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How to do a GitHub pull request

...y on Github's website. $ git clone https://github.com/tim-peterson/dwolla-php.git $ cd dwolla-php $ git remote add upstream https://github.com/Dwolla/dwolla-php.git $ git fetch upstream // make your changes to this newly cloned, local repo $ git add . $ git commit -m '1st commit to dwolla' $ git p...
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MySQL ON DUPLICATE KEY - last insert id?

... It is said that php function mysql_insert_id() returns correct value in both cases: php.net/manual/en/function.mysql-insert-id.php#59718. – jayarjo Jun 10 '10 at 13:09 ...
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How can I add new keys to a dictionary?

... how can i add an element in a nested dict. Like php $foo[ ] = [ . . . . ] – Juan-Kabbali Apr 28 at 12:55 add a comment  |  ...
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What does $$ (dollar dollar or double dollar) mean in PHP?

... It's a variable's variable. <?php $a = 'hello'; $$a = 'world'; // now makes $hello a variable that holds 'world' echo "$a ${$a}"; // "hello world" echo "$a $hello"; // "hello world" ?> ...
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What is the point of interfaces in PHP?

... concept of an 'interface' from the concrete interfaces in a language like PHP? Any function, for instance, has an "interface" which defines how you use it and hides its implementation. So that kind of "contractual" interface doesn't require a special language feature. Therefore the language feature...
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使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网

...接。 因此,我们开发蓝牙 LE 组件是为了解决物联网连接问题。 三. 技术方法 BluetoothLE 组件是 MIT App Inventor 的新颖补充。 如图 4 所示,在 MIT App Inventor 平台上创建时,BLE 组件可以作为移动应用程序的一部分实现。 然后,该...
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Laravel Check If Related Model Exists

... In php 7.2+ you can't use count on the relation object, so there's no one-fits-all method for all relations. Use query method instead as @tremby provided below: $model->relation()->exists() generic solution working on...
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Any recommendations for a CSS minifier? [closed]

... I like Minify. In PHP and works with CSS or JavaScript. share | improve this answer | follow | ...
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Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...ymbols 我们可以看到start address是0x08048080,但有一个问题是Sections下面却什么都没有。这不是一个正常的程序? 接下来,使用十六进制工具 hexedit 查看程序信息。运行命令:hexedit cm2 ,显示如下: 代码: 00000000 7...
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Fastest method to replace all instances of a character in a string [duplicate]

... Try this replaceAll: http://dumpsite.com/forum/index.php?topic=4.msg8#msg8 String.prototype.replaceAll = function(str1, str2, ignore) { return this.replace(new RegExp(str1.replace(/([\/\,\!\\\^\$\{\}\[\]\(\)\.\*\+\?\|\<\>\-\&])/g,"\\$&"),(ignore?"gi":"g")),(...