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How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...d endlessly for a method of getting a complete (and daily updated) list of all Yahoo ticker symbols available through http://finance.yahoo.com
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程序员之网络安全系列（五）：数字证书以及12306的证书问题 - 更多技术 - ...
...通过，但是浏览器的锁还是没有变绿。
为什么呢？ 看提示，是因为12306使用了一个比较弱的机密算法（This site uses a weak security configuration (SHA-1 signatures), so your connection may not be private.），我猜他们是为了性能？？
但是，就算...
Google Analytics - Failed to load resource: http://www.google-analytics.com/ga.js
I've been noticing this error on Chrome's console for a while now:
8 Answers
8
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“std::endl” vs “\n”
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@Omnifarious: No std::cerr should be reserved for errors. The two streams are not synced together so if you output some text to cout it may be buffered and the cerr will go direct to the output this resulting in a mixed mode display. Use cerr for what it is supposed to be fo...
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...
Efficient way to rotate a list in python
...s in the list following the popped item, because the data structure shifts all following elements toward the front of the list. Only the last element can be popped in O(1) time for this reason.
– Kirk Boyer
Jun 17 '18 at 21:26
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(grep) Regex to match non-ASCII characters?
...y with lots of files. Some of them have non-ASCII characters, but they are all valid UTF-8 . One program has a bug that prevents it working with non-ASCII filenames, and I have to find out how many are affected. I was going to do this with find and then do a grep to print the non-ASCII characte...
“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 do you force a CIFS connection to unmount
.... Detach the filesystem
from the filesystem hierarchy now, and
cleanup all references to the
filesystem as soon as it is not busy
anymore. (Requires kernel 2.4.11 or
later.)
share
|
impr...
How can I view the source code for a function?
...y the partial signature
getMethod("extract",signature="SpatialPolygons")
#Error in getMethod("extract", signature = "SpatialPolygons") :
# No method found for function "extract" and signature SpatialPolygons
Functions that call unexported functions
In the case of ts.union, .cbindts and .makeNa...