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How to change the background color of the options menu?
...tions and misunderstandings floating around posts on this topic, so please read this whole answer before responding.
Below I include a more "refined" and well-commented version of the hack from other answers on this page, also incorporating ideas from these very closely related questions:
Change b...
How to determine CPU and memory consumption from inside a process?
...as of Linux kernel 2.6!?
In the end I got all values via a combination of reading the pseudo-filesystem /proc and kernel calls.
Total Virtual Memory:
#include "sys/types.h"
#include "sys/sysinfo.h"
struct sysinfo memInfo;
sysinfo (&memInfo);
long long totalVirtualMem = memInfo.totalram;
//...
How can I get the current PowerShell executing file?
...CommandPath = GetPSCommandPath; }
This adds $PSCommandPath if it doesn't already exist.
The shim code can be executed anywhere (top-level or inside a function), though $PSCommandPath variable is subject to normal scoping rules (eg, if you put the shim in a function, the variable is scoped to that fu...
How do I properly compare strings in C?
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@incompetent — if you read a line from a file with fgets(), then the string might be "abc\n" because fgets() keeps the newline. If you compare that with "abc", you will get 'not equal' because of the difference between a null byte terminating "ab...
Can a CSV file have a comment?
...to signal a comment.
I use the ostermiller CSV parsing library for Java to read and process such files. That library allows you to set the comment character. After the parse operation you get an array just containing the real data, no comments.
...
Regex empty string or email
...
Make sure to read up on how extremely complicated email validation is, before trying to use RegEx to do it. stackoverflow.com/questions/201323/…
– bryan kennedy
Sep 24 '14 at 17:20
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How do you pass multiple enum values in C#?
Sometimes when reading others' C# code I see a method that will accept multiple enum values in a single parameter. I always thought it was kind of neat, but never looked into it.
...
How does one reorder columns in a data frame?
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@BramVanroy nope, c(1,3,"Var1", 2) will be read as c("1","3","Var1", "2") because vectors can contain data of only one type, so types are promoted to the most general type present. Because there are no columns with the character names "1", "3", etc. you'll get "undefi...
How do you see recent SVN log entries?
... on a command line. I have no idea why that is the default. If I wanted to read (or even could read) 300 entries on the terminal, I wouldn't mind typing svn log --full or something similar.
...
Get JSON object from URL
...here:
$ch = curl_init();
// IMPORTANT: the below line is a security risk, read https://paragonie.com/blog/2017/10/certainty-automated-cacert-pem-management-for-php-software
// in most cases, you should set it to true
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_RETURNTR...