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Getting the difference between two sets
...e the gall to call this data structure a Set when it doesn't define union, intersection or difference!!!
– James Newman
Dec 14 '15 at 21:16
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Re-open *scratch* buffer in Emacs?
...h* buffer is the buffer selected upon startup, and has the major mode Lisp Interaction. Note: the mode for the *scratch* buffer is controlled by the variable initial-major-mode.
In general you can create as many "scratch" buffers as you want, and name them however you choose.
C-xb NAME RET
s...
Is there a “do … until” in Python? [duplicate]
...s a sentinel loop. At the end of the day it's a stylistic choice left to linters, codebase consistency, and/or team choice. Everytime I see a while True I fear it never ends, which is why I like to see a condition set with the while line, even if it's not DRY; I don't want to hunt for a break or di...
What is boilerplate code?
... is also said it, it come from steel industry, where steel plates are used int boilers
– Mohammed Shareef C
Dec 13 '16 at 8:25
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社会化海量数据采集爬虫框架搭建 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ethod method = new GetMethod("http://www.baidu.com" );
int statusCode = httpClient.executeMethod(method);
if (statusCode == HttpStatus. SC_OK) {
content = method.getResponseBodyAsString();
//结构化扣取
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How to ignore SSL certificate errors in Apache HttpClient 4.0
... X509Certificate[] getAcceptedIssuers() {
System.out.println("getAcceptedIssuers =============");
return null;
}
public void checkClientTrusted(X509Certificate[] certs,
String authType) {
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What is Ad Hoc Query?
...SQL injection, they are not working on anything which could be of hacker's interest. Let's not go to extremes...
– Michal B.
Jan 9 '14 at 9:44
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'transform3d' not working with position: fixed children
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@INT, I don't think there's going to be a workaround for this. There's a major use-case for not allowing workarounds: user provided input could potentially cover controls outside of their designated area (think a malicious em...
Create an instance of a class from a string
...Activator.CreateInstance(t,17); // Incase you are calling a constructor of int type
instead of
Activator.CreateInstance(t);
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Add custom messages in assert?
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A hack I've seen around is to use the && operator. Since a pointer "is true" if it's non-null, you can do the following without altering the condition:
assert(a == b && "A is not equal to B");
Since assert shows the condition that failed, it will display your message too. If...