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Exact difference between CharSequence and String in java [duplicate]
...tring as key type, not CharSequence, as map keys must not change. In other words, sometimes the immutable nature of String is essential.
Specific code snippet
As for the code you pasted: simply compile that, and have a look at the JVM bytecode using javap -v. There you will notice that both obj an...
Why is a div with “display: table-cell;” not affected by margin?
... display types other than table-caption, table and inline-table
In other words, the margin property is not applicable to display:table-cell elements.
Solution
Consider using the border-spacing property instead.
Note it should be applied to a parent element with a display:table layout and border...
How To: Best way to draw table in console app (C#)
... of table lines (several included and customizable), multi-line cells with word wrap, colors, columns growing based on content or percentage, text alignment etc.
† CsConsoleFormat was developed by me.
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Visual Studio 2010 always thinks project is out of date, but nothing has changed
... With C#, I could not find anything with "not up to date", the magic word seems to be "is newer than"
– Pete
Jul 17 '14 at 13:50
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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
...th an attribute name of attr whose value is a whitespace-separated list of words, one of which is exactly value.
https://developer.mozilla.org/en-US/docs/Web/CSS/Attribute_selectors
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How do I force Postgres to use a particular index?
...SQL's optimizer can re-evaluate the plan based on the statistics. In other words, what might be a good query plan today probably won't be a good query plan for all time, and index hints force a particular query plan for all time.
As a very blunt hammer, useful for testing, you can use the enable_se...
What is the difference between `git merge` and `git merge --no-ff`?
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one image always best than a thousand words !
– rupps
Dec 27 '18 at 12:52
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Read stream twice
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a word of warning when using ImageIO#read(java.net.URL): some webservers and CDNs might reject bare calls (i.e. without a User Agent that makes the server believe the call comes from a web browser) made by ImageIO#read. In that...
Should I use a class or dictionary?
...members) 2. behavior (methods) and 3. instance can be described in several words. Therefore classes are for bundling together state and behavior.
– friendzis
Jul 11 '13 at 6:16
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iOS: Compare two dates
...ver is
earlier in time than anotherDate,
NSOrderedAscending
In other words:
if ([date1 compare:date2] == NSOrderedSame) ...
Note that it might be easier in your particular case to read and write this :
if ([date2 isEqualToDate:date2]) ...
See Apple Documentation about this one.
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