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Is Java Regex Thread Safe?
...acle JDK distribution (According to oracle.com/technetwork/java/faq-141681.html#A14 : "The Java 2 SDK, Standard Edition itself contains a file called src.zip that contains the source code for the public classes in the java package") so one can take a quick peek oneself.
– David...
How to prove that a problem is NP complete?
...oblem NP-Hard.
See the end of http://www.ics.uci.edu/~eppstein/161/960312.html for more.
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Objective-C declared @property attributes (nonatomic, copy, strong, weak)
... has the break down
http://clang.llvm.org/docs/AutomaticReferenceCounting.html#ownership.spelling.property
assign implies __unsafe_unretained ownership.
copy implies __strong ownership, as well as the usual behavior of copy
semantics on the setter.
retain implies __strong ownership....
Determine a string's encoding in C#
...//// BOM/signature exists (sourced from http://www.unicode.org/faq/utf_bom.html#bom4)
if (b.Length >= 4 && b[0] == 0x00 && b[1] == 0x00 && b[2] == 0xFE && b[3] == 0xFF) { text = Encoding.GetEncoding("utf-32BE").GetString(b, 4, b.Length - 4); return Encoding.Get...
使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...lable: http://developer.android.com/guide/topics/connectivity/bluetooth-le.html#setup.
[6] ”The Story Behind Bluetooth Technology - Bluetooth Technology Website”, 2016.
[Online]. Available:https://www.bluetooth.com/what-is-bluetooth-technology/bluetooth.
[7] ”Introduction to Bluetooth...
How to read a text file reversely with iterator in C#
... a character
// See http://www.cl.cam.ac.uk/~mgk25/unicode.html
characterStartDetector = (pos, data) => (data & 0x80) == 0 || (data & 0x40) != 0;
}
else
{
throw new ArgumentException("Only single byte, UTF...
Can dplyr package be used for conditional mutating?
...ng dplyr 0.7.4
The manual: http://dplyr.tidyverse.org/reference/case_when.html
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Requirejs domReady plugin vs Jquery $(document).ready()?
...module code.
require(['jquery',
'underscore',
'text!some_template.html',
'./my_module_1',
'./my_module_2',
'domReady',
'other_dependency_1',
'other_dependency_2'
], function($, _, someTemplate, myModule1, myModule2, domReady) {
$(document).ready(function() {
...
best practice to generate random token for forgot password
...psecurity.readthedocs.org/en/latest/Insufficient-Entropy-For-Random-Values.html
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Where to host an Open Source Project: CodePlex, Google Code, SourceForge? [closed]
...a Readme in your project (supports some markup languages like Markdown or HTML) it is displayed, but the initial page is the source code
- Wiki isn't that great - it's Markdown, but sometimes formatting feels a bit too complex.
GitHub has a different philosophy than CodePlex: it's all about the so...
