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How can I get the current user's username in Bash?
...e I've used on Solaris 9 and Linux and which works fine for both of them:
ps -o user= -p $$ | awk '{print $1}'
This snippet prints the name of the user with the current EUID.
NOTE: you need Bash as the interpreter here.
On Solaris you have problems with methods, described above:
id does not a...
How to change the output color of echo in Linux
...ption:
If you are going to use these codes in your special bash variables
PS0
PS1
PS2 (= this is for prompting)
PS4
you should add extra escape characters so that bash can interpret them correctly. Without this adding extra escape characters it works but you will face problems when you use Ctrl + ...
How do I drop a MongoDB database from the command line?
...abase()"
More info on scripting the shell from the command line here: https://docs.mongodb.com/manual/tutorial/write-scripts-for-the-mongo-shell/#scripting
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Rails has_many with alias name
...
Give this a shot:
has_many :jobs, foreign_key: "user_id", class_name: "Task"
Note, that :as is used for polymorphic associations.
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Are there any naming convention guidelines for REST APIs? [closed]
...tching. It's doubtful, however, that the result of your request is only a user_id. It's much more likely that the result of the request is a User. Therefore, user is the noun you're fetching
www.example.com/greeting/user/x/
Makes sense to me. Focus on making your REST request a kind of noun p...
Rails server says port already used, how to kill that process?
... running debugger in RubyMine and it crashes or something... The server stops but the debugger continues... Anyway, this is the solution I used and it works perfectly :)
– J Smith
Jun 22 '15 at 12:24
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How do I ignore a directory with SVN?
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Set the svn:ignore property of the parent directory:
svn propset svn:ignore dirname .
If you have multiple things to ignore, separate by newlines in the property value. In that case it's easier to edit the property value using an external editor:
svn propedit svn:ignore .
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Hibernate Criteria returns children multiple times with FetchType.EAGER
... @CollectionTable(name = "user_roles", joinColumns = @JoinColumn(name = "user_id"))
@Column(name = "role")
@ElementCollection(fetch = FetchType.EAGER)
@BatchSize(size = 200)
private Set<Role> roles;
@OneToMany(fetch = FetchType.LAZY, mappedBy = "user")
@OrderBy("dateTime D...
How to run a PowerShell script without displaying a window?
...script.. }
Or you use a helper file I created to avoid the window called PsRun.exe that does exactly that. You can download source and exe file Run scheduled tasks with WinForm GUI in PowerShell. I use it for scheduled tasks.
Edited: as Marco noted this -windowstyle parameter is available only fo...
Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...依据一个项目常规开发的大类型来进行一些分析讲解。
PS：之前呆过一家初创医疗互联网公司，别提性能优化了，老板立完新项目后一个月就要求见到上线成品，这种压迫下谈何性能优化，纯属扯蛋，所以不到三个月时间我主...