大约有 40,000 项符合查询结果（耗时：0.0607秒） [XML]
How do I get the backtrace for all the threads in GDB?
...
Generally, the backtrace is used to get the stack of the current thread, but if there is a necessity to get the stack trace of all the threads, use the following command.
thread apply all bt
...
psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
23
...
Get the index of the object inside an array, matching a condition
...lorer, there's a polyfill on the linked page.
Performance note
Function calls are expensive, therefore with really big arrays a simple loop will perform much better than findIndex:
let test = [];
for (let i = 0; i < 1e6; i++)
test.push({prop: i});
let search = test.length - 1;...
Install NPM into home directory with distribution nodejs package (Ubuntu)
... up a package root in my homedir to hold the Node "global" packages:
$ NPM_PACKAGES="$HOME/.npm-packages"
$ mkdir -p "$NPM_PACKAGES"
Set NPM to use this directory for its global package installs:
$ echo "prefix = $NPM_PACKAGES" >> ~/.npmrc
Configure your PATH and MANPATH to see commands i...
How to deal with persistent storage (e.g. databases) in Docker
...nly container pattern must be abandoned in favour of the new volumes.
Actually the volume API is only a better way to achieve what was the data-container pattern.
If you create a container with a -v volume_name:/container/fs/path Docker will automatically create a named volume for you that can:
...
jquery UI dialog: how to initialize without a title bar?
...y previous id->class drilling method was not working. In fact when you call .dialog() method the div you transform become a child of another div (the real dialog div) and possibly a 'brother' of the titlebar div, so it's very difficult to try finding the latter starting from former.
...
How do I add files without dots in them (all extension-less files) to the gitignore file?
...**/
!*.*
That gitignore exclusion rule (a negated pattern) should ignore all files, except the ones with an extension.
As mentioned below by Mad Physicist, the rule is:
It is not possible to re-include a file if a parent directory of that file is excluded. (*)
(*: unless certain conditions are m...
Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed
...the accepted answer, the following should work in Swift 3:
func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
let newString = NSString(string: textField.text!).replacingCharacters(in: range, with: string)
return...
Find XOR of all numbers in a given range
You are given a large range [a,b] where 'a' and 'b' can be typically between 1 and 4,000,000,000 inclusive. You have to find out the XOR of all the numbers in the given range.
...
How to use Git for Unity3D source control?
...ith 3D Games
Update Oct 2015: GitHub has since released a plugin for Git called Git LFS that directly deals with the below problem. You can now easily and efficiently version large binary files!
Git can work fine with 3D games out of the box. However the main caveat here is that versioning large (...