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How can you encode a string to Base64 in JavaScript?
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You can use btoa() and atob() to convert to and from base64 encoding.
There appears to be some confusion in the comments regarding what these functions accept/return, so…
btoa() accepts a “string” where each character represents an 8-bit byte – if...
What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?
...s wchar_t?
wchar_t is defined such that any locale's char encoding can be converted to a wchar_t representation where every wchar_t represents exactly one codepoint:
Type wchar_t is a distinct type whose values can represent distinct codes for all members of the largest extended character set s...
How to adjust text font size to fit textview
Is there any way in android to adjust the textsize in a textview to fit the space it occupies?
22 Answers
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Are typedef and #define the same in c?
I wonder if typedef and #define are the same in c ?
10 Answers
10
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Read/write to Windows registry using Java
...n = " + value);
Here is the original class. Just copy paste it and it should work:
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
import java.util.ArrayList;
import java.util.List;
import java.util.pre...
用户反馈ble广播数据收不到 - 用户反馈 - 清泛IT社区，为创新赋能！
...？要是可以的话我就先买个离线版的，在线的太慢了
清泛:
ble 广播用法不常见，也不太安全，目前就之前一个用户反馈要这个功能，应该是成功过的。这块我还没有实地测试，后续我会用硬件测试一下的
MCU&物联网:
我...
The maximum value for an int type in Go
...omplement arithmetic, you can infer the
min/max constant values for int and uint. For example,
const MaxUint = ^uint(0)
const MinUint = 0
const MaxInt = int(MaxUint >> 1)
const MinInt = -MaxInt - 1
As per @CarelZA's comment:
uint8 : 0 to 255
uint16 : 0 to 65535
uint32 : 0 to 4294...
Facebook Architecture [closed]
... probably time wasting task. Hiphop only supports so much, it can't simply convert everything to C++. So what does this tell us? Well, it tells us that Facebook is NOT fully taking advantage of the PHP language. It's not using the latest 5.3 and I'm willing to bet there's still a lot that is PHP 4 c...
Learning Python from Ruby; Differences and Similarities
...y code doesn't feel as compact. It's also not as efficient since it first converts the values array into a shorter intermediate array containing the values greater than 15. Then, it takes the intermediate array and generates a final array containing the squares of the intermediates. The intermedi...
What is the difference between “def” and “val” to define a function
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Method def even evaluates on call and creates new function every time (new instance of Function1).
def even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = false
val even: Int => Boolean = _ % 2 == 0
even eq even
//Boolean = true
With def you ...