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How do I make an HTML button not reload the page
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This works well, and particularly in the case of Chrome (for which the accepted answer doesn't)
– hobailey
Mar 3 '16 at 14:15
3
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How to create a Menubar application for Mac
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NSStatusItem is what you are looking for. Also add LSUIElement with string value of 1 to your Info.plist to hide it from Dock.
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Eclipse error “ADB server didn't ACK, failed to start daemon”
... my computer.
Step 3:
Again, restart eclipse then solved that problem.
For those using OS X
killall adb
For those using Windows
adb kill-server
should do the trick.
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How to delete migration files in Rails 3
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I usually:
Perform a rake db:migrate VERSION=XXX on all environments, to the version before the one I want to delete.
Delete the migration file manually.
If there are pending migrations (i.e., the migration I removed was not the last one),...
Get all related Django model objects
How can I get a list of all the model objects that have a ForeignKey pointing to an object? (Something like the delete confirmation page in the Django admin before DELETE CASCADE).
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数据存储组件 · App Inventor 2 中文网
...程序。兼容模式可用于旧的应用程序（新约束之前）Android 上的文件访问。
行数据
获取当前已加载的源文件的行数据列表。
源文件
设置数据解析的源文件，然后异步解析文件。结果存储在 列数据 、行数据 及 列名列表 ...
MySQL - Make an existing Field Unique
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ALTER IGNORE TABLE mytbl ADD UNIQUE (columnName);
For MySQL 5.7.4 or later:
ALTER TABLE mytbl ADD UNIQUE (columnName);
As of MySQL 5.7.4, the IGNORE clause for ALTER TABLE is removed and
its use produces an error.
So, make sure to remove duplicate entries first as ...
Intellij shortcut to convert code to upper or lower case?
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Ctrl + Shift + U
In the future try typing: Ctrl + Shift + A and look for any actions you like. Here: Toggle Case.
Or ⌘ Command + Shift + U if you are using Mac OSX.
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Get the client's IP address in socket.io
... git hub to figure this one out, but the following code does actually work for me now:
var io = require('socket.io').listen(server);
io.sockets.on('connection', function (socket) {
var address = socket.handshake.address;
console.log('New connection from ' + address.address + ':' + address.port...
WCF chokes on properties with no “set ”. Any workaround?
... Thanks, glad it was useful! This actually is just one of several uses for this trick. Since getters and setters are technically functions, you can also use this same technique to provide custom serialization of primitive types (perhaps a custom time format in XML) without needing to wield the ...