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Stock ticker symbol lookup API [closed]
...ange prefix. For example, if you query "BTIM", you'll get a "Bad Request" error but "AMEX:BTIM" works. A few stocks don't work even with the exchange prefix. For example, querying "FTWRD" and "NASDAQ:FTWRD" both generate "Bad Request" errors even though Google Finance does have information for th...
Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术
...Know?
Wi-Fi 的标准写法是大写“W”和“F”，中间用“-”连接。
Interbrand 除了给 Wi-Fi 起名，他们还帮微软家的搜索引擎起了个响亮的名字——Bing。关于 Interbrand 还搞出了什么名堂，可以点这里看他们长长的案例列表。
Interbrand...
mkdir's “-p” option
...r fingertips: man mkdir yields this about -p switch:
-p, --parents
no error if existing, make parent directories as needed
Use case example: Assume I want to create directories hello/goodbye but none exist:
$mkdir hello/goodbye
mkdir:cannot create directory 'hello/goodbye': No such file or d...
How do you Force Garbage Collection from the Shell?
...to user3198490's answer. Running this command might give you the following error message:
$ jcmd 1805 GC.run
[16:08:01]
1805:
com.sun.tools.attach.AttachNotSupportedException: Unable to open socket file: target process not responding or HotSpot VM not loaded
...
This can be solved with help o...
npm global path prefix
...m refuses to install jslint globally, though. npm install -g jslint fails. Error: EACCES, open '/Users/user/.npm/564fcf84-jslint.lock'
– Steven Lu
Feb 12 '13 at 20:06
2
...
How to dynamically create CSS class in JavaScript and apply?
...
Pretty sure this results in a unknown runtime error in IE 8 and less.
– Andy Hume
Oct 31 '11 at 10:52
1
...
“Code too large” compilation error in Java
...
This error sometimes occur due to too large code in a single function...
To solve that error, split that function in multiple functions, like
//Too large code function
private void mySingleFunction(){
.
.
2000 lines of code
}
//T...
How to unzip a list of tuples into individual lists? [duplicate]
I have a list of tuples, where I want to unzip this list into two independent lists. I'm looking for some standardized operation in Python.
...
How do I get ruby to print a full backtrace instead of a truncated one?
...
This produces the error description and nice clean, indented stacktrace:
begin
# Some exception throwing code
rescue => e
puts "Error during processing: #{$!}"
puts "Backtrace:\n\t#{e.backtrace.join("\n\t")}"
end
...
内存调试技巧：C 语言最大难点揭秘 - C/C++ - 清泛网 - 专注C/C++及内核技术
...能是内存泄漏。其他资源（如信号量、网络句柄、数据库连接等）同样值得考虑。
内存错误分配
错误分配的管理不是很困难。下面是一个示例（请参见清单 3）：
清单 3. 未初始化的指针
void f2(int datum)
{
int *p2;
...