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How do I convert a String to an int in Java?
... you look at the Java documentation you'll notice the "catch" is that this function can throw a NumberFormatException, which of course you have to handle:
int foo;
try {
foo = Integer.parseInt(myString);
}
catch (NumberFormatException e)
{
foo = 0;
}
(This treatment defaults a malformed numbe...
App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
...计的轻量级协议，基于TCP协议实现。
MQTT 协议文档：https://mqtt.org/
虽然 App Inventor 有现成的 MQTT 扩展，但它们需要额外的 JavaScript 或外部配置文件。此处介绍的 MQTT 客户端组件完全独立工作，不需要任何外部元素。...
How to correct TypeError: Unicode-objects must be encoded before hashing?
...PY3):
import hashlib, os
password_salt = os.urandom(32).hex()
password = '12345'
hash = hashlib.sha512()
hash.update(('%s%s' % (password_salt, password)).encode('utf-8'))
password_hash = hash.hexdigest()
share
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...
Is there a way of making strings file-path safe in c#?
...emove the bad characters from these strings or do I need to write a custom function for this?
14 Answers
...
Load multiple packages at once
...
Several permutations of your proposed functions do work -- but only if you specify the character.only argument to be TRUE. Quick example:
lapply(x, require, character.only = TRUE)
share...
What is the difference between Ruby 1.8 and Ruby 1.9
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to print a groupby object
...dited Aug 24 '18 at 13:39
Seanny123
5,70277 gold badges4949 silver badges100100 bronze badges
answered Apr 30 '16 at 6:59
...
How to find all occurrences of an element in a list?
...
123
While not a solution for lists directly, numpy really shines for this sort of thing:
import n...
Full Screen DialogFragment in Android
...() {
return R.style.FullScreenDialog;
}
Alternative solution
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setStyle(DialogFragment.STYLE_NO_FRAME, R.style.FullScreenDialog)
}
...
Can you use @Autowired with static fields?
...
123
In short, no. You cannot autowire or manually wire static fields in Spring. You'll have to wri...