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How to calculate the CPU usage of a process by PID in Linux from C?
...oc/stat. Then sleep for a second or so, and read them all again. You can now calculate the CPU usage of the process over the sampling time, with:
user_util = 100 * (utime_after - utime_before) / (time_total_after - time_total_before);
sys_util = 100 * (stime_after - stime_before) / (time_total_af...
No Multiline Lambda in Python: Why not?
... single Python construct that multiline lambdas clash with. Given that I know the language pretty well, this surprised me.
...
What is the best comment in source code you have ever encountered? [closed]
...
//Dear Programmer // //Your code now runs slower now that I fixed all the bugs you //introduced. //But your optimizations sure helped.
– DevinB
Mar 6 '09 at 15:09
...
.NET console application as Windows service
...below
Build the project and run "InstallUtil.exe c:\path\to\MyService.exe"
Now you should see MyService on the service list (run services.msc)
*InstallUtil.exe can be usually found here: C:\windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
Program.cs
using System;
using System.IO;...
static function in C
...e this:
#include "header.h"
int main(void) {
FunctionInHeader();
}
Now consider three cases:
Case 1:
Our header file ("header.h") looks like this:
#include <stdio.h>
static void FunctionInHeader();
void FunctionInHeader() {
printf("Calling function inside header\n");
}
Then ...
Javascript object Vs JSON
...est-of-drawers in the post, so you dismantle it (read, stringify it). It's now useless in terms of furniture. It is now JSON. Its in flat pack form.
{"color":"red","numberOfDrawers":4}
When you receive it, you then rebuild the chest-of-drawers (read, parse it). Its now back in an object form.
Th...
How can I get around MySQL Errcode 13 with SELECT INTO OUTFILE?
... point this out, but there is a reason App Armor doesn't allow this. MySQL now has the ability to modify and read anything in the /data folder. Just don't get hacked now.
– Ryan Ward
Nov 1 '11 at 3:01
...
Download a single folder or directory from a GitHub repo
...
@hobailey Now, it can get access token to increase rate limit, and also access private repos.
– Kino
Jun 5 '16 at 1:37
...
Swipe to Delete and the “More” button (like in Mail app on iOS 7)
...sForRowAtIndexPath:
- tableView:commitEditingStyle:forRowAtIndexPath:
Known Issues
The documentation says tableView:commitEditingStyle:forRowAtIndexPath is:
"Not called for edit actions using UITableViewRowAction - the action's handler will be invoked instead."
However, the swiping doesn'...
How to ISO 8601 format a Date with Timezone Offset in JavaScript?
...the format required by the spec that you referenced.
This format is also known as ISO8601, or more precisely as RFC3339.
In this format, UTC is represented with a Z while all other formats are represented by an offset from UTC. The meaning is the same as JavaScript's, but the order of subtraction...