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Convert a series of parent-child relationships into a hierarchical tree?
...that array into a hierarchical tree structure:
function parseTree($tree, $root = null) {
$return = array();
# Traverse the tree and search for direct children of the root
foreach($tree as $child => $parent) {
# A direct child is found
if($parent == $root) {
...
res.sendFile absolute path
...oin(__dirname, '../public', 'index1.html'));
res.sendFile('index1.html', { root: path.join(__dirname, '../public') });
Note: __dirname returns the directory that the currently executing script is in. In your case, it looks like server.js is in app/. So, to get to public, you'll need back out one l...
Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...自己的操作系统，到最初Linux 内核0.01 版公布，以及从此如何艰难地一步一个脚印地在全世界hacker 的帮助下最后推出比较完善的1.0 版本这段时间的发展经过，也即对Linux 的早期发展历史进行详细介绍。
对于Linux的一般发...
How do I pre-populate a jQuery Datepicker textbox with today's date?
... This also worked as I wished, since my dateFormat needs to match MySQL's date format (yy-mm-dd). This setDate adds zero padding to the month and day.
– jjohn
Oct 8 '14 at 17:34
...
Open file via SSH and Sudo with Emacs
...
/su: or /sudo: on remote hosts
You can also use this syntax to sudo/su to root (or of course any other user) on a remote host:
C-xC-f /ssh:you@remotehost|sudo:remotehost:/path/to/file RET
Important: be sure to specify the hostname explicitly: sudo:remotehost: rather than sudo:: (see below).
As this...
Unable to import a module that is definitely installed
... my case, it is permission problem. The package was somehow installed with root rw permission only, other user just cannot rw to it!
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Creating a simple XML file using python
...nt using the in-stdlib cElementTree:
import xml.etree.cElementTree as ET
root = ET.Element("root")
doc = ET.SubElement(root, "doc")
ET.SubElement(doc, "field1", name="blah").text = "some value1"
ET.SubElement(doc, "field2", name="asdfasd").text = "some vlaue2"
tree = ET.ElementTree(root)
tree.wr...
CardView layout_width=“match_parent” does not match parent RecyclerView width
...source ID for an XML layout resource to load (e.g.,
R.layout.main_page) root
view to be the parent of the
generated hierarchy (if attachToRoot is true), or else simply an
object that provides a set of LayoutParams values for root of the
returned hierarchy (if attachToRoot is false.)
att...
Checkout subdirectories in Git?
...master
git ls-tree mybranch | grep mybranch
git ls-tree master~ | grep root
)
# Reproducibility.
export GIT_COMMITTER_NAME='a'
export GIT_COMMITTER_EMAIL='a'
export GIT_AUTHOR_NAME='a'
export GIT_AUTHOR_EMAIL='a'
export GIT_COMMITTER_DATE='2000-01-01T00:00:00+0000'
export GIT_AUTHOR_DATE='2000-...
Best way to structure a tkinter application? [closed]
... <create the rest of your GUI here>
if __name__ == "__main__":
root = tk.Tk()
MainApplication(root).pack(side="top", fill="both", expand=True)
root.mainloop()
The important things to notice are:
I don't use a wildcard import. I import the package as "tk", which requires that ...