大约有 19,120 项符合查询结果（耗时：0.0370秒） [XML]
Best way to simulate “group by” from bash?
Suppose you have a file that contains IP addresses, one address in each line:
14 Answers
...
Select unique or distinct values from a list in UNIX shell script
...
With zsh you can do this:
% cat infile
tar
more than one word
gz
java
gz
java
tar
class
class
zsh-5.0.0[t]% print -l "${(fu)$(<infile)}"
tar
more than one word
gz
java
class
Or you can use AWK:
% awk '!_[$0]++' infile
tar
more than one word
gz
java...
ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
...acle listener service. Now all is well.
For example, your listener.ora file might initially look like:
# listener.ora Network Configuration File: C:\app\oracle_user\product\12.1.0\dbhome_1\network\admin\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
...
How to use 'cp' command to exclude a specific directory?
I want to copy all files in a directory except some files in a specific sub-directory.
I have noticed that cp command didn't have the --exclude option.
So, how can I achieve this?
...
What is the second parameter of NSLocalizedString()?
...econd parameter is a comment that will automatically appear in the strings file if you use the genstrings command-line utility, which can create the strings file for you by scanning your source code.
The comment is useful for your localizers. For example:
NSLocalizedString(@"Save",@"Title of the S...
Undefined symbols for architecture arm64
I am getting a Apple Mach-O Linker Error everytime I import a file from CocoaPods.
41 Answers
...
fatal: 'origin' does not appear to be a git repository
....gitconfig is your global config for git.
There are three levels of config files.
cat $(git rev-parse --show-toplevel)/.git/config
(mentioned by bereal) is your local config, local to the repo you have cloned.
you can also type from within your repo:
git remote -v
And see if there is any rem...
Git: Correct way to change Active Branch in a bare repository?
...
git symbolic-ref HEAD refs/heads/mybranch
Which will update the HEAD file in your repository so that it contains:
ref: refs/heads/mybranch
as documented in the git-symbolic-ref
If you don't have access to the remote repo, see my previous answer.
Remember that a command like git remot...
How to assign bean's property an Enum value in Spring config file?
I have a standalone enum type defined, something like this:
9 Answers
9
...
How to revert (Roll Back) a checkin in TFS 2010
...same thing manually by doing a Get Specific Version, adding a space to the file so it looks like it changed, and checking it in. I still go the latter route to back out a change if I need to for a single file, as I find it quicker to do.
...