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How to see which flags -march=native will activate?
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I'm going to suggest that this is suboptimal. The output of --help=target doesn't display CPU cache information, of which the methods both elias and 42n4 below have listed. Specifically, on gcc 4.9.2 on a Phenom, the output includes these: --param l1-cache-size=64 --param l1...
In Git, what is the difference between origin/master vs origin master?
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...because when I "git checkout origin/master" I get into a detached head state. If I indeed have a local copy of the remote master branch, why can't I work on and commit and add to it? Or maybe I can, but why is it detached?
– stu...
Parsing JSON from XmlHttpRequest.responseJSON
... but want a more lightweight solution than JQuery, you might want to check out my JSONHttpRequest. It works exactly like a normal XMLHttpRequest, but also provides the responseJSON property. All you have to change in your code would be the first line:
var req = new JSONHttpRequest();
JSONHttpRequ...
How do I make a simple makefile for gcc on Linux?
...that are usually seen in makefiles. If you're interested in figuring that out, I hope I've given you a good start on that.
Here's the Makefile I like to use for C source. Feel free to use it:
TARGET = prog
LIBS = -lm
CC = gcc
CFLAGS = -g -Wall
.PHONY: default all clean
default: $(TARGET)
all: ...
When to wrap quotes around a shell variable?
...still want an argument if it's empty.
I tend to always quote strings just out of habit since it's safer that way.
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JavaScript and Threads
...om Gears there's nothing available right now, but there's plenty of talk about how to implement this so I guess watch this question as the answer will no doubt change in future.
Here's the relevant documentation for Gears: WorkerPool API
WHATWG has a Draft Recommendation for worker threads: Web Wo...
Catch a thread's exception in the caller thread in Python
...other location. I would like this to be placed in another thread so I can output .... to indicate that the script is still running.
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Chrome DevTools Devices does not detect device when plugged in
...ces feature to work on my Samsung Galaxy S4 even after following the steps outlined at https://developers.google.com/chrome-developer-tools/docs/remote-debugging
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Do HTML WebSockets maintain an open connection for each client? Does this scale?
I am curious if anyone has any information about the scalability of HTML WebSockets. For everything I've read it appears that every client will maintain an open line of communication with the server. I'm just wondering how that scales and how many open WebSocket connections a server can handle. Mayb...
How can I programmatically generate keypress events in C#?
...ey to send
var target = Keyboard.FocusedElement; // Target element
var routedEvent = Keyboard.KeyDownEvent; // Event to send
target.RaiseEvent(
new KeyEventArgs(
Keyboard.PrimaryDevice,
PresentationSource.FromVisual(target),
0,
key)
{ RoutedEvent=routedEvent }
);
This so...