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StackOverflow程序员推荐：每个程序员都应读的30本书 - 杂谈 - 清泛网 - 专...
...个价是对得起这本书的。
你还不确信么？那就读读第一版的前言或序言。网上有免费的电子版。-Antti Sykäri
4. 《C程序设计语言》
推荐数：774
这本书简洁易读，会教给你三件事：C 编程语言；如何像程序员一样思考；底...
Change EOL on multiple files in one go
...of your screenshot), pressing ENTER will insert the wrong EOL - and having mixed EOL is even worse than keeping to any of the standards
– Aprillion
Jan 28 '14 at 12:46
43
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How can I symlink a file in Linux? [closed]
...be created, while the to-here should already exist (IIRC).
(I always get mixed up on whether various commands and arguments should involve a pre-existing location, or one to be made.)
EDIT: It's still sinking in slowly for me; I have another way I've written in my notes.
ln -s (target exists) ...
`date` command on OS X doesn't have ISO 8601 `-I` option?
...with the YYMMDD format)
20130503T15:59 (basic and exteded formats can't be mixed)
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Using braces with dynamic variable names in PHP
...s will now be evaluated strictly in left-to-right order, as opposed to the mix of special cases in PHP5. The examples below show how the order of evaluation has changed.
Case 1 : $$foo['bar']['baz']
PHP5 interpetation : ${$foo['bar']['baz']}
PHP7 interpetation : ${$foo}['bar']['baz']
Case 2 : $foo...
How do I check if a file exists in Java?
The only similar question on SO deals with writing the file and was thus answered using FileWriter which is obviously not applicable here.
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Cannot add or update a child row: a foreign key constraint fails
...
Hmm... it's definitely not a good idea to mix named parameters with unnamed parameters in your prepared statement. it should be "values (?, ?, ?, ?)" with the appropriate value for UserID specified in your execute statement.
– Brian Driscoll
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“:” (colon) in C struct - what does it mean? [duplicate]
...e bit field.
A quick sample illustrates this nicely. Interestingly, with mixed types the compiler seems to default to sizeof (int).
struct
{
int a : 4;
int b : 13;
int c : 1;
} test1;
struct
{
short a : 4;
short b : 3;
} test2;
struct
{
char a : 4;
ch...
What is object serialization?
What is meant by "object serialization"? Can you please explain it with some examples?
14 Answers
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Why is the minimalist, example Haskell quicksort not a “true” quicksort?
Haskell's website introduces a very attractive 5-line quicksort function , as seen below.
11 Answers
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