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App Inventor 2 Encrypt.Security 安全性扩展:MD5哈希,SHA1和SHA256哈希...

...uding a private key and a public key),输入密钥的大小,其单位bit.it可以是512,1024,2048或4096.密钥越长,它就越安全。当已生成密钥对,该事件OnRsaKeyPairGenerated将触发和传递两个variable.At同时,属性RsaPublicKey和RsaPrivateKey将被自动设置。...
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离线版启动超时,有报错日志 - App Inventor 2 离线版 - 清泛IT社区,创新赋能!

web服务启动报错: Picked up JAVA_TOOL_OPTIONS: "-Dfile.encoding=UTF-8" Executing [D:\appinventor\AppInventor2\resources\app.asar.unpacked\OpenJDK\bin\java, --add-opens=java.base/java.lang=ALL-UNNAMED, -Xmx4G, --add-opens, java.base/java.net=ALL-UNNAMED, --add-opens, java.base/sun.ne...
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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha

...ove instantly. http://img.skitch.com/20100820-1ngm8an14c6fm3dt7g6j51d2nx.jpg Trust me, you only have to do this. There is no need to repeat the process again and again to make sure that you doing it the right way. Just press Refresh, enter your login credentials and it's done. ...
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UCenter实现各系统通信的原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...URL地址。 2、uc_server的index.php接受参数数据,获得modeluser,actionsynlogin,就调用control目录下的 user.php类中的onsynlogin方法,通过foreach循环,以javascript的方式通知uc应用列表中的应用同步登录;即通过 get方式传递给应用目录...
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创业公司如何实施敏捷开发 - 资讯 - 清泛网 - 专注C/C++及内核技术

创业公司如何实施敏捷开发说起敏捷开发,并不是因敏捷而敏捷。这几年的敏捷开发已经被很多敏捷咨询服务商神话了,这个东西并不是神器,实施了就可以解决所有软件公...说起敏捷开发,并不是因敏捷而敏捷。这几年的...
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Image loaded event in for ng-src in AngularJS

... My answer: var img = new Image(); var imgUrl = "path_to_image.jpg"; img.src = imgUrl; img.onload = function () { $scope.pic = img.src; } share | improve this answer |...
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实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...

...大微博(新浪微博、腾讯微博、网易微博、搜狐微博)。了节约客户成本,硬件普通服务器:E5200 双核 2.5G cpu, 4 G DDR3 1333内存,硬盘 500G SATA 7200转硬盘。数据库mysql。在这样的条件下我们能否实现这个系统目标?当然如...
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请停下来重新想下 你究竟何创业? - 资讯 - 清泛网 - 专注C/C++及内核技术

请停下来重新想下 你究竟何创业?事实上,如今如果你不互联网唱颂歌,不积极想办法盈利的话,你就很难和大多数创业者产生共鸣了,没人愿意关注你。大概在12年前,我作联合创始人创立了Basecamp——一款极简的项目...
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Creating a Radial Menu in CSS

... html { overflow: hidden; background: url(http://i.imgur.com/AeFfmwL.jpg); } input { /* move offscreen */ -webkit-transform: translate(-100vw); -ms-transform: translate(-100vw); transform: translate(-100vw); /* avoid paint */ visibility: hidden; } input:ch...
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Why does Node.js' fs.readFile() return a buffer instead of string?

.... It could be a text file, but it could just as well be a ZIP archive or a JPG image — Node doesn't know. Because reading text files is tricky Even if Node knew it were to read a text file, it still would have no idea which character encoding is used (i.e. how the bytes in the file map to human-...