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Is there a PHP function that can escape regex patterns before they are applied?
...
preg_quote() is what you are looking for:
Description
string preg_quote ( string $str [, string $delimiter = NULL ] )
preg_quote() takes str and puts a
backslash in front of every character
that is part of the regular expression
syntax. This is useful if you have a
...
Difference between “read commited” and “repeatable read”
...es not block concurrent updates. However, that benefit comes with a price: extra server resource consumption.
Supplemental reads:
Isolation Levels in the Database Engine
Concurrency Effects
Choosing Row Versioning-based Isolation Levels
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The model backing the context has changed since the database was created
...you or anyone get the Invalid object name 'dbo.Table check your connection string attachDbFilename and initial catalog
– benscabbia
Jan 12 '17 at 7:28
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Plotting two variables as lines using ggplot2 on the same graph
...equires a simple ggplot() call to produce the plot you wanted with all the extras (one reason why higher-level plotting packages like lattice and ggplot2 are so useful):
require(ggplot2)
p <- ggplot(stacked, aes(Dates, value, colour = variable))
p + geom_line()
I'll leave it to you to tidy up ...
Bubble Sort Homework
...each turn. The heaviest is already placed last. The swapped variable is an extra check so we can mark that the list is now sorted and avoid continuing with unnecessary calculations.
def bubble(badList):
length = len(badList)
for i in range(0,length):
swapped = False
for elem...
How can I generate Javadoc comments in Eclipse? [duplicate]
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It's on my Eclipse, and the only extra things I've installed are Google Web Toolkit and FindBugs. (This is Ganymede, not Europa. Maybe you need to upgrade?)
– Paul Tomblin
Nov 21 '09 at 23:56
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Header files for x86 SIMD intrinsics
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These days you should normally just include <immintrin.h>. It includes everything.
GCC and clang will stop you from using intrinsics for instructions you haven't enabled at compile time (e.g. with -march=native or -mavx2 -mbmi2 -mpopcnt -mfma ...
Flexbox: center horizontally and vertically
...ligns a flex container’s lines within the
flex container when there is extra space in the cross-axis, similar to
how justify-content aligns individual items within the main-axis.
Note, this property has no effect on a single-line flex container.
More details here: How does flex-wrap work w...
CSS: how do I create a gap between rows in a table?
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This creates extra space inside the table row. If the table rows have colors that will not look good.
– Kokodoko
How to write a UTF-8 file with Java?
...(
new FileOutputStream("outfilename"), "UTF-8"));
try {
out.write(aString);
} finally {
out.close();
}
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