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Unable to execute dex: GC overhead limit exceeded in Eclipse
...4-bit JVM. If you're on a 64 bit JVM, you can safely set it to anything smaller than your RAM size minus overhead for OS/other applications. On a 32 bit VM, you'll want to keep it smaller than about 1500M (on Linux) or 1100M (on Windows) because the VM needs to allocate contiguous address space, a...
Regular expression to match DNS hostname or IP Address?
...o be escaped with \.
ValidHostnameRegex is valid as per RFC 1123. Originally, RFC 952 specified that hostname segments could not start with a digit.
http://en.wikipedia.org/wiki/Hostname
The original specification of
hostnames in RFC
952,
mandated that labels could not start
with a d...
Case insensitive searching in Oracle
...
Since 10gR2, Oracle allows to fine-tune the behaviour of string comparisons by setting the NLS_COMP and NLS_SORT session parameters:
SQL> SET HEADING OFF
SQL> SELECT *
2 FROM NLS_SESSION_PARAMETERS
3 WHERE PARAMETER IN ('NLS_COMP', ...
Git - How to fix “corrupted” interactive rebase?
...ailed. Note I had autostash enabled (git version 2.27.0.windows.1) and had VS2019 running (pointed at that repo) at the same time - suspect some combination of these messed it up.
– ErrCode
Jun 10 at 4:11
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How do I analyze a .hprof file?
...rash. One of the ways I have found useful is doing a comparison of healthy vs unhealthy heap dumps.
Following are the steps you can follow for it :
Getting a heap dump of OutOfMemoryError let's call it "oome.hprof". You can get this via JVM parameter HeapDumpOnOutOfMemoryError.
Restart the appli...
廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...aliyun.com/repo/Centos-6.repo
把$releasever 全部改为6
yum clean all&yum makecache
3、安装DRBD 请参考
http://user.qzone.qq.com/58740020/blog/1448855653
3.1、不一样的地方
同步以上操作或文件,并初始化资源及启动服务
drbdadm create-md r0
service d...
Catch an exception thrown by an async void method
...ET,
is it possible to catch an exception thrown by an async method in the calling method?
6 Answers
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Looking for a good world map generation algorithm [closed]
... and modify your second idea. Once you generate your continents (which are all about the same size), get them to randomly move and rotate and collide and deform each other and drift apart from each other. (Note: this may not be the easiest thing ever to implement.)
Edit: Here's another way of doing...
open read and close a file in 1 line of code
...
You don't really have to close it - Python will do it automatically either during garbage collection or at program exit. But as @delnan noted, it's better practice to explicitly close it for various reasons.
So, what you can do to keep ...
How to install Java SDK on CentOS?
I have CentOS 5, but I don't know the steps to install Java SDK on Linux.
12 Answers
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