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What are the main uses of yield(), and how does it differ from join() and interrupt()?
...riorities of other
threads, the yielding thread can be scheduled back in one interrupt
period later. (See the section on thread scheduling for more
information on timeslices.)
Linux
Under Linux, Hotspot simply calls sched_yield(). The consequences of
this call are a little differen...
“implements Runnable” vs “extends Thread” in Java
...
One minor advantage of Runnable is that, if in certain circumstances you don't care about, or don't want to use threading, and you just want to execute the code, you have the option to simply call run(). e.g. (very handwavy)...
Determine the number of lines within a text file
...ore efficient was regarding memory usage, not necessarily speed. The first one loads the entire contents of the file into an array which means it must allocate at least as much memory as the size of the file. The second merely loops one line at a time so it never has to allocate more than one line's...
How do I have an enum bound combobox with custom string formatting for enum values?
...
Nice one. Better overal, but might be overkill for your run-of-the-mill never-will-be-globalized-in-any-way piece of software. (I know, that assumption will turn out to be false later. ;-))
– peSHIr
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Detect and exclude outliers in Pandas data frame
...dataframe and would like to remove all rows that have outliers in at least one column, the following expression would do that in one shot.
df = pd.DataFrame(np.random.randn(100, 3))
from scipy import stats
df[(np.abs(stats.zscore(df)) < 3).all(axis=1)]
description:
For each column, first it...
What's the best way to trim std::string?
...524503 for bringing up the modern solution.
Original answer:
I tend to use one of these 3 for my trimming needs:
#include <algorithm>
#include <functional>
#include <cctype>
#include <locale>
// trim from start
static inline std::string &ltrim(std::string &s) {
...
Non-Relational Database Design [closed]
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Have you bridged the gap with any design patterns, e.g. to translate from one to the other?
I'm not sure that's feasible. It's more of a complete redesign, like translating a functional style program to an object-oriented style. In general, there are far fewer document types than there are SQL tab...
Find out whether radio button is checked with JQuery?
...Is there a way to do this without clicking?
– Keith Donegan
Feb 16 '10 at 11:50
3
This doesn't so...
What's wrong with using $_REQUEST[]?
....
If you accidentally get a cookie set on your site with the same name as one of your form parameters, then the forms that rely on that parameter will mysteriously stop working properly due to cookie values overriding the expected parameters. This is very easy to do if you have multiple apps on the...
How do I create a self-signed certificate for code signing on Windows?
...-signed code-signing certificate (SPC - Software Publisher Certificate) in one go, I prefer to do the following:
Creating a self-signed certificate authority (CA)
makecert -r -pe -n "CN=My CA" -ss CA -sr CurrentUser ^
-a sha256 -cy authority -sky signature -sv MyCA.pvk MyCA.cer
(^ = all...