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How to calculate the CPU usage of a process by PID in Linux from C?

...time kernel mode jiffies with child's You're probably after utime and/or stime. You'll also need to read the cpu line from /proc/stat, which looks like: cpu 192369 7119 480152 122044337 14142 9937 26747 0 0 This tells you the cumulative CPU time that's been used in various categories, ...
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Can I run javascript before the whole page is loaded?

...er encounters a classic script tag when parsing the HTML, it stops parsing and hands over to the JavaScript interpreter, which runs the script. The parser doesn't continue until the script execution is complete (because the script might do document.write calls to output markup that the parser should...
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Best PHP IDE for Mac? (Preferably free!) [closed]

.... Be prepared to allow half a gig of memory then you'll need to shut down and restart. Komodo A step above a Text Editor. Does not support database connections or split views. Color coding and syntax checking are there to an extent. The project control on Komodo is very unwieldy and strange compar...
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Unlimited Bash History [closed]

...want my .bash_history file to be unlimited. e.g. So I can always go back and see how I built/configured something, or what that nifty command was, or how some command broke something weeks ago. How do I change this setting? ...
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Defeating a Poker Bot

...e triggered by suspicious activity. Some poker sites monitor playing times and patterns (i.e., worst case scenario is a player who plays 24x7 and 16 tables continuously, there is a tiny tiny chance this is a real human. (However some players do have the ability to play very large hand volumes which ...
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Confused by python file mode “w+”

... forget this, the f.read() call will try to read from the end of the file, and will return an empty string. share | improve this answer | follow | ...
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Split value from one field to two

I've got a table field membername which contains both the last name and the first name of users. Is it possible to split those into 2 fields memberfirst , memberlast ? ...
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What is better: @SuppressLint or @TargetApi?

I have issues in my app regarding StrictMode and added the code snippet that basically disables the StrictModeHelper . However, Lint complains about setThreadPolicy() now and proposes to either add ...
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Clone Object without reference javascript [duplicate]

I have a big object with much data. And i want to clone this in other variable. When i set some param of the instance B has the same result in the original object: ...
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What are the benefits of learning Vim? [closed]

As a programmer I spend a lot of hours at the keyboard and I've been doing it for the last 12 years, more or less. If there's something I've never gotten used to during all this time, it's these annoying and almost unconscious constant micro-interruptions I experience while coding, due to some of th...