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What does yield mean in PHP?
...
simple example
<?php
echo '#start main# ';
function a(){
echo '{start[';
for($i=1; $i<=9; $i++)
yield $i;
echo ']end} ';
}
foreach(a() as $v)
echo $v.',';
echo '#end main#';
?>
output
#start main# {start[1,2,3,4,5,6,7,8,...
How to run an EXE file in PowerShell with parameters with spaces and quotes
...
When PowerShell sees a command starting with a string it just evaluates the string, that is, it typically echos it to the screen, for example:
PS> "Hello World"
Hello World
If you want PowerShell to interpret the string as a command name then use the...
Sequelize.js: how to use migrations and sync
...nostic migration tool for Node.JS to perform pending migrations before app starts.
You can get a list of pending/not yet executed migrations like this:
umzug.pending().then(function (migrations) {
// "migrations" will be an Array with the names of
// pending migrations.
});
Then execute mig...
Auto-fit TextView for Android
... if (!mInitializedDimens) {
return;
}
int startSize = (int) mMinTextSize;
int heightLimit = getMeasuredHeight() - getCompoundPaddingBottom()
- getCompoundPaddingTop();
mWidthLimit = getMeasuredWidth() - getCompoundPaddingLeft()
...
Is it possible to start a shell session in a running container (without ssh)
...to the container and be presented with the supervisorctl interface to stop/start/restart and check logs.
If that should not suffice, you can Ctrl+D and you will drop into a shell that will allow you to have a peek around as if it was a normal system.
PLEASE DO ALSO TAKE INTO ACCOUNT that this syste...
How do I escape ampersands in batch files?
...s in a batch file (or from the
Windows command line) in order to use the start command to
open web pages with ampersands in the URL?
...
Git diff -w ignore whitespace only at start & end of lines
... of lines. How could I only ignore whitespace differences that come at the start (^) or end ($) of lines?
2 Answers
...
Running multiple async tasks and waiting for them all to complete
... When I try this my tasks run sequentially? Does one have to start each task individually before await Task.WhenAll(task1, task2); ?
– Zapnologica
Aug 22 '16 at 8:04
...
How to create war files
...w the contents is actually structured.
The J2EE/Java EE tutorial can be a start:
http://java.sun.com/j2ee/tutorial/1_3-fcs/doc/WebComponents3.html
And the Servlet specification contains the gory details:
http://java.sun.com/products/servlet/download.html
If you create a new web project in Eclip...
Learn C first before learning Objective-C [closed]
...g to Obj-C. I have many colleagues who never were real C programmers, they started with Obj-C and learned only as much C as necessary.
Every now and then I see how they solve a problem entirely in Obj-C, sometimes resulting in a very clumsy solutions. Usually I then replace some Obj-C code with pur...