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Nine suggestions summarized by a PHP developer

= $_POST['password']; Also, use PDO or Mysqli instead of using old mysql. For the CSRF solution, currently, a token value is set for each form submission and can be verified when the form is submitted.2. clearly understand the differences between different comparison operators PHP comparison operator, which can be said to be a very small point of attention, but sometimes it is really important. For example, we often have to consider whether to use the = or = function. if you have used the str

9 Lessons from PHP development _php Tutorial

small point of attention, but at some point it is really important. For example, many times we have to consider whether the use = = or = = =, if you have used Strpos () This function, the following code may give you an intuitive feeling: The result of the above code is actually the output of the Chris is isn't an author, but the reality is, Chris Sean really is author Ah, how come back to this? This i

Google Web font API interview

addition, Google Web font APIs do not support iPhone andIPad. About the webfont loader, It is a javascriptScript, used to load the font, can be used, but it will bring additional benefits. For example, when Firefox loads the Google Web font@ Font-FACE: A substitute font will be displayed before loading. After @ font-face is fully loaded, the real font will replace the alternative font, which will cause page flashes.,And confusing, webfontThe loader can solve this problem.. Raph levien is a f

"Deeplearning" Some information

Recorded, there was an empty study.Http://nlp.stanford.edu/projects/DeepLearningInNaturalLanguageProcessing.shtmlhttp://nlp.stanford.edu/courses/NAACL2013/Fast and robust neural Network Joint Models for statistical machine translationACL2014 's List of papersHttp://blog.sina.com.cn/s/blog_49b5f5080101dinc.htmlACL Accepted Long PapersA Bayesian Mixed Effects Model of literary CharacterDavid Bamman, Ted Underwood and Noah A. SmithA chance corrected measure of Inter-annotator Agreement for syntaxAr

Write a standalone Mac OS X app with Python and Py2app

, data_files=data_files, options={' Py2app ': Options}, setup_requires=[' Py2app '],)如果你的应用使用的其他文件,比如 JSON 文件,文本文件,图片等,你应该将他们包含在 DATA_FILES 中。 例如:DATA_FILES = [‘testdata.json‘, ‘picture.png‘]Create apps for Dev and betaPy2app creates a setup.py standalone application based on the definition of a file.For method testing and development, Py2app provides an "alias pattern" that is built using symbolic links to development files.$ python setup.py py2app -AThis command creates the following

Some neighborhood JavaScript skills

= document. getElementById ('resources ');Resources. addEventListener ('click', handler, false );Function handler (e ){Var x = e.tar get; // get the link thaIf (x. nodeName. toLowerCase () = 'A '){Alert ('event delegation: '+ x );E. preventDefault ();}};})(); Anonymous function and Module ModeOne problem with JavaScript is that any variable, function, or object, unless defined within a function, is global, this means that other code on the same web page can access and rewrite this variable (ECM

Ubuntu Installation Nodejs

Update Ubuntu Software sourcesudo apt-get updatesudo apt-get install -y python-software-properties software-properties-commonsudo add-apt-repository ppa:chris-lea/node.jssudo apt-get updateInstalling Nodejssudo apt-get install nodejssudo apt install nodejs-legacysudo apt install npmUpdate NPM's package image source for quick and easy downloadsudo npm config set registry https://registry.npm.taobao.orgsudo npm config listGlobal Installation N Manager (for managing NODEJS versions)sudo npm install

7 JavaScript tricks you should have known

functions and modularity 最 The most annoying thing in JavaScript is that variables have no scope. Any variable, function, array, object, as long as it is not inside the function, is considered global, which means that other scripts on this page can also access it, and can override it. The solution is to put your variable inside an anonymous function and call it as soon as it is defined. For example, the following would produce three global variables and two global functions: 1 var name =

The laws of 26 operating websites

After finishing, add some personal opinion, feel still very useful, share. 250 law"Behind every customer, there are roughly 250 friends and relatives," says Rudd. If you win the favor of a customer, it means winning the favor of 250 people, whereas if you offend a customer, it means offending 250 customers. Comment: In your site visitors, a visitor may be able to bring a group of visitors, any site has a start and development process, the process of this law is particularly important.

Bcos Installation Practice Ubuntu version

system version: Ubuntu16.04.4 ① Install Nodejs (after installation version Nodejs version is greater than 6), Babel-node environment Programme I: Reference website: http://blog.csdn.net/weibo392/article/details/77368550 Scenario Two: update Ubuntu software source sudo apt-get update sudo apt-get install-y python-software-properties software-properties-common sudo Add-apt-repository ppa:chris-lea/node.js sudo apt-get update Install Nodejs sudo apt-get install nodejs sudo apt install nodejs-leg

[Javascript + Lodash] SortBy and Sortedindex

SortBy:var collection = [' John ', ' petteri ', ' Antti ', ' Joonas ', ' Zhentian ']; var sorted = _.sortby (collection); // [' Antti ', ' John ', ' Joonas ', ' petteri ', ' Zhentian ']var collection = [' John ', ' petteri ', ' Antti ', ' Joonas ', ' Zhentian ']; var sorted = _.sortby (collection). reverse (); // [' Zhentian ', ' petteri ', ' Joonas ', ' John ', ' Antti ']var = [ collection, Name: "Zach"}, 33,name: "Beth"}, 8,name: " Yolanda "}, 57,name:"

Object.assign () {... obj} JSON. The difference between several copies of Parse, etc.

Let obj = {age:10}Let obj1 = {grade:1, name: {first: ' Bob '}}Let Objs = Obj1let Obja = object.assign (obj, obj1) Let OBJJ = Json.parse (json.stringify (obj1)) Let OBJK = {... obj1}Console.log (Obja) console.log (OBJJ) console.log (OBJK)Obj1.grade = 9obj1.name.first = ' Chris 'Console.log (OBJS) console.log (obja) console.log (OBJJ) console.log (OBJK) printing results:{age:10, grade:1, name: {first: ' Bob '}}{grade:1, Name: {first: ' Bob '}}{grade:1,

Effective JavaScript Item 51 reusing array methods on class array objects

two more specific behaviors: Setting the Length property to be less than the current actual size will automatically delete the extra elements. When the index value of the added property is greater than or equal to the current length property, such as the index value of the N,length property will only be automatically updated to n + 1. Of all the methods provided by the array, only one is not able to be used by the class array object: Array.prototype.concat method. Although it

Java implementation of Chinese characters in alphabetical order (sample code) _java

). Salary;if (Salary1-salary2 > 0)return 1;if (Salary1-salary2 return-1;Elsereturn 0;}} /** Sorted by age, from low to high*/Static Class Agecomparator implements Comparator {public int Compare (object O1, Object O2) {Integer Age1 = ((person) O1).Integer Age2 = ((person) O2).if (Age1-age2 > 0)return 1;if (Age1-age2 return-1;Elsereturn 0;}} The Main method tests: Copy Code code as follows: public static void Main (string[] args) { listList.add (New person ("Zhang Yang", 3400,

SQL Server right Outer join usage

) VALUES (8, ' Chris ', 9875)2> Go (1 rows affected)1> INSERT into employee (ID, name, salary) VALUES (9, ' Mary ', 2345)2> Go (1 rows affected)1>2> insert INTO Job (ID, title, averagesalary) VALUES (1, ' Developer ', 3000)3> Go (1 rows affected)1> insert INTO Job (ID, title, Averagesalary) VALUES (2, ' Tester ', 4000)2> Go (1 rows affected)1> insert INTO Job (ID, title, Averagesalary) VALUES (3, ' Designer ', 5000)2> Go (1 rows affected)1>

HTML thorough analysis (4) Typesetting mark

is 100%. Color= "#0000FF" (ie only)Set the line color, the default is black. The #0000FF represents blue, or it can take the name of the color, text= "Blue." For a variety of color values and names, refer to the " color palette principle " section. NoShadeSet the line for the plane display, if deleted is shaded, this is the default value. Example: Original code Show results

Microsoft is named unity of Dependency Injection Application Block

The Microsoft model and Practice team released a dependency injection container called unity or unity Application block. Developers now have the ability to create loosely coupled applications with scalable lightweight containers. Infoq has the opportunity to interview the Unity Project's development leader, Chris Tavares. Rob bazinet (RB): Chris, how about yourself and how do you participate in unity?

Application of closures in python: usage of translate and maketrans, pythonmaketrans

. Now we have closed all kinds of possibilities behind an interface we suggest using. >>>digits_only = translator(keep = string.digits)>>>digits_only('Chris Perkins :224 -7992')'2247992' Removing elements that belong to a character set is also very simple: >>>no_digits = translator(delete = string.digits)>>>no_digits('Chris Perkins:224-7992')'Chris Perkings : - '

Application of closures in python, explanation of the translate and maketrans methods, and pythonmaketrans

addend is bound to the value 23, and execute p (100) then 123 is returned. Now we have closed all kinds of possibilities behind an interface we suggest using. >>> Digits_only = translator (keep = string. digits) >>> Digits_only ('chris Perkins: 224-7992 ') '123' Removing elements that belong to a character set is also very simple: >>> No_digits = translator (delete = string. digits) >>> No_digits ('chris P

7 JavaScript tricks you should have known

is that variables are not in use. Any variable, function, array, object, as long as it is not inside the function, is considered to be global, that is to say, the other script on this page can also access it, and can override it.The solution is to put your variable inside an anonymous function and call it immediately after the definition is complete. For example, the following syntax will produce three global variables and two global functions:1 var name = '

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