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How do I escape a single quote in SQL Server?
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So, if I have a text containing 10k words it'll be necessary I replace all my text?
– Vinicius Lima
Feb 14 '14 at 22:26
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Regular expression to extract text between square brackets
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\[(.*?)\]
Explanation:
\[ : [ is a meta char and needs to be escaped if you want to match it literally.
(.*?) : match everything in a non-greedy way and capture it.
\] : ] is a meta char and needs to be escaped if you want to match it literally.
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How can I export the schema of a database in PostgreSQL?
... a Windows machine but I'm pretty sure from memory that's the command. See if the help works for you too.
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Select rows of a matrix that meet a condition
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This is easier to do if you convert your matrix to a data frame using as.data.frame(). In that case the previous answers (using subset or m$three) will work, otherwise they will not.
To perform the operation on a matrix, you can define a column...
How to iterate over the files of a certain directory, in Java? [duplicate]
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If you have the directory name in myDirectoryPath,
import java.io.File;
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File dir = new File(myDirectoryPath);
File[] directoryListing = dir.listFiles();
if (directoryListing != null) {
for (File child : directo...
Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
...ou append "Async" to the names of methods that have an
Async or async modifier.
http://msdn.microsoft.com/en-us/library/hh191443.aspx#BKMK_NamingConvention
Which doesn't even mention that your own asynchronous methods returning Task need the Async suffix, which I think we all agree they do.
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Where does Android emulator store SQLite database?
...best off using adb from the command line to jack into a running emulator. If you can get the specific directory and filename, you can do an "adb pull" to get the database file off of the emulator and onto your regular hard drive.
Edit: Removed suggestion that this works for unrooted devices too - ...
Is there a better way to run a command N times in bash?
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If you have LOTS of iterations, the form with for (n=0;n<k;n++)) may be better; I suspect {1..k} will materialize a string with all those integers separated by spaces.
– Joe Koberg
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AsyncTask and error handling on Android
...s in the main UI thread. What's unclear to me is how to handle exceptions if something goes haywire in AsyncTask#doInBackground .
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Store output of subprocess.Popen call in a string
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if you want to get error stream add stderr: p = subprocess.Popen(["ntpq", "-p"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
– Timofey
May 27 '14 at 12:29
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