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Explain the use of a bit vector for determining if all characters are unique
...ay be a little bit faster, because operations with bits are very low level and can be executed as-is by CPU. BitVector allows writing a little bit less cryptic code instead plus it can store more flags.
For future reference: bit vector is also known as bitSet or bitArray. Here are some links to thi...
Meaning of tilde in Linux bash (not home directory)
... `dirs +1`
~2 `dirs +2`
~-1 `dirs -1`
dirs and ~1, ~-1, etc., are used in conjunction with pushd and popd.
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IntelliJ IDEA way of editing multiple lines
I've seen this done in TextMate and I was wondering if there's a way to do it in IDEA.
20 Answers
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Generate a random date between two other dates
How would I generate a random date that has to be between two other given dates?
26 Answers
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How to uninstall Jenkins?
...an't find any hint anywhere. So how one is supposed to do that, in general and specifically on Mac?
8 Answers
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How to profile a bash shell script slow startup?
...bashstart.PID.log that shows the seconds.nanoseconds timestamp of each command that was executed. The difference from one time to the next is the amount of time that the intervening step took.
As you narrow things down, you can move set -x later and set +x earlier (or bracket several sections of in...
How do I delete multiple rows in Entity Framework (without foreach)
...ng Entity Framework. There isn't a foreign key / parent object so I can't handle this with OnDeleteCascade.
22 Answers
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How do I grant myself admin access to a local SQL Server instance?
... to access sql server's data by copying the data files to another machine (and then copying back if needed), so your only way around this is to limit administrative permissions only to the ones who deserve it..
– yoel halb
Oct 11 '12 at 20:18
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Assigning default values to shell variables with a single command in bash
... answered Jan 6 '10 at 14:36
Andrew McGregorAndrew McGregor
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Ignore with CSS?
...
With css, you can "hide" the br tags and they won't have an effect:
br {
display: none;
}
If you only want to hide some within a specific heading type, just make your css more specific.
h3 br {
display: none;
}
...