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Static nested class in Java, why?
...r classes) just like any other top-level class
– tonix
Dec 7 '14 at 10:38
1
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“did you run git update-server-info” error on a Github repository
...e repo. Added the github account as a collaborator for the repo and that fixed it.
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Is the sizeof(some pointer) always equal to four?
For example:
sizeof(char*) returns 4. As does int* , long long* , everything that I've tried. Are there any exceptions to this?
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Difference between new and override
... on the type of the variable depends on which method will get called. For example:
BaseClass instance1 = new SubClass();
instance1.DoIt(); // Calls base class DoIt method
SubClass instance2 = new SubClass();
instance2.DoIt(); // Calls sub class DoIt method
This can be really confusing and result...
Passing variables through handlebars partial
I'm currently dealing with handlebars.js in an express.js application. To keep things modular, I split all my templates in partials.
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Passing a 2D array to a C++ function
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Fixed Size
1. Pass by reference
template <size_t rows, size_t cols>
void process_2d_array_template(int (&array)[rows][cols])
{
std::cout << __func__ << std::endl;
for (size_t i = 0; i < rows; ++...
How do I convert Long to byte[] and back in java
...
public byte[] longToBytes(long x) {
ByteBuffer buffer = ByteBuffer.allocate(Long.BYTES);
buffer.putLong(x);
return buffer.array();
}
public long bytesToLong(byte[] bytes) {
ByteBuffer buffer = ByteBuffer.allocate(Long.BYTES);
buffer.pu...
What's the difference between “version number” in iTunes Connect, “bundle version”, “bundle version
...345 or 1.2.3 (Build 12345AB). This is shown in the About window for Mac OS X apps for example and is often more a "Build Number" than a "Version Number".
Bundle Version String (CFBundleShortVersionString)
This value is used as the "real" version number. This must be the same string as used for the v...
MFC CString::Format()函数详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...式命令）
d输出带符号十进制数
o输出无符号八进制数
x输出无符号十六进制数
u输出无符号数
c输出单个字符
s输出一串字符
f输出实数（6位小数）
e以指数形式输出实数
g选用f与e格式中输出宽度较小的格式，不输出0 ...
Java URL encoding of query string parameters
...character =.
String q = "random word £500 bank $";
String url = "https://example.com?q=" + URLEncoder.encode(q, StandardCharsets.UTF_8);
When you're still not on Java 10 or newer, then use StandardCharsets.UTF_8.toString() as charset argument, or when you're still not on Java 7 or newer, then use ...