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showDialog deprecated. What's the alternative?
....com/reference/android/app/Activity.html
public final void showDialog (int id) Added in API level 1
This method was deprecated in API level 13. Use the new DialogFragment
class with FragmentManager instead; this is also available on older
platforms through the Android compatibility pack...
Return a `struct` from a function in C
...return a struct from a function, to which I replied: "No! You'd return pointers to dynamically malloc ed struct s instead."
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Unix command to prepend text to a file
...
This solution has problems ... it converts occurrences of "\n" to actual new lines ... problematic if you're prepending to a code file with strings that contain "\n".
– Paul Go
Mar 17 '16 at 15:16
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How do I create a WPF Rounded Corner container?
...ngleGeometry.Rect>
<MultiBinding
Converter="{StaticResource widthAndHeightToRectConverter}"
>
<Binding
Path="ActualWidth"
RelativeSource="{RelativeSource AncestorType={...
Get current time in milliseconds in Python?
...e's what I did, based on @samplebias' comment above:
import time
millis = int(round(time.time() * 1000))
print millis
Quick'n'easy. Thanks all, sorry for the brain fart.
For reuse:
import time
current_milli_time = lambda: int(round(time.time() * 1000))
Then:
>>> current_milli_time(...
What happens to a declared, uninitialized variable in C? Does it have a value?
...Static variables (file scope and function static) are initialized to zero:
int x; // zero
int y = 0; // also zero
void foo() {
static int x; // also zero
}
Non-static variables (local variables) are indeterminate. Reading them prior to assigning a value results in undefined behavior.
void foo(...
How to sort in-place using the merge sort algorithm?
...g.
For example like the following merge function.
void wmerge(Key* xs, int i, int m, int j, int n, int w) {
while (i < m && j < n)
swap(xs, w++, xs[i] < xs[j] ? i++ : j++);
while (i < m)
swap(xs, w++, i++);
while (j < n)
swap(xs, w++, j+...
OceanBase使用libeasy原理源码分析：客户端 - 数据库(内核) - 清泛网 - 专...
...libeasy的如下两个上层接口：
easy_session_t *easy_session_create(int64_t asize)
int easy_client_dispatch(easy_io_t *eio, easy_addr_t addr, easy_session_t *s)
首先看看session这个关键的数据结构：
#define EASY_MESSAGE_SESSION_HEADER \
easy_connection_t *c; \
e...
How to escape double quotes in JSON
...Tag wird ein neues Reiseziel angesteuert bis wir.
A second encoding then converts it again, escaping the already escaped characters:
FROM: Heute startet unsere Rundreise \"Example text\". Jeden Tag wird ein neues Reiseziel angesteuert bis wir.
TO: Heute startet unsere Rundreise \\\"Example text\...
C# LINQ find duplicates in List
Using LINQ, from a List<int> , how can I retrieve a list that contains entries repeated more than once and their values?
...