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Peak memory usage of a linux/unix process
...sn't require you to start the process via another program like Valgrind or time, so you can use it for any process that's already running:
grep VmPeak /proc/$PID/status
(replace $PID with the PID of the process you're interested in)
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Display current time in 12 hour format with AM/PM
Currently the time displayed as 13:35 PM
However I want to display as 12 hour format with AM/PM, i.e 1:35 PM instead of 13:35 PM
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How can I reconcile detached HEAD with master/origin?
...understand how git works before you blindly run any commands. You can save time by not reading the big answer, but can lose more time if your work is lost.
– Yusufali2205
Mar 11 '19 at 16:15
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Creating a blocking Queue in .NET?
...od, but not in the Add method. What happens if one thread Adds at the same time as another thread Removes? Bad things.
Also consider that a method can return a second object that provides access to the first object's internal data - for example, GetEnumerator. Imagine one thread is going through th...
Rank items in an array using Python/NumPy, without sorting array twice
...solution and it would seem obvious once I saw it. I did some testing with timeit, and this method is slightly slower for small arrays. On my machine they're equal when the array has 2,000 elements. At 20,000 elements, your method is about 25% faster.
– joshayers
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How to get current time and date in Android
How can I get the current time and date in an Android app?
40 Answers
40
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#ifdef vs #if - which is better/safer as a method for enabling/disabling compilation of particular s
...ENABLED in preprocessor and compiled tests. Example - Often, I want longer timeouts when debug is enabled, so using #if, I can write this
DoSomethingSlowWithTimeout(DEBUG_ENABLED? 5000 : 1000);
... instead of ...
#ifdef DEBUG_MODE
DoSomethingSlowWithTimeout(5000);
#else
DoSomethingSlowWith...
How do I compare two DateTime objects in PHP 5.2.8?
...ing a look on the PHP documentation, the following two methods of the DateTime object would both seem to solve my problem:
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JSONDecodeError: Expecting value: line 1 column 1 (char 0)
...ads(j.read())
I'm a little embarrassed to admit that this can happen sometimes:
contents = json.loads(json_file_path)
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CSS '>' selector; what is it? [duplicate]
I've seen the "greater than" ( > ) used in CSS code a few times, but I can't work out what it does. What does it do?
7 A...