If you have to extend an existing object with additional property, always prefer Vue.set()
over Object.assign()
(or spread operator).
Example below explains implications for different implementations.
FWIW: I (@rondy) am not the creator of the content shared here, which is an excerpt from Edmond Lau's book. I simply copied and pasted it from another location and saved it as a personal note, before it gained popularity on news.ycombinator.com. Unfortunately, I cannot recall the exact origin of the original source, nor was I able to find the author's name, so I am can't provide the appropriate credits.
CloudFlare is an awesome reverse cache proxy and CDN that provides DNS, free HTTPS (TLS) support, best-in-class performance settings (gzip, SDCH, HTTP/2, sane Cache-Control
and E-Tag
headers, etc.), minification, etc.
public static void postNewComment(Context context,final UserAccount userAccount,final String comment,final int blogId,final int postId){ | |
mPostCommentResponse.requestStarted(); | |
RequestQueue queue = Volley.newRequestQueue(context); | |
StringRequest sr = new StringRequest(Request.Method.POST,"http://api.someservice.com/post/comment", new Response.Listener<String>() { | |
@Override | |
public void onResponse(String response) { | |
mPostCommentResponse.requestCompleted(); | |
} | |
}, new Response.ErrorListener() { | |
@Override |
<VirtualHost *> | |
ServerName example.com | |
WSGIDaemonProcess www user=max group=max threads=5 | |
WSGIScriptAlias / /home/max/Projekte/flask-upload/flask-upload.wsgi | |
<Directory /home/max/Projekte/flask-upload> | |
WSGIProcessGroup www | |
WSGIApplicationGroup %{GLOBAL} | |
Order deny,allow |
Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |