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String slugification in Python
I am in search of the best way to "slugify" string what "slug" is , and my current solution is based on this recipe
10 An...
How to iterate through SparseArray?
...eArray)}. Value >
* {@link android.util.SparseArray#size()} set to that size.
* @return A ListIterator on the elements of the SparseArray. The elements
* are iterated in the same order as they occur in the SparseArray.
* {@link #nextIndex()} and {@link #previousInde...
How to initialize all members of an array to the same value?
...an "all-bits-zero", so using the above is
better and more portable than memset(). (Floating point values will be
initialized to +0, pointers to null value, etc.)
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...
Left Align Cells in UICollectionView
...r.layoutAttributesForElements(in: rect)
var leftMargin = sectionInset.left
var maxY: CGFloat = -1.0
attributes?.forEach { layoutAttribute in
if layoutAttribute.frame.origin.y >= maxY {
leftMargin = sectionInset.left
}
l...
Node.js EACCES error when listening on most ports
...an downgrade privileges after you have bound to the low port using process.setgid and process.setuid.
Running on heroku
When running your apps on heroku you have to use the port as specified in the PORT environment variable.
See http://devcenter.heroku.com/articles/node-js
const server = require...
Mysql adding user for remote access
...n private MySQL instance. I followed your CREATE USER and GRANT ALL steps, set mysql.default_port = <private instance port> in my php.ini, and then used 127.0.0.1 throughout for my db hostname
– spex
Sep 11 '13 at 18:41
...
Is there a way to chain multiple value converters in XAML?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Why use the yield keyword, when I could just use an ordinary IEnumerable?
... yield return i;
}
}
}
public bool Canceled { get; set; }
public void StartCounting()
{
foreach (var number in GetNextNumber())
{
if (this.Canceled) break;
Console.WriteLine(number);
}
}
This writes
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
...etc. to th...
Floating View 扩展：悬浮视图扩展，将组件转换为悬浮窗口 · App Inventor 2 中文网
... 搜索 Floating View 扩展：悬浮视图扩展，将组件转换为悬浮窗口
Floating View 扩展
下载链接
功能概述
扩展特性
...
Git keeps asking me for my ssh key passphrase
... -c Require confirmation to sign using identities -t life Set lifetime (in seconds) when adding identities. -d Delete identity. -D Delete all identities. -x Lock agent. -X Unlock agent. -s pkcs11 Add keys from PKCS#11 provider.
...