大约有 9,000 项符合查询结果（耗时：0.0234秒） [XML]
Python subprocess.Popen “OSError: [Errno 12] Cannot allocate memory”
...ional MB, all in order to then exec a puny 10kB executable such as free or ps. In the case of an unfavourable overcommit policy, you'll soon see ENOMEM.
Alternatives to fork that do not have this parent page tables etc. copy problem are vfork and posix_spawn. But if you do not feel like rewriting...
How to get the current directory of the cmdlet being executed
...th mixed success. For instance, when I execute C:\temp\myscripts\mycmdlet.ps1 which has a settings file at C:\temp\myscripts\settings.xml I would like to be able to store C:\temp\myscripts in a variable within mycmdlet.ps1 .
...
Run a Docker image as a container
... So the human-friendly names printed under 'NAME' in docker ps -a is not useful here?
– ThorSummoner
Aug 23 '15 at 4:19
...
RESTful call in Java
...rnal libraries, you can use java.net.HttpURLConnection or javax.net.ssl.HttpsURLConnection (for SSL), but that is call encapsulated in a Factory type pattern in java.net.URLConnection.
To receive the result, you will have to connection.getInputStream() which returns you an InputStream. You will then...
Why can I add named properties to an array as if it were an object?
... \n\n"+
ra.length +"\t and my length! \n\n"+
ob.toSource());
ps=""; for(i in ra)ps+=i+" "; alert(ps); /* NB .length is missing! */
ps=""; for(i in ob)ps+=i+" "; alert(ps);
displaying
one,two,three
[object Object]
["one", "two", "three"]
4 .toSource() forgot me!
3 and ...
error: 'Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' — Miss
...east preferred):
Find the process id of mysql with either pgrep mysql or ps aux | grep mysql | grep -v grep
Assuming the process id is 4969 terminate with kill -9 4969
After you do this you might want to look for a pid file in /var/run/mysqld/ and delete it
Make sure the permissions on your s...
Timing a command's execution in PowerShell
...
Yup.
Measure-Command { .\do_something.ps1 }
Note that one minor downside of Measure-Command is that you see no stdout output.
[Update, thanks to @JasonMArcher] You can fix that by piping the command output to some commandlet that writes to the host, e.g. Out...
How to handle command-line arguments in PowerShell
...el. Normal PowerShell scripts have parameters starting with -, like script.ps1 -server http://devserver
Then you handle them in param section in the beginning of the file.
You can also assign default values to your params, read them from console if not available or stop script execution:
param (...
Error when testing on iOS simulator: Couldn't register with the bootstrap server
... I hate restarting :) Quitting the hung process worked for me: ps ax | grep Simulator will show your running apps, in my case it was MyApp.app that was hung.
– BadPirate
Jan 28 '11 at 0:08
...
Android emulator-5554 offline
I'm having a problem with emulator-5554, it keeps telling me it is offline.
37 Answers
...