See the teacher knocks the program, shortcut keys a dozen, the need for a whole line of code are out, really feel the efficiency is too high.Looked for a few days, only to reflect why they did not get this method, now on the collation, record.Here with @property (nonatomic,copy) NSString * PLACEHOLDERSTR; For example, build a simple.1. First, in any one. h, enter this line of text:@property (nonatomic,copy) NSString * PLACEHOLDERSTR;2. Select all and drag it into the code snippet area of Xcode:W
1. Custom text selection style (IE8 and below are not supported):: Selection {color:#9400D3; background:#A9A9A9;} ::-moz-selection {color:#9400D3; background:#A9A9A9;}2. Interval and Spacingp.wordspacing{word-spacing:20px;}/*set the length of a space*/p.letterspacing{letter-spacing:20px;}/*Set Word spacing*/P.lineheight{Line-height:0.3;}/*Set Line spacing*/P.whitespace_normal{White-space:Normal;}/*by default, ignoring multiple spaces is 1, ignoring carriage return characters*/P.whitespace_pre{Wh
Share 5 interesting JavaScript code snippets
Many people think that programming languages are only used for work, and there is no pleasure. In fact, as long as we make full use of our whimsy, there is also an interesting aspect of rigid things. This article tells you that using JavaScript can do many interesting things. Copy the following code to the address bar and press enter to run it.1. Web-based shooting games
This game can be played on any web p
Jquery mobile is a framework for mobile Web apps and mobile websites with an aim to provide a unified user interface system provided SS platform mobile device platforms such iPhone, BlackBerry, Android and Windows Mobile.Framework is built on top of one of the most popular JavaScript frameworks,Jquery.
Followings are some of the most useful code snippets that I 've used in my recent web app developed using jquery mobile framework.
1. Disable Truncatio
_ Toc245285206 "> level one -- script runtimes, scopes,
And executing files and snippets
For simple application programmability, youWant to provide a host object model that dynamic versions code can use. You then want to execute files of code thatConsume that object model. You may alsoWant to get the values of variables from the dynamic language code to useDynamic functions as command implementations or event handlers.
There are two types you will use
A few years ago, an article titled 33 types that ASP. NET developers often useCodeIs very popular, it summarizes some frequently used code in ASP. NET development, can be used directly. Repeat this article todayArticleThanks to my comments, being good at summing up is also progress, so I also summarized some common code snippets from my projects and shared them with you. Write a text file
Textwriter Tw =NewStreamwriter ("Date.txt"); TW. writeline (da
Android development: 14 code snippets to solve actual problems
What problems will be encountered in Android programming and development? Here we will introduce 14 simple and practical codes for beginners, which can be easily obtained with one click when saved. This includes checking whether there is an SD card, making an Activity transparent, setting a handle in the screen element, and other short code that is frequently used in practical applications
Java Redis Jedis -- learning note code snippets -- serialization
Wikipedia: Redis is an open-source, network-supported, memory-based,Key-Value Pair storage database, Which is written in ansi c. Its development is hosted by VMware. Redis is the most popular, according to the monthly ranking site DB-Engines.com dataKey-value pairsStorage database. Http://zh.wikipedia.org/wiki/Redis
Learning Materials: 1Https://github.com/jarvischen/the-little-redis-book
Kaizige takes you to consolidate the application layer. Common code snippets necessary for beginners (2) Consolidate the application layer.
Reprinted please indicate the source: http://blog.csdn.net/zhaokaiqiang1992
The following content is from organizing multiple open-source projects and accumulating projects.
Collect device information for statistical analysis
SD card?
Dynamically hide a keyboard
Dynamic Display of keyboards
Some of the public JS that will be used recently will continue to be supplemented.String extensions (function () {var fn = String.prototype; Fn.format = function () {var args = arguments; Return This.replace (/\{(\d+) \}/g, function (M, i) {return args[i] | | ""; }); }})();String formatting "Name:{0},value:{1}". Format ("P0", "P1"): "Name:p0,value:p1"JSON transform(function (WD) { var transform = function (oldobj, prefix, Subobjorvalue, includefunc) { if (Subobjorvalue = = null) {
1, open the Code Manager
2, open after you can see the following figure shows
3, copy and paste the path, go to the folder
Add a TXT file, copy and paste the following text
Change the suffix name of the file to. Snippet.
4, where you write the code, CK and then the two tab keys, Console.readkey came out.
Skills:
5,
In this line of code, $end $, which is where the cursor stops.
6, I actually will not write code snippets,
, either String or File does not completely solve the problem. In fact, you should select a more secure route and allow you to provide outputstream for writing. This stream can encapsulate FileOutputStream to write local files, network connections, or pipelines to another program (such as the XSLT processor just mentioned). Once you have identified this argument, you can consider the entry point of the Marshaller class.
Listing 1. Static entry point /** * * This method is the public entry poin
This article for you to share 15 common jquery code snippets, share for everyone to reference, the specific content as follows
1, back to the top of the buttonBy using the animate and ScrollTop methods in JQuery, you can create a simple return to the top animation without a plugin:
Back to top
$ (' A.top '). Click (function (e) {
e.preventdefault ();
$ (document.body). Animate ({scrolltop:0},);
});
Change the value of
More useful PHP code snippets, share for everyone to refer to, the specific code as follows
First, extract keywords from the Web page
$meta = get_meta_tags (' http://www.emoticode.net/');
$keywords = $meta [' keywords '];
Split keywords
$keywords = explode (', ', $keywords);
Trim them
$keywords = Array_map (' Trim ', $keywords);
Remove empty values
$keywords = Array_filter ($keywords);
Print_r ($keywords);
Find all the links on the pa
In this article, let's share some of the super useful PHP snippets I've collected. Let's take a look at it!1. Create a data URI
Data URIs are useful when embedding images into HTML/CSS/JS to save HTTP requests, and can reduce the time to load a Web site. The following function can create a data URI based on $file.
function Data_uri ($file, $mime) {
$contents =file_get_contents ($file);
$base 64=base64_encode ($contents);
echo "Data: $mime;
Some of these pieces of code are supported by jQuery1.4.2 and others are really useful functions or methods that can help you get things done quickly and well. These are the best performance snippets I've ever tried to remember, so if you find anything you can do better, please paste your version in the comments! I hope you can find something helpful in this article.
1. How to create a nested filter:
Filters that allow you to reduce the matching el
(E[i])}
) ()
//Then introduce the JS
Test whether the browser supports certain CSS3 properties
var supports = (function () {
var div = document.createelement (' div '),
vendors = ' khtml Ms O Moz Webkit '. Split (") ,
len = vendors.length;
return function (prop) {
if (prop into Div.style) return true;
Prop = Prop.replace (/^[a-z]/, function (val) {return
val.touppercase ();
});
while (len--) {
if (Vendors[len] + prop in Div.style
the built-in functions in the Python string (with code snippets) summarize a
1, find () detection string
Usage format: str1.find (STR2) #在str1中 retrieves whether the string str2 exists, exists, returns the initial address of str2, does not exist, and returns -1.
Str1.find (str2,x) #x是表示下标的变量, starting from the subscript x position to retrieve whether the str2 exists in str1.
Str.find (str2,x,y) #y表示下标整型变量, meaning: Starting from subscr
Live Templates:
Pycharm's live templates implement the ability to enter specified characters to expand into custom code snippets, improving productivity. Let's take the default main expansion for example, see the figure below, main then press ENTER to automatically expand to:
if __name__ = = ' __main__ ':
to view the system's own code extensions: file-"setting-" editor-"Live templates-" Python Python's own code snippet expansion includes Main,super
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