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Get exit code of a background process
...s is done), and then returns the exit code of the completed process.
2, 3: ps or ps | grep " $! " can tell you whether the process is still running. It is up to you how to understand the output and decide how close it is to finishing. (ps | grep isn't idiot-proof. If you have time you can come up wi...
How should I use try-with-resources with JDBC?
...= DriverManager.getConnection(myConnectionURL);
PreparedStatement ps = con.prepareStatement(sql)) {
ps.setInt(1, userId);
try (ResultSet rs = ps.executeQuery()) {
while(rs.next()) {
users.add(new User(rs.getInt("id"), rs.getString("name")));
...
How can I use PowerShell with the Visual Studio Command Prompt?
...e when running the VS2010 Command Prompt. I used to have a nice vsvars2008.ps1 script for Visual Studio 2008. Anyone have a vsvars2010.ps1 or something similar?
...
How to get process ID of background process?
... command if that's what you were looking for. You will need to use jobs or ps or the likes in this instance.
– John Rix
Oct 14 '14 at 13:52
2
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How to get the command line args passed to a running process on unix/linux systems?
...
There are several options:
ps -fp <pid>
cat /proc/<pid>/cmdline | sed -e "s/\x00/ /g"; echo
There is more info in /proc/<pid> on Linux, just have a look.
On other Unixes things might be different. The ps command will work everywher...
List of Java processes
...l Java processes in bash?
I need an command line. I know there is command ps but I don't know what parameters I need to use.
...
How to specify more spaces for the delimiter using cut?
...
Actually awk is exactly the tool you should be looking into:
ps axu | grep '[j]boss' | awk '{print $5}'
or you can ditch the grep altogether since awk knows about regular expressions:
ps axu | awk '/[j]boss/ {print $5}'
But if, for some bizarre reason, you really can't use awk, th...
Hidden features of Scala
...(see answer from oxbox_lakes above) that gives you access to the match groups. So you can do something like:
// Regex to split a date in the format Y/M/D.
val regex = "(\\d+)/(\\d+)/(\\d+)".r
val regex(year, month, day) = "2010/1/13"
The second line looks confusing if you're not used to using pa...
App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
...具作为 Java 程序在 App Inventor 外部运行，需要在计算机上安装 Java 才能使用它。
如何使用 App Inventor 合并工具进行团队开发
在团队内开发应用程序时，App Inventor 合并工具非常有用。该工具允许多个开发人员在应用程序的不同屏...
In PowerShell, how do I define a function in a file and call it from the PowerShell commandline?
I have a .ps1 file in which I want to define custom functions.
7 Answers
7
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