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How can I determine what font a browser is actually using to render some text?
...ntinspector.enabled, and set it to true." See developer.mozilla.org/en-US/docs/Tools/Page_Inspector/How_to/….
– Daniel Le
Jul 6 '16 at 14:05
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How to set auto increment primary key in PostgreSQL?
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A minor nitpick, SERIAL does create a sequence behind the scenes: postgresql.org/docs/9.2/static/…
– carbocation
Mar 17 '13 at 19:37
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How to achieve code folding effects in Emacs?
...y with emacs, as it has tools that explicitly implement the actions people do manually when folding code.
Most people have good success with simple incremental searches. See "foo" mentioned somewhere? Type C-sfoo, find the definition, press enter, read it, and then press C-x C-x to go back to wher...
How can I loop through a C++ map of maps?
... are outdated as of C++11 - you can use a ranged based for loop and simply do:
std::map<std::string, std::map<std::string, std::string>> mymap;
for(auto const &ent1 : mymap) {
// ent1.first is the first key
for(auto const &ent2 : ent1.second) {
// ent2.first is the seco...
How to create EditText with cross(x) button at end of it?
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this is a inefficient way of doing it. yanchenko's answer is right approach of using compound drawables.
– numan salati
Apr 10 '13 at 15:48
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What is the strict aliasing rule?
... the strict aliasing rule buys the compiler. Basically, with this rule, it doesn't have to think about inserting instructions to refresh the contents of buff every run of the loop. Instead, when optimizing, with some annoyingly unenforced assumptions about aliasing, it can omit those instructions, l...
How does Java Garbage Collection work with Circular References?
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Do you have a reference for that? It's hard to test it.
– tangens
Dec 15 '09 at 20:38
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Create Windows service from executable
Is there any quick way to, given an executable file, create a Windows service that, when started, launches it?
8 Answers
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Deep copy of a dict in python
... a deep copy of a dict in python. Unfortunately the .deepcopy() method doesn't exist for the dict . How do I do that?
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What's the difference between QMainWindow, QWidget and QDialog?
What's the difference between QMainWindow, QWidget and QDialog?
2 Answers
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