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How to declare a global variable in JavaScript?
...ar = "This is global!";
While it is possible to define a global variable by just omitting var (assuming there is no local variable of the same name), doing so generates an implicit global, which is a bad thing to do and would generate an error in strict mode.
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What are the differences between the BLOB and TEXT datatypes in MySQL?
...character set they have associated with time. BLOB and BINARY simply store bytes.
BLOB is used for storing binary data while Text is used to store large string.
BLOB values are treated as binary strings (byte strings). They have no character set, and sorting and comparison are based on the numeric...
.NET 4.0 build issues on CI server
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How do I remove an array item in TypeScript?
...task because it is a safe way to get the desired effect without confusing side effects.
– Elianora
Feb 28 '18 at 4:23
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Validate that end date is greater than start date with jQuery
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The date values from the text fields can be fetched by jquery's .val() Method like
var datestr1 = $('#datefield1-id').val();
var datestr2 = $('#datefield2-id').val();
I'd strongly recommend to parse the date strings before comparing them. Javascript's Date object has a pars...
ant warning: “'includeantruntime' was not set”
...om/t/503097/tools/warning-includeantruntime-was-not-set:
That's caused by a misfeature
introduced in Ant 1.8. Just add an
attribute of that name to the javac
task, set it to false, and forget it
ever happened.
From http://ant.apache.org/manual/Tasks/javac.html:
Whether to include t...
What is the difference between google tag manager and google analytics?
... feature.)
Google Tag Manager makes it easier to manage this mess of tags by letting you define rules for when your tags should fire. It also lets you test your tags to make sure they go off when you load the right page or click a certain button. This is done by putting the Tag Manager's code on ...
What are best practices that you use when writing Objective-C and Cocoa? [closed]
...refix "private" class variables. After all, if a variable can be accessed by other classes shouldn't there be a property for it? I always disliked the "_" prefix for making code uglier, and now I can leave it out.
2) Speaking of private things, I prefer to place private method definitions within ...
Android image caching
...tent() method because 304 responses don't have an associated response body by RFC standard.
– TheRealChx101
Jul 16 '19 at 16:58
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TSQL - Cast string to integer or return default value
... INT) ELSE NULL END
-- returns NULL
ISNUMERIC() has a few issues pointed by Fedor Hajdu.
It returns true for strings like $ (is currency), , or . (both are separators), + and -.
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