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View's SELECT contains a subquery in the FROM clause
...chniques described in the other answers may be a more viable solution - at least on the shorter run.
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Android: How can I validate EditText input?
...assword(order = 3)
@TextRule(order = 4, minLength = 6, message = "Enter at least 6 characters.")
private EditText passwordEditText;
@ConfirmPassword(order = 5)
private EditText confirmPasswordEditText;
@Checked(order = 6, message = "You must agree to the terms.")
private CheckBox iAgreeCheckBox;
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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
...roup returns an empty array. How can I return the whole User model, or at least include the :id?
– Ashbury
Oct 27 '15 at 8:37
6
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How to compare strings ignoring the case
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From my benchmarks casecmp is at least twice as fast as the downcase method
– Jacob
May 3 '11 at 22:15
77
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Primary key or Unique index?
...w it is not possible to replicate tables without primary keys in MSSQL, at least without problems (details).
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What does the Java assert keyword do, and when should it be used?
...nowhere, therefore they cannot be calculated to be of this exact value, at least not within a reasonable span of code. Given this problem, there is no way to prove that your code is correct at a whole. But what you can do is to prove that you at least find every bug when it happens.
This idea is ba...
Is it possible to use “/” in a filename?
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Also, note that at least e2fsck considers any filename as an illegal filename that has to be fixed—see the source. So if you somehow end up with a filename that has slashes in it, you can use fsck to fix the problem.
– e...
Why is conversion from string constant to 'char*' valid in C but invalid in C++
... code that depends on that implicit conversion, and breaking that code (at least without some official warning) apparently seemed to the standard committees like a bad idea.
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How to make Visual Studio copy a DLL file to the output directory?
...s if the source has a newer timestamp than the target.
I found that in at least newer versions of Visual Studio, such as VS2109, $(ProjDir) is undefined and had to use $(ProjectDir) instead.
Leaving out a target folder in xcopy should default to the output directory. That is important to understa...
How do I make a checkbox required on an ASP.NET form?
...abel AssociatedControlID="chkAge" runat="server">I certify that I am at least 18 years of age.</asp:Label>
<asp:CustomValidator ID="chkAgeValidator" runat="server" Display="Dynamic"
ClientValidationFunction="checkAge">
You must be 18 years or older to continue.
<...