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What is the use of the %n format specifier in C?
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@jamesdlin: My mistake. I'm sorry.. I didn't know where I read that.
– Jack
Jun 20 '14 at 18:22
1
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What is referential transparency?
...uages" is available on the web. It is a beautiful paper and everybody can read and understand it. So, please do so. You will be much enlightened. He introduces the term "referential transparency" in this paragraph:
One of the most useful properties of expressions is that called by Quine refe...
When do we need curly braces around shell variables?
...without $ and without {}. You have to use
var=10
to assign. In order to read from the variable (in other words, 'expand' the variable), you must use $.
$var # use the variable
${var} # same as above
${var}bar # expand var, and append "bar" too
$varbar # same as ${varbar}, i.e expand a ...
Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
...lds. Reordering the fields would make it impossible for C code to directly read or write the header (assuming the ZIP implementation would like to access the data directly):
struct __attribute__((__packed__)) LocalFileHeader {
uint32_t signature;
uint16_t minVersion, flag, method, modTime, ...
Importance of varchar length in MySQL table
... everyone interesting in MySQL storage (about CHAR and VARCHAR) should read the link mentioned in this answer. Thanks!
– Pascal
Feb 25 '16 at 9:21
add a comment
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Android : Check whether the phone is dual SIM
... String imeiSIM2 = telephonyInfo.getImsiSIM2();
boolean isSIM1Ready = telephonyInfo.isSIM1Ready();
boolean isSIM2Ready = telephonyInfo.isSIM2Ready();
boolean isDualSIM = telephonyInfo.isDualSIM();
TextView tv = (TextView) findViewById(R.id.tv);
tv.setTe...
Input and Output binary streams using JERSEY?
...ered Aug 17 '10 at 14:48
MikeTheReaderMikeTheReader
4,02533 gold badges1818 silver badges3838 bronze badges
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End of support for python 2.7?
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you should read this carefully (ref : https://news.ycombinator.com/item?id=7582300 ):
There are a lot of comments here from people who aren't on the python-dev list and don't really understand what this diff actually means.
The co...
How to check if multiple array keys exists
...for checking if an array has two members present, they must not like clear readable code or performance :)
– alex
Mar 16 '16 at 8:30
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I ran into a merge conflict. How can I abort the merge?
...ocal and remote versions of the file in the index. (This is where they are read from for use in a 3-way diff tool by git mergetool.) You can use git show to view them.
# common base:
git show :1:_widget.html.erb
# 'ours'
git show :2:_widget.html.erb
# 'theirs'
git show :3:_widget.html.erb
The s...