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error: Unable to find vcvarsall.bat

...ib\distutils\distutils.cfg to be: [build] compiler=mingw32 Now run easy_install.exe amara. Make sure environment is set by opening a new cmd.exe. share | improve this answer | ...
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How to find and return a duplicate value in array

...rocess huge data set. Looking for faster solution? Here you go! def find_one_using_hash_map(array) map = {} dup = nil array.each do |v| map[v] = (map[v] || 0 ) + 1 if map[v] > 1 dup = v break end end return dup end It's linear, O(n), but now needs to manag...
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“Delegate subtraction has unpredictable result” in ReSharper/C#?

... directly use delegates to sum or subtract. Instead your field MyHandler _myEvent; Should be instead declared as an event as well. This will solve the problem without risking your solution and still have the benefit of event usage. event MyHandler _myEvent; Usage of delegate sum or subtract i...
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How to sort objects by multiple keys in Python?

...eturn sorted(items, cmp=comparer) You can call it like this: b = [{u'TOT_PTS_Misc': u'Utley, Alex', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Russo, Brandon', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Chappell, Justin', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Foster, Toney'...
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What's the best way to trim std::string?

...ic inline void ltrim(std::string &s) { s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](unsigned char ch) { return !std::isspace(ch); })); } // trim from end (in place) static inline void rtrim(std::string &s) { s.erase(std::find_if(s.rbegin(), s.rend(), [](unsigne...
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Performing Inserts and Updates with Dapper

...Regex.IsMatch(storedProcedureName, @"^[\[]{1}[A-Za-z0-9_]+[\]]{1}[\.]{1}[\[]{1}[A-Za-z0-9_]+[\]]{1}$"); } return Regex.IsMatch(storedProcedureName, @"^[A-Za-z0-9]+[\.]{1}[A-Za-z0-9]+$"); } /// <summary> /// This method is us...
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How can I reset a react component including all transitively reachable state?

...oth deprecated in the new ES6 class-style reactjs. Use this.setState(this._getInitialState()) instead. Also you can't name your own state initializer function getInitialState() - react throws a warning - call it anything else and explicitly do state = this._getInitialState() in the top level of th...
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Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?

...", you see three version numbers - the java version (on mine, that's "1.6.0_07"), the Java SE Runtime Environment version ("build 1.6.0_07-b06"), and the HotSpot version (on mine, that's "build 10.0-b23, mixed mode"). I suspect the "11.0" you are seeing is the HotSpot version. Update: HotSpot is (...
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node and Error: EMFILE, too many open files

...t: file: /etc/pam.d/common-session (add to the end) session required pam_limits.so file: /etc/security/limits.conf (add to the end, or edit if already exists) root soft nofile 40000 root hard nofile 100000 restart your nodejs and logout/login from ssh. this may not work for older NodeJ...
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Spring Test & Security: How to mock authentication?

...(basicUser, Arrays.asList( new SimpleGrantedAuthority("ROLE_USER"), new SimpleGrantedAuthority("PERM_FOO_READ") )); User managerUser = new UserImpl("Manager User", "manager@company.com", "password"); UserActive managerActiveUser = new UserActi...