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What are the effects of exceptions on performance in Java?
Question: Is exception handling in Java actually slow?
18 Answers
18
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Get a list of URLs from a site [closed]
I'm deploying a replacement site for a client but they don't want all their old pages to end in 404s. Keeping the old URL structure wasn't possible because it was hideous.
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Center/Set Zoom of Map to cover all visible Markers?
I am setting multiple markers on my map and I can set statically the zoom levels and the center but what I want is, to cover all the markers and zoom as much as possible having all markets visible
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JavaScript - Replace all commas in a string [duplicate]
...a.k.a. "global search"). The algorithm is simple: regular expression finds ALL matches (here commas) in the given string. More information about regular expressions in JavaScript you can find in MDN.
– VisioN
Nov 5 '15 at 8:37
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Row count with PDO
... question, the only reason mysql_num_rows() worked is because it was internally fetching all the rows to give you that information, even if it didn't seem like it to you.
So in PDO, your options are:
Use PDO's fetchAll() function to fetch all the rows into an array, then use count() on it.
Do an ex...
Get a list of all the files in a directory (recursive)
... file ->
list << file
}
Afterwards the list variable contains all files (java.io.File) of the given directory and its subdirectories:
list.each {
println it.path
}
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Output data from all columns in a dataframe in pandas [duplicate]
...ramdata.values isn't a good solution, because probably numpy will not show all too (depending on the size) and the index information is lost.
– bmu
Jul 22 '12 at 15:46
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How do I 'svn add' all unversioned files to SVN?
I'm looking for a good way to automatically 'svn add' all unversioned files in a working copy to my SVN repository.
19 An...
How to delete all files and folders in a directory?
Using C#, how can I delete all files and folders from a directory, but still keep the root directory?
29 Answers
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Insert a commit before the root commit in Git?
...nd:
git checkout --orphan newroot
git rm -rf .
git clean -fd
git commit --allow-empty -m 'root commit'
Note that on very old versions of Git that lack the --orphan switch to checkout, you have to replace the first line with this:
git symbolic-ref HEAD refs/heads/newroot
2. Rewrite history to s...