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The difference between try/catch/throw and try/catch(e)/throw e
...he method containing that try-catch block.
Which one should you use? It really depends on each case.
Let's say you have a Person class with a .Save() method that will persist it into a database. Let's say that your application executes the Person.Save() method somewhere. If your DB refuses to save...
What does android:layout_weight mean?
... You do need the 0px. Example: you want to implement a table with two equally-sized columns. Each table row is a horizontal linear layout with two "table cells" (for example, TextViews), each one having layout_weight=.5. If you specify layout_width="wrap_content" on the "table cells," the conten...
Package structure for a Java project?
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You could follow maven's standard project layout. You don't have to actually use maven, but it would make the transition easier in the future (if necessary). Plus, other developers will be used to seeing that layout, since many open source projects are layed out this way,
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How to use > in an xargs command?
...2k because when you don't use -0, xargs will take your filenames and break all the spaces, quotes and backslashes in them. You should just forget about xargs as a tool. If you have lines, use a bash loop to iterate the lines: while read line; do <command> "$REPLY"; done < file-with-lines...
How to initialize a JavaScript Date to a particular time zone
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Background
JavaScript's Date object tracks time in UTC internally, but typically accepts input and produces output in the local time of the computer it's running on. It has very few facilities for working with time in other time zones.
The internal representation of a Date object is a...
How does git merge after cherry-pick work?
...mit as a patch (and fail, for the exact reason you described), Git is generally able to handle this scenario.
When merging, Git will try to combine the snapshots of both HEAD commits into a new snapshot. If a portion of code or a file is identical in both snapshots (i.e. because a commit was alread...
How does Duff's device work?
...he article on Wikipedia on the Duff's device , and I don't get it. I am really interested, but I've read the explanation there a couple of times and I still don't get it how the Duff's device works.
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What is the difference between \r and \n?
...ngs like \a "bell", \b "backspace" (not to be confused with "delete"), and all the other control characters needed to communicate with a tty.
– erjiang
Aug 14 '09 at 19:48
37
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I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
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Rebase or revert are the options. Rebase will actually remove the commit from the history so it will look like that second commit never existed. This will be a problem if you've pushed the master branch out to any other repos. If you try to push after a rebase in this case, ...
How to check if an int is a null
I have an object called Person .
8 Answers
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