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git recover deleted file where no commit was made after the delete
...e>> multiple times would be cumbersome, any efficient way to get it done?
– SubSul
May 10 '16 at 6:14
73
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Where is debug.keystore in Android Studio
... are you using? If it is Studio 0.3.2 or above, then I am with you on this one!
– Prachi
Jan 16 '14 at 14:19
7
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Initializing a two dimensional std::vector
...swer. Other people already gave the same answer, but those who upvote this one may be similar to me when I came to this post, that we didn't recognize that some other answers are actually the same answer. I think it might be because three reasons: 1) this code could be copied, pasted, and run right ...
How to track down a “double free or corruption” error
...ch will cause your program to abort at the point where the double free is done.
You can set this from gdb by using the set environment MALLOC_CHECK_ 2 command before running your program; the program should abort, with the free() call visible in the backtrace.
see the man page for malloc() for mor...
find filenames NOT ending in specific extensions on Unix?
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On Solaris -not is a bad option, this one with ! works nice :)
– DmitrySandalov
Nov 19 '14 at 15:03
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Convert seconds to Hour:Minute:Second
...
One hour is 3600sec, one minute is 60sec so why not:
<?php
$init = 685;
$hours = floor($init / 3600);
$minutes = floor(($init / 60) % 60);
$seconds = $init % 60;
echo "$hours:$minutes:$seconds";
?>
which produces:...
Why does my Spring Boot App always shutdown immediately after starting?
... doesn't have an embedded container (e.g. Tomcat) on the classpath. Adding one fixed it. If you are using Maven, then add this in pom.xml:
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency&...
How do I create and access the global variables in Groovy?
I need to store a value in a variable in one method and then I need to use that value from that variable in another method or closure. How can I share this value?
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How do you check “if not null” with Eloquent?
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If someone like me want to do it with query builder in Laravel 5.2.23 it can be done like ->
$searchResultQuery = Users::query();
$searchResultQuery->where('status_message', '<>', '', 'and'); // is not null
$searchR...
Detect & Record Audio in Python
...'s answer, here's a more complete example of how to record from the microphone and process the resulting data:
from sys import byteorder
from array import array
from struct import pack
import pyaudio
import wave
THRESHOLD = 500
CHUNK_SIZE = 1024
FORMAT = pyaudio.paInt16
RATE = 44100
def is_silen...