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In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
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Jochen RitzelJochen Ritzel
89.3k2525 gold badges181181 silver badges180180 bronze badges
How to validate phone numbers using regex
...ld discard the (0) entirely).
Then, you end up with values like:
12345678901
12345678901x1234
345678901x1234
12344678901
12345678901
12345678901
12345678901
+4112345678
+441234567890
Then when you display, reformat to your hearts content. e.g.
1 (234) 567-8901
1 (234) 567-8901 x123...
C++ Modules - why were they removed from C++0x? Will they be back later on?
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89
C++ Modules draft (Technical Specification after C++17)
A draft and several updated revisions ...
Java code To convert byte to Hexadecimal
...this is the following:
private static final String HEXES = "0123456789ABCDEF";
static String getHex(byte[] raw) {
final StringBuilder hex = new StringBuilder(2 * raw.length);
for (final byte b : raw) {
hex.append(HEXES.charAt((b & 0xF0) >> 4)).append(HEXES.charAt((b...
Difference between sh and bash
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89
This question has frequently been nominated as a canonical for people who try to use sh and are...
Should I test private methods or only public ones? [closed]
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89
I disagree. Ideally, you write a quick test before you start coding a function. Think of typical input and what the output will be. Write t...
Is C++ context-free or context-sensitive?
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ricirici
189k2323 gold badges182182 silver badges260260 bronze badges
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TCP vs UDP on video stream
...st create bad user experience. like in this video: http://tinypic.com/r/2qn89xz/9
"IP multicast significantly reduces video bandwidth requirements for large audiences"
This is true for private networks, Multicast is not enabled over internet.
"Note that if TCP loses too many packets, the ...
【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛，有思想、有深度
...BLE引入access address概念，用来指明接收者身份，其中，0x8E89BED6这个access address比较特殊，它表示要发给周边所有设备，即广播。如果你要一对一的进行通信（BLE协议将其称为连接），即设备A的数据包只能设备B接收，同样设备B的...
How do I select a merge strategy for a git rebase?
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abatishchev
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answered May 31 '10 at 18:38
VonCVonC
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