大约有 1,832 项符合查询结果（耗时：0.0229秒） [XML]
How to search a specific value in all tables (PostgreSQL)?
... 18 '11 at 11:55
Mike Sherrill 'Cat Recall'Mike Sherrill 'Cat Recall'
78.5k1616 gold badges103103 silver badges156156 bronze badges
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Finding current executable's path without /proc/self/exe
...But I'd like to know if there is a convenient way to find the current application's directory in C/C++ with cross-platform interfaces. I've seen some projects mucking around with argv[0], but it doesn't seem entirely reliable.
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What exactly does Perl's “bless” do?
...t common case), to an array (not so common), to a scalar (usually this indicates an inside-out object), to a regular expression, subroutine or TYPEGLOB (see the book Object Oriented Perl: A Comprehensive Guide to Concepts and Programming Techniques by Damian Conway for useful examples) or even a ref...
How do I set a variable to the output of a command in Bash?
...equired, just for readability.
About sudo cmd | grep ... | cut ...
shell=$(cat /etc/passwd | grep $USER | cut -d : -f 7)
echo $shell
/bin/bash
(Please avoid useless cat! So this is just one fork less:
shell=$(grep $USER </etc/passwd | cut -d : -f 7)
All pipes (|) implies forks. Where another pr...
MySQL foreign key constraints, cascade delete
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If your cascading deletes nuke a product because it was a member of a category that was killed, then you've set up your foreign keys improperly. Given your example tables, you should have the following table setup:
CREATE TABLE categories (
id int unsigned not null primary key,
name VA...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...lize what may be identifier for your system you may try:
user@host:/path$ cat /proc/bus/input/devices | grep mouse
H: Handlers=mouse0 event3
H: Handlers=mouse1 event4
And so possibilities are "event3" and "event4" — but for your system that may have other values. So, if that is different from ...
How to parse the AndroidManifest.xml file inside an .apk package
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Use android-apktool
There is an application that reads apk files and decodes XMLs to nearly original form.
Usage:
apktool d Gmail.apk && cat Gmail/AndroidManifest.xml
Check android-apktool for more information
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Clone private git repo with dockerfile
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What context are you talking about for Settings > Applications?
– turboladen
Apr 29 '15 at 5:17
1
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REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...安装支持包
[root@redhat yum.repos.d]# cd /mnt/
[root@redhat mnt]# cat pacakage.txt
[root@redhat mnt]# yum install $(cat pacakage.txt )
输入y 后开始安装。
7 、创建所需要的操作系统用户和组
具体命令
#groupadd -g 5000 oinstall
#groupadd -g 5001 dba
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Bash tool to get nth line from a file
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I wonder how long just cat'ting the entire file into /dev/null would take. (What if this was only a hard disk benchmark?)
– sanmai
Mar 23 '19 at 2:52
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