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libunwind：记录程序崩溃堆栈 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...void) {
char name[256];
unw_cursor_t cursor;
unw_context_t uc;
unw_word_t ip, sp, offp;
unw_getcontext(&uc);
unw_init_local(&cursor, &uc);
syslog(LOG_ERR, "--illegal memory access--");
while(unw_step(&cursor) > 0) {
name[0] = '\0';
unw_get_proc_name(&cursor, name, 256, &off...
css中使用变量，:root伪元素的使用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...会由红色变成绿色 -->
<template>
<div class="login-page">
hello word
</div>
</template>
<style lang="scss">
// 这个style标签不能加scoped否则:root不会生效，不会应用于全局
:root {
--theme-color: red;
}
@media screen and (max-width: 500px) {
:root {
--theme-...
Where do I find the line number in the Xcode editor?
...
A image is worth a 1000 words! (it´s still the same for xcode 6.. )
– Benjamin
Jul 30 '15 at 15:33
...
What is “callback hell” and how and why does RX solve it?
...1.5 sec when timer expires inside code of call back will execute, in other words, through our fake ajax call all recipe will downloaded from the server. Now we need to download a particular recipe data.
<body>
<script>
function getRecipe(){
setTimeout(()=>{
...
Getting random numbers in Java [duplicate]
...l return an integer between 0 (inclusively) and 50 (exclusively) (in other words [0-49]). We add 1 to have [1-50]. So, if you take 45 as a minimum and add it to rand.nextInt(50), you'll have a value between 45 and 94 inclusively.
– The_Rafi
Apr 2 '16 at 3:57
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How do cache lines work?
...
If the cache line containing the byte or word you're loading is not already present in the cache, your CPU will request the 64 bytes that begin at the cache line boundary (the largest address below the one you need that is multiple of 64).
Modern PC memory modules ...
How to go back (ctrl+z) in vi/vim
...nd want to return to the previous version of the text. Like BACK button in Word. I wonder how can you achieve this behaviour in Vim.
...
How can I check if a key exists in a dictionary? [duplicate]
...
Where did the word "array" come from in this answer?
– Ray Salemi
Mar 29 '17 at 17:19
7
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What is the correct answer for cout
...). Your edited version is good as far as it goes, but in my mind, the key word is partial ordering; sequence points only introduce a partial ordering.
– James Kanze
May 28 '12 at 11:30
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Setting Corner Radius on UIImageView not working
... Code-only answers are discouraged. Please click on edit and add some words summarising how your code addresses the question, or perhaps explain how your answer differs from the previous answer/answers. Thanks
– Nick
Dec 20 '18 at 11:34
...