draggable
...by mouse) React component, which seems to necessarily involve global state and scattered event handlers. I can do it the dirty way, with a global variable in my JS file, and could probably even wrap it in a nice closure interface, but I want to know if there's a way that meshes with React better.
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String representation of an Enum
...This is because static field initialisers are called in declaration order, and before the static constructor, creating the weird and necessary but confusing situation that the instance constructor can be called before all static fields have been initialised, and before the static constructor is call...
One or more types required to compile a dynamic expression cannot be found. Are you missing referenc
...dow, right click to References, select Add Reference, go to .NET tab, find and add Microsoft.CSharp.
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Is it possible to use “/” in a filename?
...ed, it does a path lookup (do_path_lookup) on the name. Keep tracing this, and we get to link_path_walk which has this:
static int link_path_walk(const char *name, struct nameidata *nd)
{
struct path next;
int err;
unsigned int lookup_flags = nd->flags;
while (*name=...
psql: FATAL: Peer authentication failed for user “dev”
...nfig files, especially when you don't have a clue about what you are doing and just following SO answer to solve your problem.
– borisano
Nov 24 '15 at 15:07
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Java serialization: readObject() vs. readResolve()
The book Effective Java and other sources provide a pretty good explanation on how and when to use the readObject() method when working with serializable Java classes. The readResolve() method, on the other hand, remains a bit of a mystery. Basically all documents I found either mention only one o...
How to set target hosts in Fabric file
I want to use Fabric to deploy my web app code to development, staging and production servers. My fabfile:
15 Answers
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Simultaneously merge multiple data.frames in a list
... issue here is that each data.frame differs in terms of the number of rows and columns, but they all share the key variables (which I've called "var1" and "var2" in the code below). If the data.frames were identical in terms of columns, I could merely rbind , for which plyr's rbind.fill would...
Difference between .tagName and .nodeName
What is the difference between $('this')[0].nodeName and $('this')[0].tagName ?
4 Answers
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If vs. Switch Speed
...es a hash table to dispatch these. The hash table uses the strings as keys and delegates to the case codes as values.
This has asymptotic better runtime than lots of chained if tests and is actually faster even for relatively few strings.
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