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MQTT物联网协议完全实践指南 · App Inventor 2 中文网
...布者B] --> C
C --> D[订阅者X]
C --> E[订阅者Y]
C --> F[订阅者Z]
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UITableViewCell with UITextView height in iOS 7?
...n that calculated the needed height:
Add an NSMutableDictionary (in this example called textViews) as an instance variable to your UITableViewController subclass.
Use this dictionary to store references to the individual UITextViews like so:
(and yes, indexPaths are valid keys for dictionaries)
- (U...
How to watch for array changes?
... Number(value);
var length = _array.length;
if (n % 1 === 0 && n >= 0) {
if (n < length) {
_self.splice(n);
} else if (n > length) {
_self.push.apply(_self, new Array(n - length));
}
} else {
thro...
How do I remove the old history from a git repository?
...b3da2d4d8c3378919844b29e815bfd5fdc0210c
Author: Your Name <your.email@example.com>
Date: Fri May 24 14:04:10 2013 +0200
Another message
commit 4a46bc886318679d8b15e05aea40b83ff6c3bd47 (grafted)
Author: Your Name <your.email@example.com>
Date: Thu May 23 22:27:48 2013 +0200
...
Python glob multiple filetypes
Is there a better way to use glob.glob in python to get a list of multiple file types such as .txt, .mdown, and .markdown? Right now I have something like this:
...
How to rebase local branch with remote master
...your working branch and you are the only person working on it.
git fetch && git rebase origin/master
Resolve any conflicts, test your code, commit and push new changes to remote branch.
~: For noobs :~
The following steps might help anyone who are new to...
How to obtain the number of CPUs/cores in Linux from the command line?
...res /proc/cpuinfo | uniq | awk '{print $4}'
which should return (for example) 8 (whereas the command above would return 16)
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How to color System.out.println output? [duplicate]
...
Result:
More Info on Tput
see: http://linuxcommand.org/lc3_adv_tput.php to see how tput works
see: http://invisible-island.net/ncurses/man/terminfo.5.html for a list of commands that you can use
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How to add a progress bar to a shell script?
...
The question was "How do I do progress bars" with an example of copying files. I focused on the "graphics" problem, not the calculation of how far along a file copy operation is.
– Mitch Haile
May 25 '14 at 5:00
...
How to delete an array element based on key? [duplicate]
...
PHP
unset($array[1]);
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