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How do I get time of a Python program's execution?
...
The simplest way in Python:
import time
start_time = time.time()
main()
print("--- %s seconds ---" % (time.time() - start_time))
This assumes that your program takes at least a tenth of second to run.
Prints:
--- 0.764891862869 seconds ---
...
Why does my Spring Boot App always shutdown immediately after starting?
...org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
For Gradle (build.gradle) it looks like
dependencies {
compile 'org.springframework.boot:spring-boot-starter-web'
}
...
Why do variable names often start with the letter 'm'? [duplicate]
...h as the Notepad tutorial , I noticed that almost all variables are named starting with the letter 'm'. What convention is this, and where does it originate from?
...
How to generate a range of numbers between two numbers?
...
an alternative solution is recursive CTE:
DECLARE @startnum INT=1000
DECLARE @endnum INT=1050
;
WITH gen AS (
SELECT @startnum AS num
UNION ALL
SELECT num+1 FROM gen WHERE num+1<=@endnum
)
SELECT * FROM gen
option (maxrecursion 10000)
...
Run a Java Application as a Service on Linux
.../local/MyProject/MyJar.jar
PID_PATH_NAME=/tmp/MyService-pid
case $1 in
start)
echo "Starting $SERVICE_NAME ..."
if [ ! -f $PID_PATH_NAME ]; then
nohup java -jar $PATH_TO_JAR /tmp 2>> /dev/null >> /dev/null &
echo $! > $PID_PATH_NAME
...
Can't compare naive and aware datetime.now()
...done using:
import datetime
import pytz
utc=pytz.UTC
challenge.datetime_start = utc.localize(challenge.datetime_start)
challenge.datetime_end = utc.localize(challenge.datetime_end)
# now both the datetime objects are aware, and you can compare them
Note: This would raise a ValueError if tzinf...
About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
...and non-login shell is because the .bashrc file is reloaded every time you start a new copy of Bash. The .profile file is loaded only when you either log in or use the appropriate flag to tell Bash to act as a login shell.
Personally,
I put my PATH setup into a .profile file (because I sometimes ...
How do I get an object's unqualified (short) class name?
... "Explode" => array(),
);
for($r = 0; $r < $rounds; $r++){
$start = microtime(true);
for($i = 0; $i < $num; $i++){
$a->getClassReflection();
}
$end = microtime(true);
$res["Reflection"][] = ($end-$start);
$start = microtime(true);
for($i = 0; $i ...
How to measure time taken by a function to execute
...s the number of milliseconds since midnight of January 1, 1970.
ex.
var start = new Date().getTime();
for (i = 0; i < 50000; ++i) {
// do something
}
var end = new Date().getTime();
var time = end - start;
alert('Execution time: ' + time);
...
unable to start mongodb local server
...sudo mongod
To stop current active mongodb service, allowing you to then start a new one
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