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Permission denied on accessing host directory in Docker
...ere the host uid/gid may change per developer, my preferred solution is to start the container with an entrypoint running as root, fix the uid/gid of the user inside the container to match the host volume uid/gid, and then use gosu to drop from root to the container user to run the application insid...
Relational Database Design Patterns? [closed]
...n Color With UML provides an "archetype" driven process of entity modeling starting from the premise that there are 4 core archetypes of any object/data model
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What is the purpose of the Visual Studio Hosting Process?
...erver and ASP.NET. Hosting allows one to configure the CLR before it gets started. One primary use of this is configuring the primary AppDomain and setting up custom security policies. Which is exactly what the hosting process is doing.
A good example of a custom CLR host is available in this qu...
How can I time a code segment for testing performance with Pythons timeit?
...'''
def time_func(func, *args): #*args can take 0 or more
import time
start_time = time.time()
func(*args)
end_time = time.time()
print("it took this long to run: {}".format(end_time-start_time))
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Sending HTML email using Python
...SMTP server.
mail = smtplib.SMTP('smtp.gmail.com', 587)
mail.ehlo()
mail.starttls()
mail.login('userName', 'password')
mail.sendmail(me, you, msg.as_string())
mail.quit()
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How to obtain the number of CPUs/cores in Linux from the command line?
...
grep -c ^processor /proc/cpuinfo
will count the number of lines starting with "processor" in /proc/cpuinfo
For systems with hyper-threading, you can use
grep ^cpu\\scores /proc/cpuinfo | uniq | awk '{print $4}'
which should return (for example) 8 (whereas the command above would ret...
Removing the remembered login and password list in SQL Server Management Studio
...ple nested collections to find the connection to be removed.
// We start here with the server types
var serverTypes = settings.SSMS.ConnectionOptions.ServerTypes;
foreach (var serverType in serverTypes)
{
foreach (var server in serverType.Value.Servers)
...
Current time in microseconds in java
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You can use System.nanoTime():
long start = System.nanoTime();
// do stuff
long end = System.nanoTime();
long microseconds = (end - start) / 1000;
to get time in nanoseconds but it is a strictly relative measure. It has no absolute meaning. It is only useful ...
How do I animate constraint changes?
...ts you might want to call self.view.layoutIfNeeded() to make sure that the starting point for the animation is from the state with old constraints applied (in case there were some other constraints changes that should not be included in animation):
otherConstraint.constant = 30
// this will make su...
Extension method and dynamic object
...ng change; calls currently throwing RunTimeBinderExceptions would suddenly start working upon recompiling source. Also, would there be any security risks associated with implementing such a feature?
– Ani
Mar 15 '11 at 23:45
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