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  • Bash: Read lines in a file scenario with sed or awk

    - by user105566
    I have this scenarios: File Content: 10.1.1.1 10.1.1.2 10.1.1.3 10.1.1.4 I want sed or awk so that when i cat the file every time new line is returned. like First iteration: cat ip | some magic 10.1.1.1 Second iteration returns 10.1.1.2 Third iteration returns 10.1.1.3 Fourth iteration returns 10.1.1.4 and after n number of iterations, it returns to line 1 Fifth iteration returns: 10.1.1.1 Can we do it using sed or awk.

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  • Ubuntu server 10.04 doesn't boot into installed Gnome desktop automatically

    - by Tong Wang
    I've installed Ubuntu server 10.04 and then installed Gnome desktop on top of it, because I am new to Linux and its command line, I need the GUI desktop to help me get around. However, the problem I got is that the server doesn't boot into the GUI desktop when powered on. It's booting into a shell like this: Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - Check rootdelay= (did the system wait long enought?) - check root= (did the system wait for the right device?) - Missing modules (cat /proc/modules; ls /dev) ALERT! /dev/mapper/cecdata-root does not exist. Dropping to a shell! BusyBox v1.13.3 (Ubuntu 1:1.13.3-1ubuntu11) built-in shell (ash) Enter 'help' for a list of built-in commands. (initramfs) result of (cat /proc/cmdline) BOOT_IMAGE=/vmlinuz-2.6.32-28-server root=/dev/mapper/cecdata-root ro quiet Then I have type "exit" to exit the shell and then it boots into Gnome. Any idea what's wrong? Edit: add output for the following commands wt@cecdata:~$ ls /dev/mapper/ cecdata-root cecdata-swap_1 control wt@cecdata:~$ fdisk -l wt@cecdata:~$ wt@cecdata:~$ cat /etc/fstab # /etc/fstab: static file system information. # # Use 'blkid -o value -s UUID' to print the universally unique identifier # for a device; this may be used with UUID= as a more robust way to name # devices that works even if disks are added and removed. See fstab(5). # # <file system> <mount point> <type> <options> <dump> <pass> proc /proc proc nodev,noexec,nosuid 0 0 /dev/mapper/cecdata-root / ext4 errors=remount-ro 0 1 # /boot was on /dev/sda1 during installation UUID=1635be41-d025-405e-b4a3-6f0abedb7aab /boot ext2 defaults 0 2 /dev/mapper/cecdata-swap_1 none swap sw 0 0 wt@cecdata:~$ Adding output for lsmod wt@cecdata:~$ lsmod Module Size Used by fbcon 39270 71 tileblit 2487 1 fbcon font 8053 1 fbcon bitblit 5811 1 fbcon softcursor 1565 1 bitblit dell_wmi 2177 0 dcdbas 6918 0 vga16fb 12757 1 vgastate 9857 1 vga16fb psmouse 64576 0 serio_raw 4950 0 power_meter 9473 0 bnx2 72874 0 lp 9336 0 parport 37160 1 lp mptsas 50592 2 usbhid 41116 0 mptscsih 37167 1 mptsas hid 83568 1 usbhid mptbase 91674 2 mptsas,mptscsih scsi_transport_sas 33021 1 mptsas

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  • SSSD Authentication

    - by user24089
    I just built a test server running OpenSuSE 12.1 and am trying to learn how configure sssd, but am not sure where to begin to look for why my config cannot allow me to authenticate. server:/etc/sssd # cat sssd.conf [sssd] config_file_version = 2 reconnection_retries = 3 sbus_timeout = 30 services = nss,pam domains = test.local [nss] filter_groups = root filter_users = root reconnection_retries = 3 [pam] reconnection_retries = 3 # Section created by YaST [domain/mose.cc] access_provider = ldap ldap_uri = ldap://server.test.local ldap_search_base = dc=test,dc=local ldap_schema = rfc2307bis id_provider = ldap ldap_user_uuid = entryuuid ldap_group_uuid = entryuuid ldap_id_use_start_tls = True enumerate = False cache_credentials = True chpass_provider = krb5 auth_provider = krb5 krb5_realm = TEST.LOCAL krb5_kdcip = server.test.local server:/etc # cat ldap.conf base dc=test,dc=local bind_policy soft pam_lookup_policy yes pam_password exop nss_initgroups_ignoreusers root,ldap nss_schema rfc2307bis nss_map_attribute uniqueMember member ssl start_tls uri ldap://server.test.local ldap_version 3 pam_filter objectClass=posixAccount server:/etc # cat nsswitch.conf passwd: compat sss group: files sss hosts: files dns networks: files dns services: files protocols: files rpc: files ethers: files netmasks: files netgroup: files publickey: files bootparams: files automount: files ldap aliases: files shadow: compat server:/etc # cat krb5.conf [libdefaults] default_realm = TEST.LOCAL clockskew = 300 [realms] TEST.LOCAL = { kdc = server.test.local admin_server = server.test.local database_module = ldap default_domain = test.local } [logging] kdc = FILE:/var/log/krb5/krb5kdc.log admin_server = FILE:/var/log/krb5/kadmind.log default = SYSLOG:NOTICE:DAEMON [dbmodules] ldap = { db_library = kldap ldap_kerberos_container_dn = cn=krbContainer,dc=test,dc=local ldap_kdc_dn = cn=Administrator,dc=test,dc=local ldap_kadmind_dn = cn=Administrator,dc=test,dc=local ldap_service_password_file = /etc/openldap/ldap-pw ldap_servers = ldaps://server.test.local } [domain_realm] .test.local = TEST.LOCAL [appdefaults] pam = { ticket_lifetime = 1d renew_lifetime = 1d forwardable = true proxiable = false minimum_uid = 1 clockskew = 300 external = sshd use_shmem = sshd } If I log onto the server as root I can su into an ldap user, however if I try to console locally or ssh remotely I am unable to authenticate. getent doesn't show the ldap entries for users, Im not sure if I need to look at LDAP, nsswitch, or what: server:~ # ssh localhost -l test Password: Password: Password: Permission denied (publickey,keyboard-interactive). server:~ # su test test@server:/etc> id uid=1000(test) gid=100(users) groups=100(users) server:~ # tail /var/log/messages Nov 24 09:36:44 server login[14508]: pam_sss(login:auth): system info: [Client not found in Kerberos database] Nov 24 09:36:44 server login[14508]: pam_sss(login:auth): authentication failure; logname=LOGIN uid=0 euid=0 tty=/dev/ttyS1 ruser= rhost= user=test Nov 24 09:36:44 server login[14508]: pam_sss(login:auth): received for user test: 4 (System error) Nov 24 09:36:44 server login[14508]: FAILED LOGIN SESSION FROM /dev/ttyS1 FOR test, System error server:~ # vi /etc/pam.d/common-auth auth required pam_env.so auth sufficient pam_unix2.so auth required pam_sss.so use_first_pass server:~ # vi /etc/pam.d/sshd auth requisite pam_nologin.so auth include common-auth account requisite pam_nologin.so account include common-account password include common-password session required pam_loginuid.so session include common-session session optional pam_lastlog.so silent noupdate showfailed

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  • Windows 2008 running as KVM guest networking issue

    - by Evolver
    I have a strange networking problem with Windows 2008 server R2, running as guest under KVM-Qemu host. Host is CentOS 6.3 x86_64. It's network settings: # cat /etc/sysconfig/network-scripts/ifcfg-br0 DEVICE=br0 BOOTPROTO=static BROADCAST=xx.xx.xx.63 IPADDR=xx.xx.xx.4 NETMASK=255.255.255.192 NETWORK=xx.xx.xx.0 ONBOOT=yes TYPE=Bridge # cat /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0 HWADDR=xx:xx:xx:xx:xx:xx ONBOOT=yes BRIDGE=br0 IPV6INIT=yes IPV6_AUTOCONF=yes # cat /etc/sysconfig/network NETWORKING=yes NETWORKING_IPV6=no HOSTNAME=my.hostname GATEWAY=xx.xx.xx.1 # cat /etc/sysctl net.ipv4.ip_forward = 1 # tried to set it to 0 without any changes net.ipv4.conf.default.rp_filter = 1 # tried to set it to 0 without any changes net.ipv4.conf.default.accept_source_route = 0 # tried to set it to 1 without any changes kernel.sysrq = 0 kernel.core_uses_pid = 1 net.ipv4.tcp_syncookies = 1 net.bridge.bridge-nf-call-ip6tables = 0 net.bridge.bridge-nf-call-iptables = 0 net.bridge.bridge-nf-call-arptables = 0 kernel.msgmnb = 65536 kernel.msgmax = 65536 kernel.shmmax = 68719476736 kernel.shmall = 4294967296 # route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface xx.xx.xx.0 0.0.0.0 255.255.255.192 U 0 0 0 br0 169.254.0.0 0.0.0.0 255.255.0.0 U 1004 0 0 br0 0.0.0.0 xx.xx.xx.1 0.0.0.0 UG 0 0 0 br0 Node IP is xx.xx.xx.4, guest IP is xx.xx.xx.24, both host and guest is in the same network (/26). There are several linux guest running fine on the node (centos, debian, ubuntu, arch), and even Windows 2003 x86 also running fine. But Win2008 does not. I wonder, what's the difference. From Win2008 guest I can ping nothing: neither gateway, nor any other IP, even they are in the same subnet. From outside I also cannot ping guest. Almost. If I ping it from another server in same subnet, it's barely pinging, losing more than 90% packets. Firewall on the guest is completely off. Tried to set up network manually as well as via DHCP without success (BTW, DHCP set up network settings correctly). I suspect that is a kind of routing problem, but I spent whole day and still cannot figure it out. I would be appreciate for any help.

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  • grep simply fails when used on a few files

    - by Reid
    I've been trying for about the past 30 minutes to get this to work properly. grep is not exactly the most difficult thing to use, so I'm somewhat baffled as to why this won't work. The files I'm trying to use grep on are simple XHTML log files. Their names are in the format [email protected], though I don't think that should matter, and inside is simple XHTML. I copied one such log file to be testfile so you can see the output of some commands and why it's baffling to me: [~/.chatlogs_windows/dec] > whoami reid [~/.chatlogs_windows/dec] > type grep grep is /bin/grep [~/.chatlogs_windows/dec] > uname -a Linux reid-pc 2.6.35-22-generic #33-Ubuntu SMP Sun Sep 19 20:32:27 UTC 2010 x86_64 GNU/Linux [~/.chatlogs_windows/dec] > head -1 /etc/issue Linux Mint 10 Julia [~/.chatlogs_windows/dec] > ls -Alh | grep testfile -rw-r--r-- 1 reid reid 63K 2011-01-10 12:45 testfile [~/.chatlogs_windows/dec] > tail -3 testfile </body> </html> [~/.chatlogs_windows/dec] > file testfile testfile: XML document text [~/.chatlogs_windows/dec] > grep html testfile [~/.chatlogs_windows/dec] > grep body testfile [~/.chatlogs_windows/dec] > grep "</html>" testfile [~/.chatlogs_windows/dec] > grep "</body>" testfile [~/.chatlogs_windows/dec] > cat testfile | grep html [~/.chatlogs_windows/dec] > cat testfile | wc -l 231 [~/.chatlogs_windows/dec] > cat testfile | tail -3 </body> </html> [~/.chatlogs_windows/dec] > chmod a+rw testfile && ls -Alh | grep testfile -rw-rw-rw- 1 reid reid 63K 2011-01-10 12:45 testfile [~/.chatlogs_windows/dec] > grep html testfile That's what I'm attempting to do. I want to just use grep -ri query . in ~/.chatlogs_windows, which normally works perfectly for me... but for some reason, it completely fails at going through these files. If it matters, I copied these files off of my Windows 7 partition. But I chown'd them and gave myself all the appropriate permissions, and other programs (like cat) seem to read them just fine. I also copied testfile to testfile_unix and converted the line endings and tried that, but it didn't work either. I'm using zsh, but I tried it on bash and that failed too. Also, grep works normally: I tried it out on my documents folder and it worked flawlessly. If you need any more information, just let me know. I tried googling around, but I found no reason for grep to simply not work. Thanks in advance.

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  • How to use ipw3945 on Ubuntu 9.04

    - by Aaron
    Note: uname -a 2.6.28-16-generic cat /etc/issue Ubuntu 9.04 \n \l I have disabled iwl3945: cat /etc/modprobe.d/blacklist.conf | tail -3 blacklist iwl3945 blacklist mac8021 Question: How can I use iwp3945 instead?

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  • DNS and name server in centos 6.3 64 bit is not pinged out side

    - by user135855
    I got a problem with centOS 6.3 64-bit. I want to setup my nameserver with bind here. I am listing all my configuration [root@izyon92 ~]# cat/etc/hosts -------------- 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 182.19.26.92 izyon92.zyonize1.com izyon92 [root@izyon92 ~]# cat /etc/sysconfig/network --------------------------------------------- NETWORKING=yes HOSTNAME=izyon92.zyonize1.com GATEWAY=182.19.26.89 [root@izyon92 ~]# cat /etc/resolv.conf -------------------------------------------- # Generated by NetworkManager search zyonize1.com nameserver 182.19.26.92 [root@izyon92 ~]# cat /etc/named.conf -------------------------------------------- // // named.conf // // Provided by Red Hat bind package to configure the ISC BIND named(8) DNS // server as a caching only nameserver (as a localhost DNS resolver only). // // See /usr/share/doc/bind*/sample/ for example named configuration files. // options { #listen-on port 53 { 127.0.0.1; }; listen-on-v6 port 53 { none; }; directory "/var/named"; dump-file "/var/named/data/cache_dump.db"; statistics-file "/var/named/data/named_stats.txt"; memstatistics-file "/var/named/data/named_mem_stats.txt"; allow-query { 182.19.26.92; }; recursion yes; dnssec-enable yes; dnssec-validation yes; dnssec-lookaside auto; /* Path to ISC DLV key */ bindkeys-file "/etc/named.iscdlv.key"; managed-keys-directory "/var/named/dynamic"; }; logging { channel default_debug { file "data/named.run"; severity dynamic; }; }; zone "." IN { type hint; file "named.ca"; }; include "/etc/named.rfc1912.zones"; include "/etc/named.root.key"; [root@izyon92 ~]# cat /etc/named.rfc1912.zones -------------------------------------------------- // named.rfc1912.zones: // // Provided by Red Hat caching-nameserver package // // ISC BIND named zone configuration for zones recommended by // RFC 1912 section 4.1 : localhost TLDs and address zones // and http://www.ietf.org/internet-drafts/draft-ietf-dnsop-default-local-zones-02.txt // (c)2007 R W Franks // // See /usr/share/doc/bind*/sample/ for example named configuration files. // zone "localhost.localdomain" IN { type master; file "named.localhost"; allow-update { none; }; }; zone "localhost" IN { type master; file "named.localhost"; allow-update { none; }; }; zone "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa" IN { type master; file "named.loopback"; allow-update { none; }; }; zone "1.0.0.127.in-addr.arpa" IN { type master; file "named.loopback"; allow-update { none; }; }; zone "0.in-addr.arpa" IN { type master; file "named.empty"; allow-update { none; }; }; zone "zyonize1.com" { type master; file "/var/named/zyonize.com.hosts"; }; [root@izyon92 ~]# cat /var/named/zyonize.com.hosts --------------------------------------------------------- $ttl 38400 zyonize1.com. IN SOA 182.19.26.92. dev\.izyon.gmail.com. ( 1347436958 10800 3600 604800 38400 ) zyonize1.com. IN NS 182.19.26.92. zyonize1.com. IN A 182.19.26.92 www.zyonize1.com. IN A 182.19.26.92 izyon92.zyonize1.com. IN A 182.19.26.92 I have disabled selinux and stopped iptables. dig and nslookup is working fine in the same machine [root@izyon92 ~]# dig zyonize1.com ---------------------------------------- ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.10.rc1.el6_3.2 <<>> zyonize1.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 55751 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECTION: ;zyonize1.com. IN A ;; ANSWER SECTION: zyonize1.com. 38400 IN A 182.19.26.92 ;; AUTHORITY SECTION: zyonize1.com. 38400 IN NS 182.19.26.92. ;; Query time: 0 msec ;; SERVER: 182.19.26.92#53(182.19.26.92) ;; WHEN: Fri Sep 14 00:09:19 2012 ;; MSG SIZE rcvd: 72 [root@izyon92 ~]# nslookup zyonize1.com ---------------------------------------------- Server: 182.19.26.92 Address: 182.19.26.92#53 Name: zyonize1.com Address: 182.19.26.92 But here is the problem I am facing, I have windows machine, to test this dns and nameserver I set the first IPv4 DNS server to 182.19.26.92. Here is the details Connection-specific DNS Suffix: Description: Realtek PCIe GBE Family Controller Physical Address: ?14-FE-B5-9F-3A-A8 DHCP Enabled: No IPv4 Address: 192.168.2.50 IPv4 Subnet Mask: 255.255.255.0 IPv4 Default Gateway: 192.168.2.1 IPv4 DNS Servers: 182.19.26.92, 182.19.95.66 IPv4 WINS Server: NetBIOS over Tcpip Enabled: Yes Link-local IPv6 Address: fe80::45cc:2ada:c13:ca42%16 IPv6 Default Gateway: IPv6 DNS Server: when I am pining from this machine it is not finding the server. Where as in another server with another live IP with Fedora ping is working fine.

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  • Redirecting http to https (iis 7)

    - by Simon
    Our server redirects http://ourdomain.com/anything to http://ourdomain.com Is is possible to get it to redirect and retain the anything part? ie. http://ourdomain.com/cat/dog to https://ourdomain.com/cat/dog

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  • MTD mtd3ro backup returns BCH decoding failed

    - by saeed144
    While doing a kernel backup of an mtd (Memory Technology Device) from /dev/mtd/mtd3ro of a TI board gives many "BCH decoding failed", Here are system info #cat /proc/mtd dev: size erasesize name mtd0: 00080000 00020000 "X-Loader" mtd1: 00140000 00020000 "U-Boot" mtd2: 000c0000 00020000 "U-Boot Env" mtd3: 00500000 00020000 "Kernel" mtd4: 1f880000 00020000 "File System" here is the method used, dd if=/dev/mtd/mtd3ro of=/data/local/tmp/mtd3.bin doing a cat also returns the same error, and here is the error, BCH decoding failed BCH decoding failed yes, the destination has enough space ;) tell me what do you think? Thanks

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  • linux shell utils: convert a list of hex to list of decimals

    - by osgx
    Hello How can I convert a file with a lot hex numbers into the decimal? Example: file1 0x59999 0x5acdc 0xffeff I want to start $ cat file1 | util | cat file2 and get file2 with smth like 1021489 1249230 3458080 (numbers in example output are random, as I cant convert so long hex to dec) Upd: perl : perl -pe '$_=hex;$_.="\n"'. Can anybody do it better? The real task is a sorting of hex numbers.

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  • Linux clock loses 10 minutes every week

    - by PaKempf
    One of my linux server's clock loses 10 minutes every now and then, nearly every week. I update the time so it stays correct, and although it doesn't really bother me, i'd like to fix it. I've been searching around a bit. Nothing can be responsible in the crontab, and i can't find any related message in the logs. Some people seem to use ntp to fix that kind of issue, but i'd prefer not to use an unecessary component on it. Uname result : Linux unis-monitor 2.6.32-5-686 #1 SMP Mon Feb 25 01:04:36 UTC 2013 i686 GNU/Linux Cat message : cat messages Jul 14 06:25:06 unis-monitor rsyslogd: [origin software="rsyslogd" swVersion="4.6.4" x-pid="882" x-info="http://www.rsyslog.com"] rsyslogd was HUPed, type 'lightweight'. Jul 15 06:25:05 unis-monitor rsyslogd: [origin software="rsyslogd" swVersion="4.6.4" x-pid="882" x-info="http://www.rsyslog.com"] rsyslogd was HUPed, type 'lightweight'. Cat syslog cat syslog Jul 15 06:25:05 unis-monitor rsyslogd: [origin software="rsyslogd" swVersion="4.6.4" x-pid="882" x-info="http://www.rsyslog.com"] rsyslogd was HUPed, type 'lightweight'. Jul 15 06:39:01 unis-monitor /USR/SBIN/CRON[15272]: (root) CMD ( [ -x /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -delete) Jul 15 07:09:01 unis-monitor /USR/SBIN/CRON[15465]: (root) CMD ( [ -x /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -delete) Jul 15 07:17:01 unis-monitor /USR/SBIN/CRON[15521]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly) Jul 15 07:39:01 unis-monitor /USR/SBIN/CRON[15662]: (root) CMD ( [ -x /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -delete) Jul 15 08:09:01 unis-monitor /USR/SBIN/CRON[15855]: (root) CMD ( [ -x /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -delete) Jul 15 08:17:01 unis-monitor /USR/SBIN/CRON[15911]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly) Jul 15 08:39:01 unis-monitor /USR/SBIN/CRON[16052]: (root) CMD ( [ -x /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -delete) Jul 15 09:09:01 unis-monitor /USR/SBIN/CRON[16273]: (root) CMD ( [ -x /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -delete) So if you have any clue of where to look or what i could use to monitor those date change ? Here is some more infos : the server is a virtual server hosted on HyperV on a win 2012 server. Don't know if it changes anything, seen the other servers hosted don't have this issue...

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  • I wrote a new X11 keyboard layout file, how do I get my system to recognize it?

    - by grimborg
    I like to configure my keys my way, so I wrote a keyboard symbols file and I put it in /usr/share/X11/xkb/symbols/cat I use it by running setxkbmap cat -variant dvorak (and it works), but it doesn't show up in the console configuration (dpkg-reconfigure console-setup) nor in the Gnome keyboard settings... nor anywhere else, so I have to run setxkbmap every time. I suppose that I have to register it somewhere, but where? Any hints? Thanks!

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  • Redirecting stdin through a FIFO

    - by kaoD
    I'm running a server app (written in Java) under GNU/Linux which takes input (from stdin, I guess) and interprets it to run some commands. I dont want to run the app inside a terminal window (I'd like to run a daemon), but I'd still like to be able to input commands whenever I want to. I thought I might be able to do that using fifos, so I created it using mknod. The problem is cat fifofile java... and cat fifofile | java ... fail with a "file not found" error for some reason. Using only cat to read and write and the fifo works flawlessly. Is there any way to fix this, or any other way to achieve the same goal?

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  • ffmpeg 0.5 flv to wav conversion creates wav files that other programs won't open.

    - by superrebel
    Hi, I am using the following command to convert FLV files to audio files to feed into julian, a speech to text program. cat ./jon2.flv | ffmpeg -i - -vn -acodec pcm_s16le -ar 16000 -ac 1 -f wav - | cat - > jon2.wav The cat's are there for debugging purposes as the final use will be a running program that will pipe FLV into ffmpeg's stdin and the stdout going to julian. The resulting wave files are identified by "file" as: jon3.wav: RIFF (little-endian) data, WAVE audio, Microsoft PCM, 16 bit, mono 16000 Hz VLC (based on ffmpeg) plays the file, but no other tools will open/see the data. They show empty wav files or won't open/play. For example Sound Booth from CS4. Has anyone else had similar problems? Julian requires wav files 16bit mono at 16000 Hz. Julian does seem to read the file, but doesn't seem to go through the entire file (may be unrelated). Thanks, -rr

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  • JPA @TableGenerator shared between multiple entities

    - by Mauricio
    Hi Guys, I have a 'dog' Entitiy with an @Id and a @TableGenerator ... @TableGenerator(table = "seq", name = "dog_gen", pkColumnName = "seq_name", valueColumnName="seq_val") @Id @GeneratedValue(strategy = GenerationType.TABLE, generator = "dog_gen") private Long id; ... Is there a way to reuse the same table generator (dog_gen) in other entity? I want to keep the same id sequence in two independent Entities, say dog=1, dog=2, dog=3, cat=4, cat=5, dog=6 and so on... Both entities don't share a common superclass to implement some kind of inheritance with the id property. If I add the @GeneratedValue( generator="dog_gen") on my cat entity, omitting the @TableGenerator declaration throws an Exception saying it can't find the generator when starting the context. Caused by: org.hibernate.AnnotationException: Unknown Id.generator: dog_gen at org.hibernate.cfg.BinderHelper.makeIdGenerator(BinderHelper.java:413) at org.hibernate.cfg.AnnotationBinder.bindId(AnnotationBinder.java:1795) at org.hibernate.cfg.AnnotationBinder.processElementAnnotations(AnnotationBinder.java:1229) at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:733) at org.hibernate.cfg.AnnotationConfiguration.processArtifactsOfType(AnnotationConfiguration.java:498) at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:277)

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  • How to correctly formalize the command line usage of GNU/Linux commands?

    - by Francesco Turco
    I'd like to write down a BNF-like formal grammar for describing the command line usage of some GNU/Linux tools. For example I can describe the usage of the cat command as: (cat-command) : 'cat' (arguments-list) (arguments-list) : (argument) (arguments-list) : (arguments-list) (argument) (argument) : (file) The problem is I can't write down a precise grammar for some commands such as md5sum. My first attempt at that would be the following: (md5sum-command) : 'md5sum' (arguments-list) (arguments-list) : (argument) (arguments-list) : (arguments-list) (argument) (argument) : (file) (argument) : '--check' But as you can see this grammar allows you to specify the --check argument as many times as you wish, which is incorrect as you should use it at most one time. How can I fix that? Also, what kind of formal grammars I should study for better treating this kind of problems? Thanks.

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  • macro returning length of arguments in C

    - by anon
    Is it possible to write a C macro that returns the length of its arguments? I want something that does: foo(1) -> 1 foo(cat, dog) -> 2 foo(red, green, blue) -> 3 Even better if this macro can be defined in such a way that it works with ## so that foo(1) -> bar1(1) foo(cat, dog) -> bar2(cat, dog) foo(red, green, blue) -> car3(red, green, blue) Thanks! EDIT: I really want a macro, not a function. Suggestions to use functions will be downvoted.

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  • translate by replacing words inside existing text

    - by Berry Tsakala
    What are common approaches for translating certain words (or expressions) inside a given text, when the text must be reconstructed (with punctuations and everythin.) ? The translation comes from a lookup table, and covers words, collocations, and emoticons like L33t, CUL8R, :-), etc. Simple string search-and-replace is not enough since it can replace part of longer words (cat dog ? caterpillar dogerpillar). Assume the following input: s = "dogbert, started a dilbert dilbertion proces cat-bert :-)" after translation, i should receive something like: result = "anna, started a george dilbertion process cat-bert smiley" I can't simply tokenize, since i loose punctuations and word positions. Regular expressions, works for normal words, but don't catch special expressions like the smiley :-) but it does . re.sub(r'\bword\b','translation',s) ==> translation re.sub(r'\b:-\)\b','smiley',s) ==> :-) for now i'm using the above mentioned regex, and simple replace for the non-alphanumeric words, but it's far from being bulletproof. (p.s. i'm using python)

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  • Custom jQuery dropdown

    - by Coughlin
    I am creating a custom simple dropdown using jQuery that hides/shows a element based on over state. The problem I have now is that when you go over the shown element it hides, you cant move your mouse in to the dropdown that was created. Any thoughts on how to fix that also, is there an easier way to do what I have? I am going to be reusing this and not sure the best way to set the code up for I dont need to copy/paste six times. $(function(){ $("#dog-nav").hover( function(){ $(".sub-drop-box-dog").show("fast"); }, function(){ $(".sub-drop-box-dog").hide("fast"); } ); $("#cat-nav").hover( function(){ $(".sub-drop-box-cat").show("fast"); }, function(){ $(".sub-drop-box-cat").hide("fast"); } ); });

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  • friendly url in categories

    - by ntan
    Hi to all, i am trying to use friendly url for my categories. Example Database cat_id | parent_id | name | url 1 0 cat1 cat1 2 1 cat2 cat2 My approach to do is to pass the parameter cat with url value for example show.php?cat=cat1 and in .htaccess i must rewrite to /cat1 BUT what about when i want to access cat2. I want to rewrite as cat1/cat2 so the parameter is show.php?cat=cat1/cat2 and then parse the value to secure that cat2 belong to cat1. And so on. I am not using MVC so i have to do it on my own. Please if any other solutions is better please advice or suggest me reading Thank in advance.

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