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Concatenating string and integer in python
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Modern string formatting:
"{} and {}".format("string", 1)
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Pythonic way of checking if a condition holds for any element of a list
I have a list in Python, and I want to check if any elements are negative. Specman has the has() method for lists which does:
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Custom dealloc and ARC (Objective-C)
...ing ARC, you simply do not call [super dealloc] explicitly - the compiler handles it for you (as described in the Clang LLVM ARC document, chapter 7.1.2):
- (void) dealloc
{
[observer unregisterObject:self];
// [super dealloc]; //(provided by the compiler)
}
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Copy table without copying data
copies the table foo and duplicates it as a new table called bar .
4 Answers
4
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How to escape a JSON string to have it in a URL?
...forum/?fromgroups=#!topic/nodejs/ivdZuGCF86Q
shows benchmarks for encoding and parsing.
Note: After testing, it looks like jsurl.js library uses ECMAScript 5 functions such as Object.keys, Array.map, and Array.filter. Therefore, it will only work on modern browsers (no ie 8 and under). However, are...
Assign multiple columns using := in data.table, by group
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Thanks for this answer and the examples. How should I modify the following line in order to get two columns for each objectName from the dim output, rather than one column with two rows? data.table(objectName=ls())[,c("rows","cols"):=dim(get(objec...
Bulk package updates using Conda
Is there a way (using conda update) that I can list outdated packages and select or bulk update (compatible) packages in Anaconda?
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difference between socket programming and Http programming
What is the difference between socket programming and Http programming? can anyone help please?
5 Answers
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Scope of sessionStorage and localStorage
I read some documentation on sessionStorage and localStorage, but I don't understand what the scope is: the domain, a specific page?
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Jquery to change form action
I have two buttons in a form and two different pages have to be called when they are clicked. when button1 is clicked then page1 must be loaded and when button2 is clicked then page2 must be loaded. i know how to do this in javascript but i have no clue about how to do this in jquery.Can any one he...