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Why should I use Google's CDN for jQuery?
...elism available. (Most browsers will only download 3 or 4 files at a time from any given site.)
It increases the chance that there will be a cache-hit. (As more sites follow this practice, more users already have the file ready.)
It ensures that the payload will be as small as possible. (Google c...
Subtract 7 days from current date
It seems that I can't subtract 7 days from the current date. This is how i am doing it:
11 Answers
...
Using reCAPTCHA on localhost
...accurate, but there's an important caveat that stumped me: When migrating from reCAPTCHA v1 to v2, it is necessary to regenerate the API keys in order for this message to disappear. Further, and equally important, if you're like me and you setup test domains in your local/development environment b...
How to properly seed random number generator
...next random integer.
Move the rand.Seed(time.Now().UTC().UnixNano()) line from the randInt function to the start of the main and everything will be faster.
Note also that I think you can simplify your string building:
package main
import (
"fmt"
"math/rand"
"time"
)
func main() {
...
How to tell if a tag failed to load
...it should be ok to only support this on next gen browsers for KISS IMHO).
From the spec:
If the src attribute's value is the
empty string or if it could not be
resolved, then the user agent must
queue a task to fire a simple event
named error at the element, and
abort these steps.
~...
What is the difference between mocking and spying when using Mockito?
...
From the doc: "spies should be used carefully and occasionally, for example when dealing with legacy code." The unit testing space suffers from too many ways of doing the same thing.
– gdbj
...
What happens if a finally block throws an exception?
...- that's weird to say the least. Read on MSDN: AVOID throwing an exception from within Dispose(bool) except under ...
– Henk Holterman
Aug 14 '14 at 11:45
...
Loop inside React JSX
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Re: transpiling with Babel, its caveats page says that Array.from is required for spread, but at present (v5.8.23) that does not seem to be the case when spreading an actual Array. I have a documentation issue open to clarify that. But use at your own risk or polyfill.
Vanilla ES5
Ar...
How does having a dynamic variable affect performance?
...l to Foo, one for the dynamic addition, and one for the dynamic conversion from dynamic to int. Each one has its own runtime analysis and its own cache of analysis results.
Make sense?
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impr...
How to “warm-up” Entity Framework? When does it get “cold”?
... compile and that don't change. That way you move the performance overhead from runtime to compile time. Also this won't introduce any lag. But of course this change goes through to the database, so it's not so easy to deal with. Code is more flexible.
Do not use a lot of TPT inheritance (that's a ...