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Difference between single and double square brackets in Bash
...ruct in the Korn shell
² but fails for some values of a or b (like + or index) and does numeric comparison if a and b look like decimal integers. expr "x$a" '<' "x$b" works around both.
³ and also fails for some values of a or b like ! or (.
4 in bash 3.2 and above and provided compatibilit...
Difference between break and continue statement
...called, the code continues from the outer loop after incrementing the loop index i by 1.
outer1:
for(int i=0; i<5; i++) {
for(int j=0; j<4; j++) {
for(int k=0; k<2; k++) {
System.out.println("[" + i + "][" + j + "][" + k + "]");
if(j == 3) {
continue outer1;
}...
Select values from XML field in SQL Server 2008
...le which is of type XML, and in that case you have to either use [1] , the index ordinal to force it to return 1 row, or you have to cross apply the column with nodes() to get a structure that can have xpath run against it. Your code doesn't translate to that scenario without a lot of modifications....
Why does “pip install” inside Python raise a SyntaxError?
...tructions for installing IPython: ipython.readthedocs.io/en/stable/install/index.html $ pip install ipython. Presumably that would translate to $ python -m pip install ipython
– Dan
Sep 13 '16 at 17:37
...
Difference between a user and a schema in Oracle?
... structures such as tables, views, sequences, stored procedures, synonyms, indexes, clusters, and database links.
A user owns a schema.
A user and a schema have the same name.
The CREATE USER command creates a user. It also automatically creates a schema for that user.
The CREATE SCHEMA command does...
Inline instantiation of a constant List
...riate. If the order matters and you want people to be able to access it by index, IList<T> may be appropriate. If you want to make the immutability apparent, declaring it as ReadOnlyCollection<T> could be handy - but inflexible.
...
Force add despite the .gitignore file
...
Same happened to me, I had previously ran git update-index --asume-unchanged on my files. I had to undo it with --no-assume-unchanged and it worked
– Jako
Aug 28 '15 at 20:47
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Find the files existing in one directory but not in the other [closed]
...h directories.
Another good way to do the job is using git
git diff --no-index dir1/ dir2/
Best regards!
share
edited Oct 7 '17 at 0:49
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How to detect if a variable is an array
...ht lead to problems as IE doesn't allow access to a string's characters by index. Therefore, you might want to change typeof obj !== 'undefined' to typeof obj === 'object' to exclude primitives and host objects with types distinct from 'object' alltogether. This will still let string objects pass, w...
How to determine day of week by passing specific date?
...F_WEEK);
if you need the output to be Tue rather than 3 (Days of week are indexed starting at 1 for Sunday, see Calendar.SUNDAY), instead of going through a calendar, just reformat the string: new SimpleDateFormat("EE").format(date) (EE meaning "day of week, short version")
if you have your input ...