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Convert string to number and add one
I want to turn the value I get from the id into a number and add one to it then pass the new value into the dosomething() function to use. When I tried this and the value is one I get back 11 not 2.
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What's the difference between ES6 Map and WeakMap?
...s you see, after removing k1 key from the memory we can still access it inside the map. At the same time removing k2 key of WeakMap removes it from wm as well by reference.
That's why WeakMap hasn't enumerable methods like forEach, because there is no such thing as list of WeakMap keys, they are ju...
How to properly reuse connection to Mongodb across NodeJs application and modules
...tion should be open when app starts and reused between modules. My current idea of the best way is that server.js (main file where everything starts) connects to database and creates object variable that is passed to modules. Once connected this variable will be used by modules code as necessary a...
No IUserTokenProvider is registered
I recently updated Asp.Net Identity Core of my application form 1.0 to 2.0.
10 Answers
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How to install Android SDK Build Tools on the command line?
I want to setup the Android dev environment from command line, and encounter the following issue:
19 Answers
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When should I use UNSIGNED and SIGNED INT in MySQL?
...d ranges from about -n/2 to n/2.
In this case, you have an AUTO_INCREMENT ID column, so you would not have negatives. Thus, use UNSIGNED. If you do not use UNSIGNED for the AUTO_INCREMENT column, your maximum possible value will be half as high (and the negative half of the value range would go unu...
Iterating through a JSON object
...rate over something else, you'll have to iterate over something else. You didn't say what you wanted to iterate over. A Python tutorial would be a good place to find out what you can iterate over, and what it would do.
– Thomas Wouters
Apr 28 '10 at 23:42
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Android Layout with ListView and Buttons
...<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent" android:layout_height="fill_parent">
<Button android:layout_width="fill_parent"
android:layout_height="wrap_content" an...
Getting “A potentially dangerous Request.Path value was detected from the client (&)”
...ngs in config file
<system.web>
<httpRuntime requestPathInvalidCharacters="" requestValidationMode="2.0" />
<pages validateRequest="false" />
</system.web>
I would avoid using characters like '&' in URL path replacing them with underscores.
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How can I reorder my divs using only CSS?
...hat order in the HTML? Both div s contain data that varies in height and width.
24 Answers
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