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Disable building workspace process in Eclipse
... i disable it because it is taking a long time to complete and i dont know if it is necessary. Thank you
4 Answers
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printf with std::string?
...rloading:
std::cout << "Follow this command: " << myString;
If, for some reason, you need to extract the C-style string, you can use the c_str() method of std::string to get a const char * that is null-terminated. Using your example:
#include <iostream>
#include <string>
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setNeedsLayout vs. setNeedsUpdateConstraints and layoutIfNeeded vs updateConstraintsIfNeeded
I know that the auto layout chain consists in basically 3 different process.
2 Answers
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How can I create a link to a local file on a locally-run web page?
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You need to use the file:/// protocol (yes, that's three slashes) if you want to link to local files.
<a href="file:///C:\Programs\sort.mw">Link 1</a>
<a href="file:///C:\Videos\lecture.mp4">Link 2</a>
These will never open the file in your local applications auto...
How to re-raise an exception in nested try/except blocks?
I know that if I want to re-raise an exception, I simple use raise without arguments in the respective except block. But given a nested expression like
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Border for an Image view in Android?
...droid:width="0.7dp"
android:color="#b4b4b4" />
</shape>
if you want to give rounded corner to the border of image then you may change a line in border.xml file
<corners android:radius="4dp" />
shar...
How do I filter ForeignKey choices in a Django ModelForm?
...et to the field's queryset attribute. Depends on how your form is built. If you build an explicit form, you'll have fields named directly.
form.rate.queryset = Rate.objects.filter(company_id=the_company.id)
If you take the default ModelForm object, form.fields["rate"].queryset = ...
This is d...
C/C++ maximum stack size of program
...t for a DFS algorithm.
Most compilers including Visual Studio let you specify the stack size. On some (all?) linux flavours the stack size isn't part of the executable but an environment variable in the OS. You can then check the stack size with ulimit -s and set it to a new value with for example ...
Efficiently updating database using SQLAlchemy ORM
...d plain SQL in the same transaction. Basically, from one side, ORM data modifications will only hit the database when you flush the changes from your session. From the other side, SQL data manipulation statements don't affect the objects that are in your session.
So if you say
for c in session.que...
Export query result to .csv file in SQL Server 2008
...comma-delimited text.
To save the results of a query to a file: Ctrl + Shift + F
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