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How can I get a resource “Folder” from inside my jar File?
...e File within the jar file into java memory. Note that the ClassLoader is quite happy to treat a jar file equivalent to a directory on disk. Here's the details from the source:
– Glen Best
Nov 7 '12 at 11:43
...
How do I use a file grep comparison inside a bash if/else statement?
...tus is 0 if any line was selected, 1 otherwise;
if any error occurs and -q was not given, the exit status is 2.
if grep --quiet MYSQL_ROLE=master /etc/aws/hosts.conf; then
echo exists
else
echo not found
fi
You may want to use a more specific regex, such as ^MYSQL_ROLE=master$, to avoid th...
项目管理实践【六】自动同步数据库【Using Visual Studio with Source Cont...
...B.mdf;StartKitDB_log.ldf"/>
</ItemGroup>
<Target Name="ALL">
<!--重启SqlServer服务-->
<ServiceController ServiceName="mssqlserver" Action="Restart" />
<!--分离数据库-->
<Exec Command="OSQL -S . -E -n -Q "EXEC sp_detach_db 'StartKitDB','True'"" IgnoreExitCode="false" />
<!--停止SqlS...
How does HTTP file upload work?
...ntent-Type: multipart/form-data; boundary=----WebKitFormBoundaryePkpFF7tjBAqx29L
------WebKitFormBoundaryePkpFF7tjBAqx29L
Content-Disposition: form-data; name="MAX_FILE_SIZE"
100000
------WebKitFormBoundaryePkpFF7tjBAqx29L
Content-Disposition: form-data; name="uploadedfile"; filename="hello.o"
Con...
Using git commit -a with vim
...de (you get to the normal mode by pressing Esc).
You close your file with :q while in the normal mode.
You can combine both these actions and do Esc:wqEnter to save the commit and quit vim.
As an alternate to the above, you can also press ZZ while in the normal mode, which will save the file and ...
How to select only the records with the highest date in LINQ
...
If you just want the last date for each account, you'd use this:
var q = from n in table
group n by n.AccountId into g
select new {AccountId = g.Key, Date = g.Max(t=>t.Date)};
If you want the whole record:
var q = from n in table
group n by n.AccountId into g
...
Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
... in the process) you only have one choice left:
attach to the process in question using gdb, and run:
p dup2(open("/dev/null", 0), 1)
p dup2(open("/dev/null", 0), 2)
detach
quit
e.g.:
$ tail -f /var/log/lastlog &
[1] 5636
$ ls -l /proc/5636/fd
total 0
lrwx------ 1 myuser myuser 64 Feb ...
How can I get a count of the total number of digits in a number?
...m afraid ceil(log10(10)) = ceil(1) = 1, and not 2 as it should be for this question!
– ysap
Dec 19 '10 at 18:08
3
...
Select DISTINCT individual columns in django?
I'm curious if there's any way to do a query in Django that's not a " SELECT * FROM... " underneath. I'm trying to do a " SELECT DISTINCT columnName FROM ... " instead.
...
Why does C++ not allow inherited friendship?
... being forbidden for obvious reasons (I say this only to head off simple FAQ quote answers), but the lack of something along the lines of virtual friend class Foo; puzzles me. Does anyone know the historical background behind this decision? Was friendship really just a limited hack that has sinc...