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How to declare a variable in MySQL?
...be set at server startup using options on the command line or in an option file.
Most of them can be changed dynamically while the server is running using SET GLOBAL or SET SESSION:
-- Syntax to Set value to a Global variable:
SET GLOBAL sort_buffer_size=1000000;
SET @@global.sort_buffer_size=1000...
What permission do I need to access Internet from an Android application?
...
Add the INTERNET permission to your manifest file.
You have to add this line:
<uses-permission android:name="android.permission.INTERNET" />
outside the application tag in your AndroidManifest.xml
...
is_null($x) vs $x === null in PHP [duplicate]
...at same cost, and always will. Care less is worse than care more in a 50k+ files app.
– Aleksandr Makov
Aug 17 '15 at 13:21
9
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Launch an app from within another (iPhone)
...ing a button. The solution to do this is:
In SecondApp
Go to the plist file of SecondApp and you need to add a URL Schemes with a string iOSDevTips(of course you can write another string.it's up to you).
2
. In FirstApp
Create a button with the below action:
- (void)buttonPressed:(UIButton...
Extract substring in Bash
Given a filename in the form someletters_12345_moreleters.ext , I want to extract the 5 digits and put them into a variable.
...
Android: Test Push Notification online (Google Cloud Messaging) [closed]
...droid and iOS. Easy to use simple website pushtry.com 1. Select you .p12 file 2. Enter device token3 3. Select environment Sandbox or production 4. Enter message 5. Send
– Arvind
Aug 22 '16 at 6:11
...
No 'Access-Control-Allow-Origin' - Node / Apache Port Issue
...cy in your project:
npm i --save cors
Add to your server configuration file the following:
var cors = require('cors');
app.use(cors());
It works for me with 2.8.4 cors version.
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improv...
Prompt Dialog in Windows Forms
... be the code:
var t = new TextPrompt(this, "Type the name of the settings file:");
t.ShowDialog()
;
This way, the code looks cleaner:
If validation logic is added.
If various other input types are added.
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Difference between getContext() , getApplicationContext() , getBaseContext() and “this”
...functions provided by Context including code to access resources (e.g. openFileInput(), getString()), interact with other components (e.g. sendBroadcast(), registerReceiver()), requests permissions (e.g. checkCallingOrSelfPermission()) and resolving file system locations (e.g. getFilesDir()). Contex...
How to list empty folders in linux
... Empty dirs in current dir: find . -type d -empty. In addition, empty files: find . -type f -empty in current dir and deeper.
– starikovs
Apr 28 '15 at 9:09
26
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