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How to check the version before installing a package using apt-get?
...
OK, I found it.
apt-cache policy <package name> will show the version details.
It also shows which version is currently installed and which versions are available to install.
For example, apt-cache policy hylafax+
...
Is there a builtin identity function in python?
...And from Raymond Hettinger said there won't be:
Better to let people write their own trivial pass-throughs
and think about the signature and time costs.
So a better way to do it is actually (a lambda avoids naming the function):
_ = lambda *args: args
advantage: takes any number of param...
How to make ng-repeat filter out duplicate results
...om AngularUI (source code available here: AngularUI unique filter) and use it directly in the ng-options (or ng-repeat).
<select ng-model="orderProp" ng-options="place.category for place in places | unique:'category'">
<option value="0">Default</option>
// unique options f...
Is there an API to get bank transaction and bank balance? [closed]
...follow
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edited Oct 22 '16 at 2:14
Acumenus
35.7k1111 gold badges9999 silver badges9494 bronze badges
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Cannot overwrite model once compiled Mongoose
...ould do is instantiate the schema once, and then have a global object call it when it needs it.
For example:
user_model.js
var mongoose = require('mongoose');
var Schema = mongoose.Schema;
var userSchema = new Schema({
name:String,
email:String,
password:String,
phone:Number,
_e...
How do I set the default locale in the JVM?
...ur application is determined in three ways.
First, unless you have explicitly changed the default, the
Locale.getDefault() method returns the locale that was initially determined
by the Java Virtual Machine (JVM) when it first loaded. That is, the
JVM determines the default locale from the h...
Default value in Doctrine
...ted. The only way to use database default values is through the columnDefinition mapping attribute where you specify the SQL snippet (DEFAULT cause inclusive) for the column the field is mapped to.
You can use:
<?php
/**
* @Entity
*/
class myEntity {
/**
* @var string
*
* @...
How do I convert datetime to ISO 8601 in PHP
...01
Procedural
For older versions of PHP, or if you are more comfortable with procedural code.
echo date(DATE_ISO8601, strtotime('2010-12-30 23:21:46'));
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WAMP shows error 'MSVCR100.dll' is missing when install
...ual C++ Redistributable for Visual Studio 2012 Update 4
You can download it at:
https://www.microsoft.com/en-us/download/details.aspx?id=30679
There you can select the x86 or x64 version depending on your system
This article on the WampServer forums shows all the Microsoft Visual C++ runtime...
Get push notification while App in foreground iOS
...nter: UNUserNotificationCenter, willPresent notification: UNNotification, withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void)
{
completionHandler([.alert, .badge, .sound])
}
iOS 10, Swift 2.3 :
@available(iOS 10.0, *)
func userNotificationCenter...