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How can I troubleshoot my Perl CGI script?
....g. an interactive session), and
due to buffering may show up in a jumbled order. Turn on
Perl's autoflush feature by setting $| to a
true value. Typically you might see $|++; in
CGI programs. Once set, every print and write will
immediately go to the output rather than being buffered.
You have to...
Can I store the .git folder outside the files I want tracked?
...y the same command. The only difference that I see is that you swapped the order of the --work-tree and --git-dir arguments. And off course you do not create the .git file in the working directory as you do not have write access to it. Nevertheless, using version control for a directory without writ...
LINQ - Full Outer Join
...er version of a full outer join for IEnumerable for cases where the key is orderable, which is about 50% faster than combining the left outer join with the right anti semi join, at least on small collections. It goes through each collection after sorting just once.
I also added another answer for a ...
How to determine CPU and memory consumption from inside a process?
...you will have to sample this file periodically, and calculate the diff, in order to determine the process's CPU usage over time.
Edit: remember that when you calculate your process's CPU utilization, you have to take into account 1) the number of threads in your process, and 2) the number of pro...
How to detect when an Android app goes to the background and come back to the foreground
...implement some memory cleanup here and be a nice Android dev.
}
}
In order to use this, in your Application implementation (you have one, RIGHT?), do something like:
MemoryBoss mMemoryBoss;
@Override
public void onCreate() {
super.onCreate();
if (Build.VERSION.SDK_INT >= Build.VERSIO...
How does libuv compare to Boost/ASIO?
...o allows for applications to provide custom memory allocation functions in order to implement a memory allocation strategy for handlers.
Maturity
Boost.Asio
Asio's development dates back to at least OCT-2004, and it was accepted into Boost 1.35 on 22-MAR-2006 after undergoing a 20-day peer revi...
How to select rows from a DataFrame based on column values?
...indexing (df.iloc[...]) has its use cases, but this isn't one of them. In order to identify where to slice, we first need to perform the same boolean analysis we did above. This leaves us performing one extra step to accomplish the same task.
mask = df['A'] == 'foo'
pos = np.flatnonzero(mask)
df....
Handling click events on a drawable within an EditText
...
You should add v.getLeft() to x and v.getTop() to y in order to get the correct position.
– André
Mar 25 '13 at 14:16
3
...
How to know if other threads have finished?
...they asked to be "notified" for each download, which could complete in any order. This offered one way to get notified asynchronously.
– broc.seib
Mar 24 '18 at 14:28
...
My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
..., long poll, streaming.
Bi-direcitonal: WebSockets, plugin networking
In order of increasing latency (approximate):
WebSockets
Plugin networking
HTTP streaming
HTTP long-poll
HTTP polling
CORS (cross-origin support):
WebSockets: yes
Plugin networking: Flash via policy request (not sure about...