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Best practice to run Linux service as a different user
Services default to starting as root at boot time on my RHEL box. If I recall correctly, the same is true for other Linux distros which use the init scripts in /etc/init.d .
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Why does appending “” to a String save memory?
...he first place, and processing any input in smaller chunks, aa few KB at a time.
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Use of #pragma in C
... pragma it doesn't recognize, as it used to do once upon a very, very long time ago – see #pragma and GCC, etc.)
– Jonathan Leffler
Nov 22 '18 at 4:14
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What is the use of ByteBuffer in Java? [closed]
...avily on this advantage. If they were on heap, it would slow down gc pause times.
Performance boost: In stream IO, read calls would entail system calls, which require a context-switch between user to kernel mode and vice versa, which would be costly especially if file is being accessed constantly. H...
“Could not load type [Namespace].Global” causing me grief
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Thanks, Stantona. This is what worked for me, and just in time for me to go home.
– Bill Norman
Jun 25 '15 at 22:09
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MYSQL Truncated incorrect DOUBLE value
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I just wasted my time on this and wanted to add an additional case where this error presents itself.
SQL Error (1292): Truncated incorrect DOUBLE value: 'N0003'
Test data
CREATE TABLE `table1 ` (
`value1` VARCHAR(50) NOT NULL
);
INSE...
Private pages for a private Github repo
... private repositories will publish pages that are public.
So no, at this time there is no way to create private GitHub pages from a private GitHub repository.
EDIT:
A simple workaround
A workaround for some situations that might be helpful is to simply rename the repo to something other than th...
Mocking python function based on input arguments
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As indicated at Python Mock object with method called multiple times
A solution is to write my own side_effect
def my_side_effect(*args, **kwargs):
if args[0] == 42:
return "Called with 42"
elif args[0] == 43:
return "Called with 43"
elif kwargs['foo'] == 7...
Attach parameter to button.addTarget action in Swift
...eUIButton) {
print(sender.params["myvalue"] ?? "")
}
You do this one time and use it throughout your project (you can even make the child class have a generic "object" and put whatever you like into the button!). Or use the example above to put an inexhaustible number of key/string params into...
How to post data to specific URL using WebClient in C#
...). The problem is that the garbage collector may take an arbitrarily long time to do so, since it does not account for unmanaged resources when making collection decisions. High-value resources must be cleaned up as soon as possible. For example, leaving open an unneeded file handle could block t...