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Calculating width from percent to pixel then minus by pixel in LESS CSS
...ou happen to know how I could divide an unkown width of a container (let's call it div.categories) into 4 equal parts, using LESS?
– Shawn Spencer
Feb 10 '15 at 19:13
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What columns generally make good indexes?
...re I am attempting to learn about indexes, what columns are good index candidates? Specifically for an MS SQL database?
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Read data from SqlDataReader
...r the firstt column on the table. I have a table with 3 columns in order: ID, Dir, Email. My command selects dir and email. Will reader.GetStrting(0) retrieve dir or ID? Are the indexes based off the table itself on SQL Server or off the query you executed to select columns from a table?
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How do I show a Save As dialog in WPF?
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You just need to create a SaveFileDialog, and call its ShowDialog method.
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Java - Including variables within strings?
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This is called string interpolation; it doesn't exist as such in Java.
One approach is to use String.format:
String string = String.format("A string %s", aVariable);
Another approach is to use a templating library such as Velocit...
Catching an exception while using a Python 'with' statement
... print 'oops'
If you want different handling for errors from the open call vs the working code you could do:
try:
f = open('foo.txt')
except IOError:
print('error')
else:
with f:
print f.readlines()
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
...ng to click the check mark under the best answer to your question, this is called "accepting" it.)
– zwol
Aug 18 '10 at 22:26
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Python Pandas merge only certain columns
...ge selected columns from two tables.
If table_1 contains t1_a,t1_b,t1_c..,id,..t1_z columns,
and table_2 contains t2_a, t2_b, t2_c..., id,..t2_z columns,
and only t1_a, id, t2_a are required in the final table, then
mergedCSV = table_1[['t1_a','id']].merge(table_2[['t2_a','id']], on = 'id',how = '...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...he NDK documents. Ever since the release NDK-r6, it has provided a utility called ndk-stack.
Following is the content from official NDK documents with the NDK-r9 tar ball.
Overview:
ndk-stack is a simple tool that allows you to filter stack traces as they appear in the output of 'adb logcat' and ...
Why is it wrong to use std::auto_ptr with standard containers?
...element must be able to be assigned or copied and the two elements are logically independent. std::auto_ptr does not fulfill this requirement.
Take for example this code:
class X
{
};
std::vector<std::auto_ptr<X> > vecX;
vecX.push_back(new X);
std::auto_ptr<X> pX = vecX[0]; //...