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Is inject the same thing as reduce in ruby?
...hematics. Ruby aliases a lot in order to be intuitive to programmers with different backgrounds. If you want to use #length on an Array, you can. If you want to use #size, that's fine too!
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i...
Remove all occurrences of a value from a list?
... The code for habnabit's suggestion looks like this: [y for y in x if y != 2]
– coredumperror
Apr 22 '13 at 22:12
...
ADB Android Device Unauthorized
...k if you are agree to connect the computer id.
You need to confirm it.
5. Now Check the device
It is now authorized!
adb devices
<ANDROID_SDK_HOME>\platform-tools>adb devices
List of devices attached
4df798d76f98cf6d device
...
我的待办清单 · App Inventor 2 中文网
...然变了，屏幕却不会马上更新。
when 按钮_添加.Click() {
if isempty(文本输入框_任务.Text) {
标签_计数.Text = "先输入一项任务"
} else {
listadd(待办事项, 文本输入框_任务.Text)
微数据库1.StoreValue("任务", 待办事项)
文本输...
PHP CURL DELETE request
...
I finally solved this myself. If anyone else is having this problem, here is my solution:
I created a new method:
public function curl_del($path)
{
$url = $this->__url.$path;
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
cur...
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack
... requires a parameter before the varargs list, so the prototype f(...) specifically allowed by C++ is useless. Cross-referencing with C99, it is illegal in plain C. So, this is most bizarre.
Usage note
By request, here is a demonstration of the double ellipsis:
#include <cstdio>
#include &l...
How to create a date and time picker in Android? [closed]
...
There is nothing built into Android that offers this.
EDIT: Andriod now offers built-in pickers. Check @Oded answer
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Getting the SQL from a Django QuerySet [duplicate]
...lter(last_name__icontains = 'ax').query
It should also be mentioned that if you have DEBUG = True, then all of your queries are logged, and you can get them by accessing connection.queries:
from django.db import connections
connections['default'].queries
The django debug toolbar project uses th...
Get the latest record from mongodb collection
...
This is a rehash of the previous answer but it's more likely to work on different mongodb versions.
db.collection.find().limit(1).sort({$natural:-1})
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How to get multiple selected values of select box in php?
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If you want PHP to treat $_GET['select2'] as an array of options just add square brackets to the name of the select element like this: <select name="select2[]" multiple …
Then you can acces the array in your PHP script
...