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What is the difference between a “function” and a “procedure”?
...and() or print("Hello"), etc. are not functions but procedures.
While sqrt(2.0) should be a function: there is no observable effect or state change no matter how often one calls it and it returns always 1.41 and some.
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How can I convert the “arguments” object to an array in JavaScript?
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In recent Firefox versions (2.0?) and ECMAScript 5, there's an Array.slice method that make this a little simpler. You would call it like this: var arge = Array.slice(arguments, 0);.
– Matthew Crumley
Jun 7 '09 at ...
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
...l 'abc'
AS accent sensitive, so 'ü' does not equal 'u'
P.S. For more detailed information be sure to read @solomon-rutzky's answer.
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Limit labels number on Chart.js line chart
...cording to the chart.js github issue #12. Current solutions include:
Use 2.0 alpha (not production)
Hide x-axis at all when it becames too crowd (cannot accept at all)
manually control label skip of x-axis (not in responsive page)
However, after a few minutes, I thinks there's a better solution....
How to tell PowerShell to wait for each command to end before starting the next?
... -NoNewWindow -PassThru
$proc.WaitForExit()
Another option in PowerShell 2.0 is to use a background job:
$job = Start-Job { invoke command here }
Wait-Job $job
Receive-Job $job
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What's the best way to store co-ordinates (longitude/latitude, from Google Maps) in SQL Server?
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Fair Warning still applies Entity Framework Core 2.0 github.com/aspnet/EntityFrameworkCore/issues/1100
– ono2012
Oct 30 '17 at 19:23
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
... 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 App Inventor 2 SQLite 拓展：超流...
Programmatically get own phone number in iOS
...perty(nonatomic,readonly,retain) NSString *systemVersion; // e.g. @"2.0"
@property(nonatomic,readonly) UIDeviceOrientation orientation; // return current device orientation
@property(nonatomic,readonly,retain) NSString *uniqueIdentifier; // a string unique to each device based on va...
Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
...sion.fetch(:comments, {}).fetch(@comment.id, {})["temp_value"]
From Ruby 2.0, you can do:
@myvar = session[:comments].to_h[@comment.id].to_h["temp_value"]
From Ruby 2.3, you can do:
@myvar = session.dig(:comments, @comment.id, "temp_value")
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Why can't variable names start with numbers?
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Well think about this:
int 2d = 42;
double a = 2d;
What is a? 2.0? or 42?
Hint, if you don't get it, d after a number means the number before it is a double literal
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