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How to delete all records from table in sqlite with Android?
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db.delete(TABLE_NAME, null, null);
or, if you want the function to return the count of deleted rows,
db.delete(TABLE_NAME, "1", null);
From the documentation of SQLiteDatabase delete method:
To remove all rows and get a count pass "1" as the whereClause.
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ASP.NET MVC 5 vs. AngularJS / ASP.NET WebAPI [closed]
...ence the evolution of ASP.NET from web forms, to MVC etc. It's not really difficult for developers to get to grips with HTML and use an angular front end, moreover this makes UI designers jobs easier, they have pure HTML and JSON/Javascript, they don't need to go about understanding MVC, Razor, cont...
How do you remove the root CA certificate that fiddler installs
Fiddler helpfully offers to add a unique root CA certificate to intercept HTTPS traffic.
4 Answers
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How to convert a ruby hash object to JSON?
...lain Object. But you can inherit Hash instead. You can open a new question if you don't manage.
– Mladen Jablanović
Jul 6 '10 at 17:05
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SwipeRefresh 拓展：下拉刷新 · App Inventor 2 中文网
...鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e.clientY - offsetY) + 'px'; }; // 鼠标释放时停止拖动 document.onmouseup = function(...
ERROR: permission denied for sequence cities_id_seq using Postgres
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StackExchange.ifUsing("editor", function () {
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StackExchange.snippets.init();
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How to add a separator to a WinForms ContextMenu?
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If you are using the Designer, place a single hyphen "-" as text the same way you would name your menu items. After hitting enter, the separator will be created.
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HC-05/BLE 蓝牙通信数据乱码？接收到的中文乱码？乱码的原理及解决思路 · ...
...鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e.clientY - offsetY) + 'px'; }; // 鼠标释放时停止拖动 document.onmouseup = function(...
App Inventor 2 TaifunBattery 电池管理器拓展：获取电量、电池健康状态、...
...索 App Inventor 2 TaifunBattery 电池管理器拓展：获取电量、电池健康状态、电池剩余容量等
TaifunBattery 电池管理器拓展
属性
事件
示例App: 电...
App Inventor 2 社区精华问答 · App Inventor 2 中文网
...larger than 30 MB. Yours is 36.88 MB.
【解决】Component does not specify permissionConstraints
Your build failed due to an error in the AAPT stage
appinventor2中求某个值在列表中的索引用什么方法？
在app inventor中如果需要退出应用，需要调用哪句代码？
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