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What is the difference between the kernel space and the user space?
...nce between the kernel space and the user space? Do kernel space, kernel threads, kernel processes and kernel stack mean the same thing? Also, why do we need this differentiation?
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What are WSGI and CGI in plain English?
Every time I read either WSGI or CGI I cringe. I've tried reading on it before but nothing really has stuck.
4 Answers
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Don't reload application when orientation changes
...manifest/activity-element.html
Also, this is apparently a bad practice so read the link below about Handling Runtime Changes:
http://developer.android.com/guide/topics/resources/runtime-changes.html
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What do Clustered and Non clustered index actually mean?
...crease the time it takes to write new records.
It is generally faster to read from a clustered index if you want to get back all the columns. You do not have to go first to the index and then to the table.
Writing to a table with a clustered index can be slower, if there is a need to rearrange th...
How to create empty text file from a batch file?
... @Reegan If you used echo 2 without the ., the console would read "ECHO is off." Using echo. 2 effectively silences console output by only displaying a newline.
– OneManBand
Nov 19 '14 at 19:28
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How should strace be used?
...ster than GDB because it looks up errno codes for you, e.g. -EFAULT (oops, read-only buffer) or -ENOENT (oops, ran from the wrong directory where the relative path didn't work).)
– Peter Cordes
Apr 9 '19 at 6:50
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Get data from file input in JQuery
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You can try the FileReader API. Do something like this:
<!DOCTYPE html>
<html>
<head>
<script>
function handleFileSelect()
{
if (!window.File || !window.FileReader || !...
When is .then(success, fail) considered an antipattern for promises?
...bit odd, this is actually what python has try-except-else for (recommended reading!).
// some_promise_call().then(logger.log).catch(logger.log)
try {
var results = some_call();
logger.log(results);
} catch(e) {
logger.log(e);
}
The catch logger will also handle exceptions from the suc...
Change all files and folders permissions of a directory to 644/755
...ich basically means:
to change file modes -Recursively by giving:
user: read, write and eXecute permissions,
group and other users: read and eXecute permissions, but not -write permission.
Please note that X will make a directory executable, but not a file, unless it's already searchable/execut...
Why doesn't JUnit provide assertNotEquals methods?
...bject)));
All three options are equivalent, choose the one you find most readable.
To use the simple names of the methods (and allow this tense syntax to work), you need these imports:
import static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.*;
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