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What is the “->” PHP operator called and how do you say it when reading code out loud? [closed]
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I call it "dart"; as in $Foo->bar() : "Foo dart bar"
Since many languages use "dot" as in Foo.bar(); I wanted a one-syllable word to use. "Arrow" is just too long-winded! ;)
Since PHP uses . "dot" for concatenation (why?) I can't safely say "dot...
How do I remove an array item in TypeScript?
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If array is type of objects, then the simplest way is
let foo_object // Item to remove
this.foo_objects = this.foo_objects.filter(obj => obj !== foo_object);
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improve thi...
static function in C
... /* ok, f2 is in the same translation unit */
/* (basically same .c file) as f1 */
}
int f2(int foo) {
return 42 + foo;
}
main.c:
int f1(int); /* prototype */
int f2(int); /* prototype */
int main(void) {
f1(10); /* ok, f1 is visible to the linker */
f2(1...
Mockito verify order / sequence of method calls
... a single mock, not just on two or more mocks.
Suppose I have two classes Foo and Bar:
public class Foo {
public void first() {}
public void second() {}
}
public class Bar {
public void firstThenSecond(Foo foo) {
foo.first();
foo.second();
}
}
I can then add a test class to test...
How do I redirect output to a variable in shell? [duplicate]
...ptures the output of a command, but it does not use a redirect. If you actually need to use a redirect because of a more complex need, See my answer. Google brought you here, right? Why go somewhere else to find the answer you searched for?
– Bruno Bronosky
Aug...
Convert xlsx to csv in Linux with command line
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The Gnumeric spreadsheet application comes with a command line utility called ssconvert that can convert between a variety of spreadsheet formats:
$ ssconvert Book1.xlsx newfile.csv
Using exporter Gnumeric_stf:stf_csv
$ cat newfile.csv
Foo,Bar,Baz
1,2,3
123.6,7.89,
2012/05/14,,
The,last,Line
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Execute command on all files in a directory
...rovide the code to do the following:
Assume there is a directory of files, all of which need to be run through a program. The program outputs the results to standard out. I need a script that will go into a directory, execute the command on each file, and concat the output into one big output file.
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Double exclamation points? [duplicate]
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This converts a value to a boolean and ensures a boolean type.
"foo" // Evaluates to "foo".
!"foo" // Evaluates to false.
!!"foo" // Evaluates to true.
If foo.bar is passed through, then it may not be 0 but some other falsy value. See the following truth table:
Truth Table...
SSH library for Java [closed]
...Stream fos = null;
fos = new FileOutputStream(localFilename);
int foo;
while (true) {
if (buf.length < filesize) {
foo = buf.length;
} else {
foo = (int) filesize;
}
foo = in.read(buf, 0, foo);
if (foo < 0) {
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Dynamic Sorting within SQL Stored Procedures
...ed by modern RDBMS solutions but as yet I have not found anything that really addresses what I see to be an incredibly common need in any Web or Windows application with a database back-end.
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